2907 lines
91 KiB
C
2907 lines
91 KiB
C
#include "cJSON.h"
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#include "function.h"
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#include "scalar.h"
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#include "sclInt.h"
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#include "sclvector.h"
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#include "tdatablock.h"
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#include "tjson.h"
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#include "ttime.h"
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typedef float (*_float_fn)(float);
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typedef double (*_double_fn)(double);
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typedef double (*_double_fn_2)(double, double);
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typedef int (*_conv_fn)(int);
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typedef void (*_trim_fn)(char *, char *, int32_t, int32_t);
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typedef uint16_t (*_len_fn)(char *, int32_t);
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/** Math functions **/
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static double tlog(double v) { return log(v); }
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static double tlog2(double v, double base) {
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double a = log(v);
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double b = log(base);
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if (isnan(a) || isinf(a)) {
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return a;
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} else if (isnan(b) || isinf(b)) {
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return b;
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} else if (b == 0) {
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return INFINITY;
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} else {
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return a / b;
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}
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}
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int32_t absFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
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SColumnInfoData *pInputData = pInput->columnData;
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SColumnInfoData *pOutputData = pOutput->columnData;
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int32_t type = GET_PARAM_TYPE(pInput);
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switch (type) {
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case TSDB_DATA_TYPE_FLOAT: {
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float *in = (float *)pInputData->pData;
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float *out = (float *)pOutputData->pData;
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for (int32_t i = 0; i < pInput->numOfRows; ++i) {
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if (colDataIsNull_s(pInputData, i)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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out[i] = (in[i] >= 0) ? in[i] : -in[i];
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}
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break;
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}
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case TSDB_DATA_TYPE_DOUBLE: {
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double *in = (double *)pInputData->pData;
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double *out = (double *)pOutputData->pData;
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for (int32_t i = 0; i < pInput->numOfRows; ++i) {
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if (colDataIsNull_s(pInputData, i)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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out[i] = (in[i] >= 0) ? in[i] : -in[i];
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}
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break;
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}
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case TSDB_DATA_TYPE_TINYINT: {
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int8_t *in = (int8_t *)pInputData->pData;
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int8_t *out = (int8_t *)pOutputData->pData;
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for (int32_t i = 0; i < pInput->numOfRows; ++i) {
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if (colDataIsNull_s(pInputData, i)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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out[i] = (in[i] >= 0) ? in[i] : -in[i];
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}
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break;
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}
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case TSDB_DATA_TYPE_SMALLINT: {
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int16_t *in = (int16_t *)pInputData->pData;
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int16_t *out = (int16_t *)pOutputData->pData;
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for (int32_t i = 0; i < pInput->numOfRows; ++i) {
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if (colDataIsNull_s(pInputData, i)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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out[i] = (in[i] >= 0) ? in[i] : -in[i];
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}
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break;
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}
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case TSDB_DATA_TYPE_INT: {
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int32_t *in = (int32_t *)pInputData->pData;
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int32_t *out = (int32_t *)pOutputData->pData;
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for (int32_t i = 0; i < pInput->numOfRows; ++i) {
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if (colDataIsNull_s(pInputData, i)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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out[i] = (in[i] >= 0) ? in[i] : -in[i];
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}
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break;
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}
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case TSDB_DATA_TYPE_BIGINT: {
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int64_t *in = (int64_t *)pInputData->pData;
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int64_t *out = (int64_t *)pOutputData->pData;
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for (int32_t i = 0; i < pInput->numOfRows; ++i) {
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if (colDataIsNull_s(pInputData, i)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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out[i] = (in[i] >= 0) ? in[i] : -in[i];
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}
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break;
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}
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case TSDB_DATA_TYPE_NULL: {
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for (int32_t i = 0; i < pInput->numOfRows; ++i) {
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colDataSetNULL(pOutputData, i);
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}
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break;
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}
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default: {
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colDataAssign(pOutputData, pInputData, pInput->numOfRows, NULL);
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}
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}
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pOutput->numOfRows = pInput->numOfRows;
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return TSDB_CODE_SUCCESS;
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}
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static int32_t doScalarFunctionUnique(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput, _double_fn valFn) {
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int32_t type = GET_PARAM_TYPE(pInput);
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SColumnInfoData *pInputData = pInput->columnData;
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SColumnInfoData *pOutputData = pOutput->columnData;
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_getDoubleValue_fn_t getValueFn = getVectorDoubleValueFn(type);
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double *out = (double *)pOutputData->pData;
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for (int32_t i = 0; i < pInput->numOfRows; ++i) {
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if (colDataIsNull_s(pInputData, i) || IS_NULL_TYPE(type)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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double result = valFn(getValueFn(pInputData->pData, i));
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if (isinf(result) || isnan(result)) {
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colDataSetNULL(pOutputData, i);
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} else {
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out[i] = result;
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}
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}
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pOutput->numOfRows = pInput->numOfRows;
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return TSDB_CODE_SUCCESS;
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}
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static int32_t doScalarFunctionUnique2(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput,
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_double_fn_2 valFn) {
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SColumnInfoData *pInputData[2];
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SColumnInfoData *pOutputData = pOutput->columnData;
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_getDoubleValue_fn_t getValueFn[2];
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for (int32_t i = 0; i < inputNum; ++i) {
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pInputData[i] = pInput[i].columnData;
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getValueFn[i] = getVectorDoubleValueFn(GET_PARAM_TYPE(&pInput[i]));
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}
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double *out = (double *)pOutputData->pData;
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double result;
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bool hasNullType = (IS_NULL_TYPE(GET_PARAM_TYPE(&pInput[0])) || IS_NULL_TYPE(GET_PARAM_TYPE(&pInput[1])));
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int32_t numOfRows = TMAX(pInput[0].numOfRows, pInput[1].numOfRows);
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if (pInput[0].numOfRows == pInput[1].numOfRows) {
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for (int32_t i = 0; i < numOfRows; ++i) {
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if (colDataIsNull_s(pInputData[0], i) || colDataIsNull_s(pInputData[1], i) || hasNullType) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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result = valFn(getValueFn[0](pInputData[0]->pData, i), getValueFn[1](pInputData[1]->pData, i));
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if (isinf(result) || isnan(result)) {
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colDataSetNULL(pOutputData, i);
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} else {
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out[i] = result;
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}
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}
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} else if (pInput[0].numOfRows == 1) { // left operand is constant
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if (colDataIsNull_s(pInputData[0], 0) || hasNullType) {
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colDataSetNNULL(pOutputData, 0, pInput[1].numOfRows);
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} else {
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for (int32_t i = 0; i < numOfRows; ++i) {
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if (colDataIsNull_s(pInputData[1], i)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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result = valFn(getValueFn[0](pInputData[0]->pData, 0), getValueFn[1](pInputData[1]->pData, i));
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if (isinf(result) || isnan(result)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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out[i] = result;
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}
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}
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} else if (pInput[1].numOfRows == 1) {
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if (colDataIsNull_s(pInputData[1], 0) || hasNullType) {
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colDataSetNNULL(pOutputData, 0, pInput[0].numOfRows);
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} else {
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for (int32_t i = 0; i < numOfRows; ++i) {
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if (colDataIsNull_s(pInputData[0], i)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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result = valFn(getValueFn[0](pInputData[0]->pData, i), getValueFn[1](pInputData[1]->pData, 0));
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if (isinf(result) || isnan(result)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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out[i] = result;
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}
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}
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}
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pOutput->numOfRows = numOfRows;
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return TSDB_CODE_SUCCESS;
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}
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static int32_t doScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput, _float_fn f1,
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_double_fn d1) {
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int32_t type = GET_PARAM_TYPE(pInput);
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SColumnInfoData *pInputData = pInput->columnData;
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SColumnInfoData *pOutputData = pOutput->columnData;
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switch (type) {
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case TSDB_DATA_TYPE_FLOAT: {
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float *in = (float *)pInputData->pData;
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float *out = (float *)pOutputData->pData;
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for (int32_t i = 0; i < pInput->numOfRows; ++i) {
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if (colDataIsNull_s(pInputData, i)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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out[i] = f1(in[i]);
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}
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break;
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}
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case TSDB_DATA_TYPE_DOUBLE: {
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double *in = (double *)pInputData->pData;
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double *out = (double *)pOutputData->pData;
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for (int32_t i = 0; i < pInput->numOfRows; ++i) {
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if (colDataIsNull_s(pInputData, i)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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out[i] = d1(in[i]);
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}
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break;
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}
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case TSDB_DATA_TYPE_NULL: {
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for (int32_t i = 0; i < pInput->numOfRows; ++i) {
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colDataSetNULL(pOutputData, i);
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}
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break;
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}
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default: {
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colDataAssign(pOutputData, pInputData, pInput->numOfRows, NULL);
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}
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}
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pOutput->numOfRows = pInput->numOfRows;
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return TSDB_CODE_SUCCESS;
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}
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/** String functions **/
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static VarDataLenT tlength(char *input, int32_t type) { return varDataLen(input); }
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static VarDataLenT tcharlength(char *input, int32_t type) {
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if (type == TSDB_DATA_TYPE_VARCHAR || type == TSDB_DATA_TYPE_GEOMETRY) {
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return varDataLen(input);
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} else { // NCHAR
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return varDataLen(input) / TSDB_NCHAR_SIZE;
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}
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}
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static void tltrim(char *input, char *output, int32_t type, int32_t charLen) {
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int32_t numOfSpaces = 0;
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if (type == TSDB_DATA_TYPE_VARCHAR) {
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for (int32_t i = 0; i < charLen; ++i) {
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if (!isspace(*(varDataVal(input) + i))) {
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break;
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}
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numOfSpaces++;
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}
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} else { // NCHAR
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for (int32_t i = 0; i < charLen; ++i) {
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if (!iswspace(*((uint32_t *)varDataVal(input) + i))) {
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break;
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}
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numOfSpaces++;
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}
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}
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int32_t resLen;
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if (type == TSDB_DATA_TYPE_VARCHAR) {
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resLen = charLen - numOfSpaces;
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memcpy(varDataVal(output), varDataVal(input) + numOfSpaces, resLen);
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} else {
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resLen = (charLen - numOfSpaces) * TSDB_NCHAR_SIZE;
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memcpy(varDataVal(output), varDataVal(input) + numOfSpaces * TSDB_NCHAR_SIZE, resLen);
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}
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varDataSetLen(output, resLen);
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}
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static void trtrim(char *input, char *output, int32_t type, int32_t charLen) {
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int32_t numOfSpaces = 0;
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if (type == TSDB_DATA_TYPE_VARCHAR) {
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for (int32_t i = charLen - 1; i >= 0; --i) {
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if (!isspace(*(varDataVal(input) + i))) {
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break;
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}
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numOfSpaces++;
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}
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} else { // NCHAR
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for (int32_t i = charLen - 1; i >= 0; --i) {
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if (!iswspace(*((uint32_t *)varDataVal(input) + i))) {
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break;
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}
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numOfSpaces++;
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}
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}
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int32_t resLen;
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if (type == TSDB_DATA_TYPE_VARCHAR) {
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resLen = charLen - numOfSpaces;
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} else {
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resLen = (charLen - numOfSpaces) * TSDB_NCHAR_SIZE;
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}
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memcpy(varDataVal(output), varDataVal(input), resLen);
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varDataSetLen(output, resLen);
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}
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static int32_t doLengthFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput, _len_fn lenFn) {
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int32_t type = GET_PARAM_TYPE(pInput);
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SColumnInfoData *pInputData = pInput->columnData;
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SColumnInfoData *pOutputData = pOutput->columnData;
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int64_t *out = (int64_t *)pOutputData->pData;
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for (int32_t i = 0; i < pInput->numOfRows; ++i) {
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if (colDataIsNull_s(pInputData, i)) {
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colDataSetNULL(pOutputData, i);
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continue;
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}
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char *in = colDataGetData(pInputData, i);
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out[i] = lenFn(in, type);
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}
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pOutput->numOfRows = pInput->numOfRows;
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return TSDB_CODE_SUCCESS;
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}
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static int32_t concatCopyHelper(const char *input, char *output, bool hasNchar, int32_t type, VarDataLenT *dataLen) {
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if (hasNchar && type == TSDB_DATA_TYPE_VARCHAR) {
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TdUcs4 *newBuf = taosMemoryCalloc((varDataLen(input) + 1) * TSDB_NCHAR_SIZE, 1);
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int32_t len = varDataLen(input);
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bool ret = taosMbsToUcs4(varDataVal(input), len, newBuf, (varDataLen(input) + 1) * TSDB_NCHAR_SIZE, &len);
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if (!ret) {
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taosMemoryFree(newBuf);
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return TSDB_CODE_FAILED;
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}
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memcpy(varDataVal(output) + *dataLen, newBuf, varDataLen(input) * TSDB_NCHAR_SIZE);
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*dataLen += varDataLen(input) * TSDB_NCHAR_SIZE;
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taosMemoryFree(newBuf);
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} else {
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memcpy(varDataVal(output) + *dataLen, varDataVal(input), varDataLen(input));
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*dataLen += varDataLen(input);
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}
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return TSDB_CODE_SUCCESS;
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}
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static int32_t getNumOfNullEntries(SColumnInfoData *pColumnInfoData, int32_t numOfRows) {
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int32_t numOfNulls = 0;
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if (!pColumnInfoData->hasNull) {
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return numOfNulls;
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}
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for (int i = 0; i < numOfRows; ++i) {
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if (pColumnInfoData->varmeta.offset[i] == -1) {
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numOfNulls++;
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}
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}
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return numOfNulls;
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}
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int32_t concatFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
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int32_t ret = TSDB_CODE_SUCCESS;
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SColumnInfoData **pInputData = taosMemoryCalloc(inputNum, sizeof(SColumnInfoData *));
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SColumnInfoData *pOutputData = pOutput->columnData;
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char **input = taosMemoryCalloc(inputNum, POINTER_BYTES);
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char *outputBuf = NULL;
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int32_t inputLen = 0;
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int32_t numOfRows = 0;
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bool hasNchar = (GET_PARAM_TYPE(pOutput) == TSDB_DATA_TYPE_NCHAR) ? true : false;
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for (int32_t i = 0; i < inputNum; ++i) {
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if (pInput[i].numOfRows > numOfRows) {
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numOfRows = pInput[i].numOfRows;
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}
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}
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for (int32_t i = 0; i < inputNum; ++i) {
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pInputData[i] = pInput[i].columnData;
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int32_t factor = 1;
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if (hasNchar && (GET_PARAM_TYPE(&pInput[i]) == TSDB_DATA_TYPE_VARCHAR)) {
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factor = TSDB_NCHAR_SIZE;
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}
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int32_t numOfNulls = getNumOfNullEntries(pInputData[i], pInput[i].numOfRows);
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if (pInput[i].numOfRows == 1) {
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inputLen += (pInputData[i]->varmeta.length - VARSTR_HEADER_SIZE) * factor * (numOfRows - numOfNulls);
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} else {
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inputLen += (pInputData[i]->varmeta.length - (numOfRows - numOfNulls) * VARSTR_HEADER_SIZE) * factor;
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}
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}
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int32_t outputLen = inputLen + numOfRows * VARSTR_HEADER_SIZE;
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outputBuf = taosMemoryCalloc(outputLen, 1);
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char *output = outputBuf;
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for (int32_t k = 0; k < numOfRows; ++k) {
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bool hasNull = false;
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for (int32_t i = 0; i < inputNum; ++i) {
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if (colDataIsNull_s(pInputData[i], k) || IS_NULL_TYPE(GET_PARAM_TYPE(&pInput[i]))) {
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colDataSetNULL(pOutputData, k);
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hasNull = true;
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break;
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}
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}
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if (hasNull) {
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continue;
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}
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VarDataLenT dataLen = 0;
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for (int32_t i = 0; i < inputNum; ++i) {
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int32_t rowIdx = (pInput[i].numOfRows == 1) ? 0 : k;
|
|
input[i] = colDataGetData(pInputData[i], rowIdx);
|
|
|
|
ret = concatCopyHelper(input[i], output, hasNchar, GET_PARAM_TYPE(&pInput[i]), &dataLen);
|
|
if (ret != TSDB_CODE_SUCCESS) {
|
|
goto DONE;
|
|
}
|
|
}
|
|
varDataSetLen(output, dataLen);
|
|
colDataSetVal(pOutputData, k, output, false);
|
|
output += varDataTLen(output);
|
|
}
|
|
|
|
pOutput->numOfRows = numOfRows;
|
|
|
|
DONE:
|
|
taosMemoryFree(input);
|
|
taosMemoryFree(outputBuf);
|
|
taosMemoryFree(pInputData);
|
|
|
|
return ret;
|
|
}
|
|
|
|
int32_t concatWsFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
int32_t ret = TSDB_CODE_SUCCESS;
|
|
SColumnInfoData **pInputData = taosMemoryCalloc(inputNum, sizeof(SColumnInfoData *));
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
char **input = taosMemoryCalloc(inputNum, POINTER_BYTES);
|
|
char *outputBuf = NULL;
|
|
|
|
int32_t inputLen = 0;
|
|
int32_t numOfRows = 0;
|
|
bool hasNchar = (GET_PARAM_TYPE(pOutput) == TSDB_DATA_TYPE_NCHAR) ? true : false;
|
|
for (int32_t i = 1; i < inputNum; ++i) {
|
|
if (pInput[i].numOfRows > numOfRows) {
|
|
numOfRows = pInput[i].numOfRows;
|
|
}
|
|
}
|
|
for (int32_t i = 0; i < inputNum; ++i) {
|
|
pInputData[i] = pInput[i].columnData;
|
|
int32_t factor = 1;
|
|
if (hasNchar && (GET_PARAM_TYPE(&pInput[i]) == TSDB_DATA_TYPE_VARCHAR)) {
|
|
factor = TSDB_NCHAR_SIZE;
|
|
}
|
|
|
|
int32_t numOfNulls = getNumOfNullEntries(pInputData[i], pInput[i].numOfRows);
|
|
if (i == 0) {
|
|
// calculate required separator space
|
|
inputLen +=
|
|
(pInputData[0]->varmeta.length - VARSTR_HEADER_SIZE) * (numOfRows - numOfNulls) * (inputNum - 2) * factor;
|
|
} else if (pInput[i].numOfRows == 1) {
|
|
inputLen += (pInputData[i]->varmeta.length - VARSTR_HEADER_SIZE) * (numOfRows - numOfNulls) * factor;
|
|
} else {
|
|
inputLen += (pInputData[i]->varmeta.length - (numOfRows - numOfNulls) * VARSTR_HEADER_SIZE) * factor;
|
|
}
|
|
}
|
|
|
|
int32_t outputLen = inputLen + numOfRows * VARSTR_HEADER_SIZE;
|
|
outputBuf = taosMemoryCalloc(outputLen, 1);
|
|
char *output = outputBuf;
|
|
|
|
for (int32_t k = 0; k < numOfRows; ++k) {
|
|
if (colDataIsNull_s(pInputData[0], k) || IS_NULL_TYPE(GET_PARAM_TYPE(&pInput[0]))) {
|
|
colDataSetNULL(pOutputData, k);
|
|
continue;
|
|
}
|
|
|
|
VarDataLenT dataLen = 0;
|
|
bool hasNull = false;
|
|
for (int32_t i = 1; i < inputNum; ++i) {
|
|
if (colDataIsNull_s(pInputData[i], k) || IS_NULL_TYPE(GET_PARAM_TYPE(&pInput[i]))) {
|
|
hasNull = true;
|
|
break;
|
|
}
|
|
|
|
int32_t rowIdx = (pInput[i].numOfRows == 1) ? 0 : k;
|
|
input[i] = colDataGetData(pInputData[i], rowIdx);
|
|
|
|
ret = concatCopyHelper(input[i], output, hasNchar, GET_PARAM_TYPE(&pInput[i]), &dataLen);
|
|
if (ret != TSDB_CODE_SUCCESS) {
|
|
goto DONE;
|
|
}
|
|
|
|
if (i < inputNum - 1) {
|
|
// insert the separator
|
|
char *sep = (pInput[0].numOfRows == 1) ? colDataGetData(pInputData[0], 0) : colDataGetData(pInputData[0], k);
|
|
ret = concatCopyHelper(sep, output, hasNchar, GET_PARAM_TYPE(&pInput[0]), &dataLen);
|
|
if (ret != TSDB_CODE_SUCCESS) {
|
|
goto DONE;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (hasNull) {
|
|
colDataSetNULL(pOutputData, k);
|
|
memset(output, 0, dataLen);
|
|
} else {
|
|
varDataSetLen(output, dataLen);
|
|
colDataSetVal(pOutputData, k, output, false);
|
|
output += varDataTLen(output);
|
|
}
|
|
}
|
|
|
|
pOutput->numOfRows = numOfRows;
|
|
|
|
DONE:
|
|
taosMemoryFree(input);
|
|
taosMemoryFree(outputBuf);
|
|
taosMemoryFree(pInputData);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int32_t doCaseConvFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput, _conv_fn convFn) {
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int32_t outputLen = pInputData->varmeta.length;
|
|
char *outputBuf = taosMemoryCalloc(outputLen, 1);
|
|
char *output = outputBuf;
|
|
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
colDataSetNULL(pOutputData, i);
|
|
continue;
|
|
}
|
|
|
|
char *input = colDataGetData(pInput[0].columnData, i);
|
|
int32_t len = varDataLen(input);
|
|
if (type == TSDB_DATA_TYPE_VARCHAR) {
|
|
for (int32_t j = 0; j < len; ++j) {
|
|
*(varDataVal(output) + j) = convFn(*(varDataVal(input) + j));
|
|
}
|
|
} else { // NCHAR
|
|
for (int32_t j = 0; j < len / TSDB_NCHAR_SIZE; ++j) {
|
|
*((uint32_t *)varDataVal(output) + j) = convFn(*((uint32_t *)varDataVal(input) + j));
|
|
}
|
|
}
|
|
varDataSetLen(output, len);
|
|
colDataSetVal(pOutputData, i, output, false);
|
|
output += varDataTLen(output);
|
|
}
|
|
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
taosMemoryFree(outputBuf);
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t doTrimFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput, _trim_fn trimFn) {
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int32_t outputLen = pInputData->varmeta.length;
|
|
char *outputBuf = taosMemoryCalloc(outputLen, 1);
|
|
char *output = outputBuf;
|
|
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
colDataSetNULL(pOutputData, i);
|
|
continue;
|
|
}
|
|
|
|
char *input = colDataGetData(pInputData, i);
|
|
int32_t len = varDataLen(input);
|
|
int32_t charLen = (type == TSDB_DATA_TYPE_VARCHAR) ? len : len / TSDB_NCHAR_SIZE;
|
|
trimFn(input, output, type, charLen);
|
|
|
|
colDataSetVal(pOutputData, i, output, false);
|
|
output += varDataTLen(output);
|
|
}
|
|
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
taosMemoryFree(outputBuf);
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t substrFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
int32_t subPos = 0;
|
|
GET_TYPED_DATA(subPos, int32_t, GET_PARAM_TYPE(&pInput[1]), pInput[1].columnData->pData);
|
|
|
|
int32_t subLen = INT16_MAX;
|
|
if (inputNum == 3) {
|
|
GET_TYPED_DATA(subLen, int32_t, GET_PARAM_TYPE(&pInput[2]), pInput[2].columnData->pData);
|
|
subLen = (GET_PARAM_TYPE(pInput) == TSDB_DATA_TYPE_VARCHAR) ? subLen : subLen * TSDB_NCHAR_SIZE;
|
|
}
|
|
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int32_t outputLen = pInputData->varmeta.length * pInput->numOfRows;
|
|
char *outputBuf = taosMemoryCalloc(outputLen, 1);
|
|
char *output = outputBuf;
|
|
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
colDataSetNULL(pOutputData, i);
|
|
continue;
|
|
}
|
|
char *input = colDataGetData(pInput[0].columnData, i);
|
|
int32_t len = varDataLen(input);
|
|
int32_t startPosBytes;
|
|
|
|
if (subPos > 0) {
|
|
startPosBytes = (GET_PARAM_TYPE(pInput) == TSDB_DATA_TYPE_VARCHAR) ? subPos - 1 : (subPos - 1) * TSDB_NCHAR_SIZE;
|
|
startPosBytes = TMIN(startPosBytes, len);
|
|
} else {
|
|
startPosBytes =
|
|
(GET_PARAM_TYPE(pInput) == TSDB_DATA_TYPE_VARCHAR) ? len + subPos : len + subPos * TSDB_NCHAR_SIZE;
|
|
startPosBytes = TMAX(startPosBytes, 0);
|
|
}
|
|
|
|
int32_t resLen = TMIN(subLen, len - startPosBytes);
|
|
if (resLen > 0) {
|
|
memcpy(varDataVal(output), varDataVal(input) + startPosBytes, resLen);
|
|
}
|
|
|
|
varDataSetLen(output, resLen);
|
|
colDataSetVal(pOutputData, i, output, false);
|
|
output += varDataTLen(output);
|
|
}
|
|
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
taosMemoryFree(outputBuf);
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
/** Conversion functions **/
|
|
int32_t castFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
int16_t inputType = GET_PARAM_TYPE(&pInput[0]);
|
|
int32_t inputLen = GET_PARAM_BYTES(&pInput[0]);
|
|
int16_t outputType = GET_PARAM_TYPE(&pOutput[0]);
|
|
int64_t outputLen = GET_PARAM_BYTES(&pOutput[0]);
|
|
|
|
int32_t code = TSDB_CODE_SUCCESS;
|
|
char *convBuf = taosMemoryMalloc(inputLen);
|
|
char *output = taosMemoryCalloc(1, outputLen + TSDB_NCHAR_SIZE);
|
|
char buf[400] = {0};
|
|
|
|
if (convBuf == NULL || output == NULL) {
|
|
code = TSDB_CODE_OUT_OF_MEMORY;
|
|
goto _end;
|
|
}
|
|
|
|
for (int32_t i = 0; i < pInput[0].numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInput[0].columnData, i)) {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
|
|
char *input = colDataGetData(pInput[0].columnData, i);
|
|
|
|
switch (outputType) {
|
|
case TSDB_DATA_TYPE_TINYINT: {
|
|
if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
memcpy(buf, varDataVal(input), varDataLen(input));
|
|
buf[varDataLen(input)] = 0;
|
|
*(int8_t *)output = taosStr2Int8(buf, NULL, 10);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int32_t len = taosUcs4ToMbs((TdUcs4 *)varDataVal(input), varDataLen(input), convBuf);
|
|
if (len < 0) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
|
|
convBuf[len] = 0;
|
|
*(int8_t *)output = taosStr2Int8(convBuf, NULL, 10);
|
|
} else {
|
|
GET_TYPED_DATA(*(int8_t *)output, int8_t, inputType, input);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_SMALLINT: {
|
|
if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
memcpy(buf, varDataVal(input), varDataLen(input));
|
|
buf[varDataLen(input)] = 0;
|
|
*(int16_t *)output = taosStr2Int16(buf, NULL, 10);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int32_t len = taosUcs4ToMbs((TdUcs4 *)varDataVal(input), varDataLen(input), convBuf);
|
|
if (len < 0) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
convBuf[len] = 0;
|
|
*(int16_t *)output = taosStr2Int16(convBuf, NULL, 10);
|
|
} else {
|
|
GET_TYPED_DATA(*(int16_t *)output, int16_t, inputType, input);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_INT: {
|
|
if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
memcpy(buf, varDataVal(input), varDataLen(input));
|
|
buf[varDataLen(input)] = 0;
|
|
*(int32_t *)output = taosStr2Int32(buf, NULL, 10);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int32_t len = taosUcs4ToMbs((TdUcs4 *)varDataVal(input), varDataLen(input), convBuf);
|
|
if (len < 0) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
|
|
convBuf[len] = 0;
|
|
*(int32_t *)output = taosStr2Int32(convBuf, NULL, 10);
|
|
} else {
|
|
GET_TYPED_DATA(*(int32_t *)output, int32_t, inputType, input);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_BIGINT: {
|
|
if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
memcpy(buf, varDataVal(input), varDataLen(input));
|
|
buf[varDataLen(input)] = 0;
|
|
*(int64_t *)output = taosStr2Int64(buf, NULL, 10);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int32_t len = taosUcs4ToMbs((TdUcs4 *)varDataVal(input), varDataLen(input), convBuf);
|
|
if (len < 0) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
convBuf[len] = 0;
|
|
*(int64_t *)output = taosStr2Int64(convBuf, NULL, 10);
|
|
} else {
|
|
GET_TYPED_DATA(*(int64_t *)output, int64_t, inputType, input);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UTINYINT: {
|
|
if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
memcpy(buf, varDataVal(input), varDataLen(input));
|
|
buf[varDataLen(input)] = 0;
|
|
*(uint8_t *)output = taosStr2UInt8(buf, NULL, 10);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int32_t len = taosUcs4ToMbs((TdUcs4 *)varDataVal(input), varDataLen(input), convBuf);
|
|
if (len < 0) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
convBuf[len] = 0;
|
|
*(uint8_t *)output = taosStr2UInt8(convBuf, NULL, 10);
|
|
} else {
|
|
GET_TYPED_DATA(*(uint8_t *)output, uint8_t, inputType, input);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_USMALLINT: {
|
|
if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
memcpy(buf, varDataVal(input), varDataLen(input));
|
|
buf[varDataLen(input)] = 0;
|
|
*(uint16_t *)output = taosStr2UInt16(buf, NULL, 10);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int32_t len = taosUcs4ToMbs((TdUcs4 *)varDataVal(input), varDataLen(input), convBuf);
|
|
if (len < 0) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
convBuf[len] = 0;
|
|
*(uint16_t *)output = taosStr2UInt16(convBuf, NULL, 10);
|
|
} else {
|
|
GET_TYPED_DATA(*(uint16_t *)output, uint16_t, inputType, input);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UINT: {
|
|
if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
memcpy(buf, varDataVal(input), varDataLen(input));
|
|
buf[varDataLen(input)] = 0;
|
|
*(uint32_t *)output = taosStr2UInt32(buf, NULL, 10);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int32_t len = taosUcs4ToMbs((TdUcs4 *)varDataVal(input), varDataLen(input), convBuf);
|
|
if (len < 0) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
convBuf[len] = 0;
|
|
*(uint32_t *)output = taosStr2UInt32(convBuf, NULL, 10);
|
|
} else {
|
|
GET_TYPED_DATA(*(uint32_t *)output, uint32_t, inputType, input);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UBIGINT: {
|
|
if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
memcpy(buf, varDataVal(input), varDataLen(input));
|
|
buf[varDataLen(input)] = 0;
|
|
*(uint64_t *)output = taosStr2UInt64(buf, NULL, 10);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int32_t len = taosUcs4ToMbs((TdUcs4 *)varDataVal(input), varDataLen(input), convBuf);
|
|
if (len < 0) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
|
|
convBuf[len] = 0;
|
|
*(uint64_t *)output = taosStr2UInt64(convBuf, NULL, 10);
|
|
} else {
|
|
GET_TYPED_DATA(*(uint64_t *)output, uint64_t, inputType, input);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_FLOAT: {
|
|
if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
memcpy(buf, varDataVal(input), varDataLen(input));
|
|
buf[varDataLen(input)] = 0;
|
|
*(float *)output = taosStr2Float(buf, NULL);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int32_t len = taosUcs4ToMbs((TdUcs4 *)varDataVal(input), varDataLen(input), convBuf);
|
|
if (len < 0) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
convBuf[len] = 0;
|
|
*(float *)output = taosStr2Float(convBuf, NULL);
|
|
} else {
|
|
GET_TYPED_DATA(*(float *)output, float, inputType, input);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_DOUBLE: {
|
|
if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
memcpy(buf, varDataVal(input), varDataLen(input));
|
|
buf[varDataLen(input)] = 0;
|
|
*(double *)output = taosStr2Double(buf, NULL);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int32_t len = taosUcs4ToMbs((TdUcs4 *)varDataVal(input), varDataLen(input), convBuf);
|
|
if (len < 0) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
convBuf[len] = 0;
|
|
*(double *)output = taosStr2Double(convBuf, NULL);
|
|
} else {
|
|
GET_TYPED_DATA(*(double *)output, double, inputType, input);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_BOOL: {
|
|
if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
memcpy(buf, varDataVal(input), varDataLen(input));
|
|
buf[varDataLen(input)] = 0;
|
|
*(bool *)output = taosStr2Int8(buf, NULL, 10);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int32_t len = taosUcs4ToMbs((TdUcs4 *)varDataVal(input), varDataLen(input), convBuf);
|
|
if (len < 0) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
convBuf[len] = 0;
|
|
*(bool *)output = taosStr2Int8(convBuf, NULL, 10);
|
|
} else {
|
|
GET_TYPED_DATA(*(bool *)output, bool, inputType, input);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_TIMESTAMP: {
|
|
int64_t timeVal;
|
|
if (inputType == TSDB_DATA_TYPE_BINARY || inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int64_t timePrec;
|
|
GET_TYPED_DATA(timePrec, int64_t, GET_PARAM_TYPE(&pInput[1]), pInput[1].columnData->pData);
|
|
int32_t ret = convertStringToTimestamp(inputType, input, timePrec, &timeVal);
|
|
if (ret != TSDB_CODE_SUCCESS) {
|
|
*(int64_t *)output = 0;
|
|
} else {
|
|
*(int64_t *)output = timeVal;
|
|
}
|
|
} else {
|
|
GET_TYPED_DATA(*(int64_t *)output, int64_t, inputType, input);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_BINARY:
|
|
case TSDB_DATA_TYPE_GEOMETRY: {
|
|
if (inputType == TSDB_DATA_TYPE_BOOL) {
|
|
// NOTE: sprintf will append '\0' at the end of string
|
|
int32_t len = sprintf(varDataVal(output), "%.*s", (int32_t)(outputLen - VARSTR_HEADER_SIZE),
|
|
*(int8_t *)input ? "true" : "false");
|
|
varDataSetLen(output, len);
|
|
} else if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
int32_t len = TMIN(varDataLen(input), outputLen - VARSTR_HEADER_SIZE);
|
|
memcpy(varDataVal(output), varDataVal(input), len);
|
|
varDataSetLen(output, len);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
int32_t len = taosUcs4ToMbs((TdUcs4 *)varDataVal(input), varDataLen(input), convBuf);
|
|
if (len < 0) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
len = TMIN(len, outputLen - VARSTR_HEADER_SIZE);
|
|
memcpy(varDataVal(output), convBuf, len);
|
|
varDataSetLen(output, len);
|
|
} else {
|
|
NUM_TO_STRING(inputType, input, sizeof(buf), buf);
|
|
int32_t len = (int32_t)strlen(buf);
|
|
len = (outputLen - VARSTR_HEADER_SIZE) > len ? len : (outputLen - VARSTR_HEADER_SIZE);
|
|
memcpy(varDataVal(output), buf, len);
|
|
varDataSetLen(output, len);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_NCHAR: {
|
|
int32_t outputCharLen = (outputLen - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE;
|
|
int32_t len;
|
|
if (inputType == TSDB_DATA_TYPE_BOOL) {
|
|
char tmp[8] = {0};
|
|
len = sprintf(tmp, "%.*s", outputCharLen, *(int8_t *)input ? "true" : "false");
|
|
bool ret = taosMbsToUcs4(tmp, len, (TdUcs4 *)varDataVal(output), outputLen - VARSTR_HEADER_SIZE, &len);
|
|
if (!ret) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
|
|
varDataSetLen(output, len);
|
|
} else if (inputType == TSDB_DATA_TYPE_BINARY) {
|
|
len = outputCharLen > varDataLen(input) ? varDataLen(input) : outputCharLen;
|
|
bool ret = taosMbsToUcs4(input + VARSTR_HEADER_SIZE, len, (TdUcs4 *)varDataVal(output),
|
|
outputLen - VARSTR_HEADER_SIZE, &len);
|
|
if (!ret) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
varDataSetLen(output, len);
|
|
} else if (inputType == TSDB_DATA_TYPE_NCHAR) {
|
|
len = TMIN(outputLen - VARSTR_HEADER_SIZE, varDataLen(input));
|
|
memcpy(output, input, len + VARSTR_HEADER_SIZE);
|
|
varDataSetLen(output, len);
|
|
} else {
|
|
NUM_TO_STRING(inputType, input, sizeof(buf), buf);
|
|
len = (int32_t)strlen(buf);
|
|
len = outputCharLen > len ? len : outputCharLen;
|
|
bool ret = taosMbsToUcs4(buf, len, (TdUcs4 *)varDataVal(output), outputLen - VARSTR_HEADER_SIZE, &len);
|
|
if (!ret) {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
varDataSetLen(output, len);
|
|
}
|
|
|
|
// for constant conversion, need to set proper length of pOutput description
|
|
if (len < outputLen) {
|
|
pOutput->columnData->info.bytes = len + VARSTR_HEADER_SIZE;
|
|
}
|
|
|
|
break;
|
|
}
|
|
default: {
|
|
code = TSDB_CODE_FAILED;
|
|
goto _end;
|
|
}
|
|
}
|
|
|
|
colDataSetVal(pOutput->columnData, i, output, false);
|
|
}
|
|
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
|
|
_end:
|
|
taosMemoryFree(output);
|
|
taosMemoryFree(convBuf);
|
|
return code;
|
|
}
|
|
|
|
int32_t toISO8601Function(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
|
|
bool tzPresent = (inputNum == 2) ? true : false;
|
|
char tz[20] = {0};
|
|
int32_t tzLen = 0;
|
|
if (tzPresent) {
|
|
tzLen = varDataLen(pInput[1].columnData->pData);
|
|
memcpy(tz, varDataVal(pInput[1].columnData->pData), tzLen);
|
|
}
|
|
|
|
for (int32_t i = 0; i < pInput[0].numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInput[0].columnData, i)) {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
|
|
char *input = colDataGetData(pInput[0].columnData, i);
|
|
char fraction[20] = {0};
|
|
bool hasFraction = false;
|
|
NUM_TO_STRING(type, input, sizeof(fraction), fraction);
|
|
int32_t tsDigits = (int32_t)strlen(fraction);
|
|
|
|
char buf[64] = {0};
|
|
int64_t timeVal;
|
|
GET_TYPED_DATA(timeVal, int64_t, type, input);
|
|
if (tsDigits > TSDB_TIME_PRECISION_SEC_DIGITS) {
|
|
if (tsDigits == TSDB_TIME_PRECISION_MILLI_DIGITS) {
|
|
timeVal = timeVal / 1000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_MICRO_DIGITS) {
|
|
timeVal = timeVal / ((int64_t)(1000 * 1000));
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_NANO_DIGITS) {
|
|
timeVal = timeVal / ((int64_t)(1000 * 1000 * 1000));
|
|
} else {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
hasFraction = true;
|
|
memmove(fraction, fraction + TSDB_TIME_PRECISION_SEC_DIGITS, TSDB_TIME_PRECISION_SEC_DIGITS);
|
|
}
|
|
|
|
struct tm tmInfo;
|
|
int32_t len = 0;
|
|
|
|
if (taosLocalTime((const time_t *)&timeVal, &tmInfo, buf) == NULL) {
|
|
len = (int32_t)strlen(buf);
|
|
goto _end;
|
|
}
|
|
|
|
strftime(buf, sizeof(buf), "%Y-%m-%dT%H:%M:%S", &tmInfo);
|
|
len = (int32_t)strlen(buf);
|
|
|
|
// add timezone string
|
|
if (tzLen > 0) {
|
|
snprintf(buf + len, tzLen + 1, "%s", tz);
|
|
len += tzLen;
|
|
}
|
|
|
|
if (hasFraction) {
|
|
int32_t fracLen = (int32_t)strlen(fraction) + 1;
|
|
|
|
char *tzInfo;
|
|
if (buf[len - 1] == 'z' || buf[len - 1] == 'Z') {
|
|
tzInfo = &buf[len - 1];
|
|
memmove(tzInfo + fracLen, tzInfo, strlen(tzInfo));
|
|
} else {
|
|
tzInfo = strchr(buf, '+');
|
|
if (tzInfo) {
|
|
memmove(tzInfo + fracLen, tzInfo, strlen(tzInfo));
|
|
} else {
|
|
// search '-' backwards
|
|
tzInfo = strrchr(buf, '-');
|
|
if (tzInfo) {
|
|
memmove(tzInfo + fracLen, tzInfo, strlen(tzInfo));
|
|
}
|
|
}
|
|
}
|
|
|
|
char tmp[32] = {0};
|
|
sprintf(tmp, ".%s", fraction);
|
|
memcpy(tzInfo, tmp, fracLen);
|
|
len += fracLen;
|
|
}
|
|
|
|
_end:
|
|
memmove(buf + VARSTR_HEADER_SIZE, buf, len);
|
|
varDataSetLen(buf, len);
|
|
|
|
colDataSetVal(pOutput->columnData, i, buf, false);
|
|
}
|
|
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t toUnixtimestampFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
int64_t timePrec;
|
|
int32_t idx = (inputNum == 2) ? 1 : 2;
|
|
GET_TYPED_DATA(timePrec, int64_t, GET_PARAM_TYPE(&pInput[idx]), pInput[idx].columnData->pData);
|
|
|
|
for (int32_t i = 0; i < pInput[0].numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInput[0].columnData, i)) {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
char *input = colDataGetData(pInput[0].columnData, i);
|
|
|
|
int64_t timeVal = 0;
|
|
int32_t ret = convertStringToTimestamp(type, input, timePrec, &timeVal);
|
|
if (ret != TSDB_CODE_SUCCESS) {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
} else {
|
|
colDataSetVal(pOutput->columnData, i, (char *)&timeVal, false);
|
|
}
|
|
}
|
|
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t toJsonFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
|
|
char tmp[TSDB_MAX_JSON_TAG_LEN] = {0};
|
|
for (int32_t i = 0; i < pInput[0].numOfRows; ++i) {
|
|
SArray *pTagVals = taosArrayInit(8, sizeof(STagVal));
|
|
STag *pTag = NULL;
|
|
|
|
if (colDataIsNull_s(pInput[0].columnData, i)) {
|
|
tTagNew(pTagVals, 1, true, &pTag);
|
|
} else {
|
|
char *input = pInput[0].columnData->pData + pInput[0].columnData->varmeta.offset[i];
|
|
if (varDataLen(input) > (TSDB_MAX_JSON_TAG_LEN - VARSTR_HEADER_SIZE) / TSDB_NCHAR_SIZE) {
|
|
taosArrayDestroy(pTagVals);
|
|
return TSDB_CODE_FAILED;
|
|
}
|
|
memcpy(tmp, varDataVal(input), varDataLen(input));
|
|
tmp[varDataLen(input)] = 0;
|
|
if (parseJsontoTagData(tmp, pTagVals, &pTag, NULL)) {
|
|
tTagNew(pTagVals, 1, true, &pTag);
|
|
}
|
|
}
|
|
|
|
colDataSetVal(pOutput->columnData, i, (const char *)pTag, false);
|
|
tTagFree(pTag);
|
|
taosArrayDestroy(pTagVals);
|
|
}
|
|
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
/** Time functions **/
|
|
static int64_t offsetFromTz(char *timezone, int64_t factor) {
|
|
char *minStr = &timezone[3];
|
|
int64_t minutes = taosStr2Int64(minStr, NULL, 10);
|
|
memset(minStr, 0, strlen(minStr));
|
|
int64_t hours = taosStr2Int64(timezone, NULL, 10);
|
|
int64_t seconds = hours * 3600 + minutes * 60;
|
|
|
|
return seconds * factor;
|
|
|
|
}
|
|
|
|
int32_t timeTruncateFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
int32_t type = GET_PARAM_TYPE(&pInput[0]);
|
|
|
|
int64_t timeUnit, timePrec, timeVal = 0;
|
|
bool ignoreTz = true;
|
|
char timezone[20] = {0};
|
|
|
|
GET_TYPED_DATA(timeUnit, int64_t, GET_PARAM_TYPE(&pInput[1]), pInput[1].columnData->pData);
|
|
|
|
int32_t timePrecIdx = 2, timeZoneIdx = 3;
|
|
if (inputNum == 5) {
|
|
timePrecIdx += 1;
|
|
timeZoneIdx += 1;
|
|
GET_TYPED_DATA(ignoreTz, bool, GET_PARAM_TYPE(&pInput[2]), pInput[2].columnData->pData);
|
|
}
|
|
|
|
GET_TYPED_DATA(timePrec, int64_t, GET_PARAM_TYPE(&pInput[timePrecIdx]), pInput[timePrecIdx].columnData->pData);
|
|
memcpy(timezone, varDataVal(pInput[timeZoneIdx].columnData->pData), varDataLen(pInput[timeZoneIdx].columnData->pData));
|
|
|
|
int64_t factor = TSDB_TICK_PER_SECOND(timePrec);
|
|
int64_t unit = timeUnit * 1000 / factor;
|
|
|
|
for (int32_t i = 0; i < pInput[0].numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInput[0].columnData, i)) {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
|
|
char *input = colDataGetData(pInput[0].columnData, i);
|
|
|
|
if (IS_VAR_DATA_TYPE(type)) { /* datetime format strings */
|
|
int32_t ret = convertStringToTimestamp(type, input, TSDB_TIME_PRECISION_NANO, &timeVal);
|
|
if (ret != TSDB_CODE_SUCCESS) {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
// If converted value is less than 10digits in second, use value in second instead
|
|
int64_t timeValSec = timeVal / 1000000000;
|
|
if (timeValSec < 1000000000) {
|
|
timeVal = timeValSec;
|
|
}
|
|
} else if (type == TSDB_DATA_TYPE_BIGINT) { /* unix timestamp */
|
|
GET_TYPED_DATA(timeVal, int64_t, type, input);
|
|
} else if (type == TSDB_DATA_TYPE_TIMESTAMP) { /* timestamp column*/
|
|
GET_TYPED_DATA(timeVal, int64_t, type, input);
|
|
int64_t timeValSec = timeVal / factor;
|
|
if (timeValSec < 1000000000) {
|
|
timeVal = timeValSec;
|
|
}
|
|
}
|
|
|
|
char buf[20] = {0};
|
|
NUM_TO_STRING(TSDB_DATA_TYPE_BIGINT, &timeVal, sizeof(buf), buf);
|
|
int32_t tsDigits = (int32_t)strlen(buf);
|
|
|
|
switch (unit) {
|
|
case 0: { /* 1u or 1b */
|
|
if (tsDigits == TSDB_TIME_PRECISION_NANO_DIGITS) {
|
|
if (timePrec == TSDB_TIME_PRECISION_NANO && timeUnit == 1) {
|
|
timeVal = timeVal * 1;
|
|
} else {
|
|
timeVal = timeVal / 1000 * 1000;
|
|
}
|
|
} else if (tsDigits <= TSDB_TIME_PRECISION_SEC_DIGITS) {
|
|
timeVal = timeVal * factor;
|
|
} else {
|
|
timeVal = timeVal * 1;
|
|
}
|
|
break;
|
|
}
|
|
case 1: { /* 1a */
|
|
if (tsDigits == TSDB_TIME_PRECISION_MILLI_DIGITS) {
|
|
timeVal = timeVal * 1;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_MICRO_DIGITS) {
|
|
timeVal = timeVal / 1000 * 1000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_NANO_DIGITS) {
|
|
timeVal = timeVal / 1000000 * 1000000;
|
|
} else if (tsDigits <= TSDB_TIME_PRECISION_SEC_DIGITS) {
|
|
timeVal = timeVal * factor;
|
|
} else {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
case 1000: { /* 1s */
|
|
if (tsDigits == TSDB_TIME_PRECISION_MILLI_DIGITS) {
|
|
timeVal = timeVal / 1000 * 1000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_MICRO_DIGITS) {
|
|
timeVal = timeVal / 1000000 * 1000000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_NANO_DIGITS) {
|
|
timeVal = timeVal / 1000000000 * 1000000000;
|
|
} else if (tsDigits <= TSDB_TIME_PRECISION_SEC_DIGITS) {
|
|
timeVal = timeVal * factor;
|
|
} else {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
case 60000: { /* 1m */
|
|
if (tsDigits == TSDB_TIME_PRECISION_MILLI_DIGITS) {
|
|
timeVal = timeVal / 1000 / 60 * 60 * 1000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_MICRO_DIGITS) {
|
|
timeVal = timeVal / 1000000 / 60 * 60 * 1000000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_NANO_DIGITS) {
|
|
timeVal = timeVal / 1000000000 / 60 * 60 * 1000000000;
|
|
} else if (tsDigits <= TSDB_TIME_PRECISION_SEC_DIGITS) {
|
|
timeVal = timeVal * factor / factor / 60 * 60 * factor;
|
|
} else {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
case 3600000: { /* 1h */
|
|
if (tsDigits == TSDB_TIME_PRECISION_MILLI_DIGITS) {
|
|
timeVal = timeVal / 1000 / 3600 * 3600 * 1000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_MICRO_DIGITS) {
|
|
timeVal = timeVal / 1000000 / 3600 * 3600 * 1000000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_NANO_DIGITS) {
|
|
timeVal = timeVal / 1000000000 / 3600 * 3600 * 1000000000;
|
|
} else if (tsDigits <= TSDB_TIME_PRECISION_SEC_DIGITS) {
|
|
timeVal = timeVal * factor / factor / 3600 * 3600 * factor;
|
|
} else {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
case 86400000: { /* 1d */
|
|
if (tsDigits == TSDB_TIME_PRECISION_MILLI_DIGITS) {
|
|
if (ignoreTz) {
|
|
timeVal = timeVal - (timeVal + offsetFromTz(timezone, 1000)) % (((int64_t)86400) * 1000);
|
|
} else {
|
|
timeVal = timeVal / 1000 / 86400 * 86400 * 1000;
|
|
}
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_MICRO_DIGITS) {
|
|
if (ignoreTz) {
|
|
timeVal = timeVal - (timeVal + offsetFromTz(timezone, 1000000)) % (((int64_t)86400) * 1000000);
|
|
} else {
|
|
timeVal = timeVal / 1000000 / 86400 * 86400 * 1000000;
|
|
}
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_NANO_DIGITS) {
|
|
if (ignoreTz) {
|
|
timeVal = timeVal - (timeVal + offsetFromTz(timezone, 1000000000)) % (((int64_t)86400) * 1000000000);
|
|
} else {
|
|
timeVal = timeVal / 1000000000 / 86400 * 86400 * 1000000000;
|
|
}
|
|
} else if (tsDigits <= TSDB_TIME_PRECISION_SEC_DIGITS) {
|
|
if (ignoreTz) {
|
|
timeVal = (timeVal - (timeVal + offsetFromTz(timezone, 1)) % (86400L)) * factor;
|
|
} else {
|
|
timeVal = timeVal * factor / factor / 86400 * 86400 * factor;
|
|
}
|
|
} else {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
case 604800000: { /* 1w */
|
|
if (tsDigits == TSDB_TIME_PRECISION_MILLI_DIGITS) {
|
|
timeVal = timeVal / 1000 / 604800 * 604800 * 1000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_MICRO_DIGITS) {
|
|
timeVal = timeVal / 1000000 / 604800 * 604800 * 1000000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_NANO_DIGITS) {
|
|
timeVal = timeVal / 1000000000 / 604800 * 604800 * 1000000000;
|
|
} else if (tsDigits <= TSDB_TIME_PRECISION_SEC_DIGITS) {
|
|
timeVal = timeVal * factor / factor / 604800 * 604800 * factor;
|
|
} else {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
default: {
|
|
timeVal = timeVal * 1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// truncate the timestamp to db precision
|
|
switch (timePrec) {
|
|
case TSDB_TIME_PRECISION_MILLI: {
|
|
if (tsDigits == TSDB_TIME_PRECISION_MICRO_DIGITS) {
|
|
timeVal = timeVal / 1000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_NANO_DIGITS) {
|
|
timeVal = timeVal / 1000000;
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_TIME_PRECISION_MICRO: {
|
|
if (tsDigits == TSDB_TIME_PRECISION_NANO_DIGITS) {
|
|
timeVal = timeVal / 1000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_MILLI_DIGITS) {
|
|
timeVal = timeVal * 1000;
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_TIME_PRECISION_NANO: {
|
|
if (tsDigits == TSDB_TIME_PRECISION_MICRO_DIGITS) {
|
|
timeVal = timeVal * 1000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_MILLI_DIGITS) {
|
|
timeVal = timeVal * 1000000;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
colDataSetVal(pOutput->columnData, i, (char *)&timeVal, false);
|
|
}
|
|
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t timeDiffFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
int64_t timeUnit = -1, timePrec, timeVal[2] = {0};
|
|
if (inputNum == 4) {
|
|
GET_TYPED_DATA(timeUnit, int64_t, GET_PARAM_TYPE(&pInput[2]), pInput[2].columnData->pData);
|
|
GET_TYPED_DATA(timePrec, int64_t, GET_PARAM_TYPE(&pInput[3]), pInput[3].columnData->pData);
|
|
} else {
|
|
GET_TYPED_DATA(timePrec, int64_t, GET_PARAM_TYPE(&pInput[2]), pInput[2].columnData->pData);
|
|
}
|
|
|
|
int64_t factor = TSDB_TICK_PER_SECOND(timePrec);
|
|
int32_t numOfRows = 0;
|
|
for (int32_t i = 0; i < inputNum; ++i) {
|
|
if (pInput[i].numOfRows > numOfRows) {
|
|
numOfRows = pInput[i].numOfRows;
|
|
}
|
|
}
|
|
|
|
char *input[2];
|
|
for (int32_t i = 0; i < numOfRows; ++i) {
|
|
bool hasNull = false;
|
|
for (int32_t k = 0; k < 2; ++k) {
|
|
if (colDataIsNull_s(pInput[k].columnData, i)) {
|
|
hasNull = true;
|
|
break;
|
|
}
|
|
|
|
int32_t rowIdx = (pInput[k].numOfRows == 1) ? 0 : i;
|
|
input[k] = colDataGetData(pInput[k].columnData, rowIdx);
|
|
|
|
int32_t type = GET_PARAM_TYPE(&pInput[k]);
|
|
if (IS_VAR_DATA_TYPE(type)) { /* datetime format strings */
|
|
int32_t ret = convertStringToTimestamp(type, input[k], TSDB_TIME_PRECISION_NANO, &timeVal[k]);
|
|
if (ret != TSDB_CODE_SUCCESS) {
|
|
hasNull = true;
|
|
break;
|
|
}
|
|
} else if (type == TSDB_DATA_TYPE_BIGINT || type == TSDB_DATA_TYPE_TIMESTAMP) { /* unix timestamp or ts column*/
|
|
GET_TYPED_DATA(timeVal[k], int64_t, type, input[k]);
|
|
if (type == TSDB_DATA_TYPE_TIMESTAMP) {
|
|
int64_t timeValSec = timeVal[k] / factor;
|
|
if (timeValSec < 1000000000) {
|
|
timeVal[k] = timeValSec;
|
|
}
|
|
}
|
|
|
|
char buf[20] = {0};
|
|
NUM_TO_STRING(TSDB_DATA_TYPE_BIGINT, &timeVal[k], sizeof(buf), buf);
|
|
int32_t tsDigits = (int32_t)strlen(buf);
|
|
if (tsDigits <= TSDB_TIME_PRECISION_SEC_DIGITS) {
|
|
timeVal[k] = timeVal[k] * 1000000000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_MILLI_DIGITS) {
|
|
timeVal[k] = timeVal[k] * 1000000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_MICRO_DIGITS) {
|
|
timeVal[k] = timeVal[k] * 1000;
|
|
} else if (tsDigits == TSDB_TIME_PRECISION_NANO_DIGITS) {
|
|
timeVal[k] = timeVal[k] * 1;
|
|
} else {
|
|
hasNull = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (hasNull) {
|
|
colDataSetNULL(pOutput->columnData, i);
|
|
continue;
|
|
}
|
|
|
|
int64_t result = (timeVal[0] >= timeVal[1]) ? (timeVal[0] - timeVal[1]) : (timeVal[1] - timeVal[0]);
|
|
|
|
if (timeUnit < 0) { // if no time unit given use db precision
|
|
switch (timePrec) {
|
|
case TSDB_TIME_PRECISION_MILLI: {
|
|
result = result / 1000000;
|
|
break;
|
|
}
|
|
case TSDB_TIME_PRECISION_MICRO: {
|
|
result = result / 1000;
|
|
break;
|
|
}
|
|
case TSDB_TIME_PRECISION_NANO: {
|
|
result = result / 1;
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
int64_t unit = timeUnit * 1000 / factor;
|
|
switch (unit) {
|
|
case 0: { /* 1u or 1b */
|
|
if (timePrec == TSDB_TIME_PRECISION_NANO && timeUnit == 1) {
|
|
result = result / 1;
|
|
} else {
|
|
result = result / 1000;
|
|
}
|
|
break;
|
|
}
|
|
case 1: { /* 1a */
|
|
result = result / 1000000;
|
|
break;
|
|
}
|
|
case 1000: { /* 1s */
|
|
result = result / 1000000000;
|
|
break;
|
|
}
|
|
case 60000: { /* 1m */
|
|
result = result / 1000000000 / 60;
|
|
break;
|
|
}
|
|
case 3600000: { /* 1h */
|
|
result = result / 1000000000 / 3600;
|
|
break;
|
|
}
|
|
case 86400000: { /* 1d */
|
|
result = result / 1000000000 / 86400;
|
|
break;
|
|
}
|
|
case 604800000: { /* 1w */
|
|
result = result / 1000000000 / 604800;
|
|
break;
|
|
}
|
|
default: {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
colDataSetVal(pOutput->columnData, i, (char *)&result, false);
|
|
}
|
|
|
|
pOutput->numOfRows = numOfRows;
|
|
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t nowFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
int64_t timePrec;
|
|
GET_TYPED_DATA(timePrec, int64_t, GET_PARAM_TYPE(&pInput[0]), pInput[0].columnData->pData);
|
|
|
|
int64_t ts = taosGetTimestamp(timePrec);
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
colDataSetInt64(pOutput->columnData, i, &ts);
|
|
}
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t todayFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
int64_t timePrec;
|
|
GET_TYPED_DATA(timePrec, int64_t, GET_PARAM_TYPE(&pInput[0]), pInput[0].columnData->pData);
|
|
|
|
int64_t ts = taosGetTimestampToday(timePrec);
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
colDataSetInt64(pOutput->columnData, i, &ts);
|
|
}
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t timezoneFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
char output[TD_TIMEZONE_LEN + VARSTR_HEADER_SIZE] = {0};
|
|
memcpy(varDataVal(output), tsTimezoneStr, TD_TIMEZONE_LEN);
|
|
varDataSetLen(output, strlen(tsTimezoneStr));
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
colDataSetVal(pOutput->columnData, i, output, false);
|
|
}
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t atanFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doScalarFunctionUnique(pInput, inputNum, pOutput, atan);
|
|
}
|
|
|
|
int32_t sinFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doScalarFunctionUnique(pInput, inputNum, pOutput, sin);
|
|
}
|
|
|
|
int32_t cosFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doScalarFunctionUnique(pInput, inputNum, pOutput, cos);
|
|
}
|
|
|
|
int32_t tanFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doScalarFunctionUnique(pInput, inputNum, pOutput, tan);
|
|
}
|
|
|
|
int32_t asinFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doScalarFunctionUnique(pInput, inputNum, pOutput, asin);
|
|
}
|
|
|
|
int32_t acosFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doScalarFunctionUnique(pInput, inputNum, pOutput, acos);
|
|
}
|
|
|
|
int32_t powFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doScalarFunctionUnique2(pInput, inputNum, pOutput, pow);
|
|
}
|
|
|
|
int32_t logFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
if (inputNum == 1) {
|
|
return doScalarFunctionUnique(pInput, inputNum, pOutput, tlog);
|
|
} else {
|
|
return doScalarFunctionUnique2(pInput, inputNum, pOutput, tlog2);
|
|
}
|
|
}
|
|
|
|
int32_t sqrtFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doScalarFunctionUnique(pInput, inputNum, pOutput, sqrt);
|
|
}
|
|
|
|
int32_t ceilFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doScalarFunction(pInput, inputNum, pOutput, ceilf, ceil);
|
|
}
|
|
|
|
int32_t floorFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doScalarFunction(pInput, inputNum, pOutput, floorf, floor);
|
|
}
|
|
|
|
int32_t roundFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doScalarFunction(pInput, inputNum, pOutput, roundf, round);
|
|
}
|
|
|
|
int32_t lowerFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
#ifdef WINDOWS
|
|
return doCaseConvFunction(pInput, inputNum, pOutput, towlower);
|
|
#else
|
|
return doCaseConvFunction(pInput, inputNum, pOutput, tolower);
|
|
#endif
|
|
}
|
|
|
|
int32_t upperFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
#ifdef WINDOWS
|
|
return doCaseConvFunction(pInput, inputNum, pOutput, towupper);
|
|
#else
|
|
return doCaseConvFunction(pInput, inputNum, pOutput, toupper);
|
|
#endif
|
|
}
|
|
|
|
int32_t ltrimFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doTrimFunction(pInput, inputNum, pOutput, tltrim);
|
|
}
|
|
|
|
int32_t rtrimFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doTrimFunction(pInput, inputNum, pOutput, trtrim);
|
|
}
|
|
|
|
int32_t lengthFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doLengthFunction(pInput, inputNum, pOutput, tlength);
|
|
}
|
|
|
|
int32_t charLengthFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doLengthFunction(pInput, inputNum, pOutput, tcharlength);
|
|
}
|
|
|
|
bool getTimePseudoFuncEnv(SFunctionNode *UNUSED_PARAM(pFunc), SFuncExecEnv *pEnv) {
|
|
pEnv->calcMemSize = sizeof(int64_t);
|
|
return true;
|
|
}
|
|
|
|
int32_t qStartTsFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
colDataSetInt64(pOutput->columnData, pOutput->numOfRows, (int64_t *)colDataGetData(pInput->columnData, 0));
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t qEndTsFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
colDataSetInt64(pOutput->columnData, pOutput->numOfRows, (int64_t *)colDataGetData(pInput->columnData, 1));
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t winDurFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
colDataSetInt64(pOutput->columnData, pOutput->numOfRows, (int64_t *)colDataGetData(pInput->columnData, 2));
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t winStartTsFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
colDataSetInt64(pOutput->columnData, pOutput->numOfRows, (int64_t *)colDataGetData(pInput->columnData, 3));
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t winEndTsFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
colDataSetInt64(pOutput->columnData, pOutput->numOfRows, (int64_t *)colDataGetData(pInput->columnData, 4));
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t qTbnameFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
char* p = colDataGetVarData(pInput->columnData, 0);
|
|
|
|
int32_t code = colDataSetNItems(pOutput->columnData, pOutput->numOfRows, p, pInput->numOfRows, true);
|
|
if (code) {
|
|
return code;
|
|
}
|
|
|
|
pOutput->numOfRows += pInput->numOfRows;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t qTbUidFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
char* p = colDataGetNumData(pInput->columnData, 0);
|
|
|
|
int32_t code = colDataSetNItems(pOutput->columnData, pOutput->numOfRows, p, pInput->numOfRows, true);
|
|
if (code) {
|
|
return code;
|
|
}
|
|
|
|
pOutput->numOfRows += pInput->numOfRows;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t qVgIdFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
char* p = colDataGetNumData(pInput->columnData, 0);
|
|
|
|
int32_t code = colDataSetNItems(pOutput->columnData, pOutput->numOfRows, p, pInput->numOfRows, true);
|
|
if (code) {
|
|
return code;
|
|
}
|
|
|
|
pOutput->numOfRows += pInput->numOfRows;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
|
|
/** Aggregation functions **/
|
|
int32_t countScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int64_t *out = (int64_t *)pOutputData->pData;
|
|
*out = 0;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
continue;
|
|
}
|
|
(*out)++;
|
|
}
|
|
|
|
pOutput->numOfRows = 1;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t sumScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
bool hasNull = false;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
hasNull = true;
|
|
break;
|
|
}
|
|
|
|
if (IS_SIGNED_NUMERIC_TYPE(type) || type == TSDB_DATA_TYPE_BOOL) {
|
|
int64_t *out = (int64_t *)pOutputData->pData;
|
|
if (type == TSDB_DATA_TYPE_TINYINT || type == TSDB_DATA_TYPE_BOOL) {
|
|
int8_t *in = (int8_t *)pInputData->pData;
|
|
*out += in[i];
|
|
} else if (type == TSDB_DATA_TYPE_SMALLINT) {
|
|
int16_t *in = (int16_t *)pInputData->pData;
|
|
*out += in[i];
|
|
} else if (type == TSDB_DATA_TYPE_INT) {
|
|
int32_t *in = (int32_t *)pInputData->pData;
|
|
*out += in[i];
|
|
} else if (type == TSDB_DATA_TYPE_BIGINT) {
|
|
int64_t *in = (int64_t *)pInputData->pData;
|
|
*out += in[i];
|
|
}
|
|
} else if (IS_UNSIGNED_NUMERIC_TYPE(type)) {
|
|
uint64_t *out = (uint64_t *)pOutputData->pData;
|
|
if (type == TSDB_DATA_TYPE_UTINYINT) {
|
|
uint8_t *in = (uint8_t *)pInputData->pData;
|
|
*out += in[i];
|
|
} else if (type == TSDB_DATA_TYPE_USMALLINT) {
|
|
uint16_t *in = (uint16_t *)pInputData->pData;
|
|
*out += in[i];
|
|
} else if (type == TSDB_DATA_TYPE_UINT) {
|
|
uint32_t *in = (uint32_t *)pInputData->pData;
|
|
*out += in[i];
|
|
} else if (type == TSDB_DATA_TYPE_UBIGINT) {
|
|
uint64_t *in = (uint64_t *)pInputData->pData;
|
|
*out += in[i];
|
|
}
|
|
} else if (IS_FLOAT_TYPE(type)) {
|
|
double *out = (double *)pOutputData->pData;
|
|
if (type == TSDB_DATA_TYPE_FLOAT) {
|
|
float *in = (float *)pInputData->pData;
|
|
*out += in[i];
|
|
} else if (type == TSDB_DATA_TYPE_DOUBLE) {
|
|
double *in = (double *)pInputData->pData;
|
|
*out += in[i];
|
|
}
|
|
}
|
|
}
|
|
|
|
if (hasNull) {
|
|
colDataSetNULL(pOutputData, 0);
|
|
}
|
|
|
|
pOutput->numOfRows = 1;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
static int32_t doMinMaxScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput, bool isMinFunc) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
|
|
bool hasNull = false;
|
|
if (isMinFunc) {
|
|
SET_TYPED_DATA_MAX(pOutputData->pData, type);
|
|
} else {
|
|
SET_TYPED_DATA_MIN(pOutputData->pData, type);
|
|
}
|
|
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
hasNull = true;
|
|
break;
|
|
}
|
|
|
|
switch (type) {
|
|
case TSDB_DATA_TYPE_BOOL:
|
|
case TSDB_DATA_TYPE_TINYINT: {
|
|
int8_t *in = (int8_t *)pInputData->pData;
|
|
int8_t *out = (int8_t *)pOutputData->pData;
|
|
if ((in[i] > *out) ^ isMinFunc) {
|
|
*out = in[i];
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_SMALLINT: {
|
|
int16_t *in = (int16_t *)pInputData->pData;
|
|
int16_t *out = (int16_t *)pOutputData->pData;
|
|
if ((in[i] > *out) ^ isMinFunc) {
|
|
*out = in[i];
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_INT: {
|
|
int32_t *in = (int32_t *)pInputData->pData;
|
|
int32_t *out = (int32_t *)pOutputData->pData;
|
|
if ((in[i] > *out) ^ isMinFunc) {
|
|
*out = in[i];
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_BIGINT: {
|
|
int64_t *in = (int64_t *)pInputData->pData;
|
|
int64_t *out = (int64_t *)pOutputData->pData;
|
|
if ((in[i] > *out) ^ isMinFunc) {
|
|
*out = in[i];
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UTINYINT: {
|
|
uint8_t *in = (uint8_t *)pInputData->pData;
|
|
uint8_t *out = (uint8_t *)pOutputData->pData;
|
|
if ((in[i] > *out) ^ isMinFunc) {
|
|
*out = in[i];
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_USMALLINT: {
|
|
uint16_t *in = (uint16_t *)pInputData->pData;
|
|
uint16_t *out = (uint16_t *)pOutputData->pData;
|
|
if ((in[i] > *out) ^ isMinFunc) {
|
|
*out = in[i];
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UINT: {
|
|
uint32_t *in = (uint32_t *)pInputData->pData;
|
|
uint32_t *out = (uint32_t *)pOutputData->pData;
|
|
if ((in[i] > *out) ^ isMinFunc) {
|
|
*out = in[i];
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UBIGINT: {
|
|
uint64_t *in = (uint64_t *)pInputData->pData;
|
|
uint64_t *out = (uint64_t *)pOutputData->pData;
|
|
if ((in[i] > *out) ^ isMinFunc) {
|
|
*out = in[i];
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_FLOAT: {
|
|
float *in = (float *)pInputData->pData;
|
|
float *out = (float *)pOutputData->pData;
|
|
if ((in[i] > *out) ^ isMinFunc) {
|
|
*out = in[i];
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_DOUBLE: {
|
|
double *in = (double *)pInputData->pData;
|
|
double *out = (double *)pOutputData->pData;
|
|
if ((in[i] > *out) ^ isMinFunc) {
|
|
*out = in[i];
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (hasNull) {
|
|
colDataSetNULL(pOutputData, 0);
|
|
}
|
|
|
|
pOutput->numOfRows = 1;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t minScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doMinMaxScalarFunction(pInput, inputNum, pOutput, true);
|
|
}
|
|
|
|
int32_t maxScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return doMinMaxScalarFunction(pInput, inputNum, pOutput, false);
|
|
}
|
|
|
|
int32_t avgScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
int64_t count = 0;
|
|
bool hasNull = false;
|
|
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
hasNull = true;
|
|
break;
|
|
}
|
|
|
|
switch (type) {
|
|
case TSDB_DATA_TYPE_TINYINT: {
|
|
int8_t *in = (int8_t *)pInputData->pData;
|
|
int64_t *out = (int64_t *)pOutputData->pData;
|
|
*out += in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_SMALLINT: {
|
|
int16_t *in = (int16_t *)pInputData->pData;
|
|
int64_t *out = (int64_t *)pOutputData->pData;
|
|
*out += in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_INT: {
|
|
int32_t *in = (int32_t *)pInputData->pData;
|
|
int64_t *out = (int64_t *)pOutputData->pData;
|
|
*out += in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_BIGINT: {
|
|
int64_t *in = (int64_t *)pInputData->pData;
|
|
int64_t *out = (int64_t *)pOutputData->pData;
|
|
*out += in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UTINYINT: {
|
|
uint8_t *in = (uint8_t *)pInputData->pData;
|
|
uint64_t *out = (uint64_t *)pOutputData->pData;
|
|
*out += in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_USMALLINT: {
|
|
uint16_t *in = (uint16_t *)pInputData->pData;
|
|
uint64_t *out = (uint64_t *)pOutputData->pData;
|
|
*out += in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UINT: {
|
|
uint32_t *in = (uint32_t *)pInputData->pData;
|
|
uint64_t *out = (uint64_t *)pOutputData->pData;
|
|
*out += in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UBIGINT: {
|
|
uint64_t *in = (uint64_t *)pInputData->pData;
|
|
uint64_t *out = (uint64_t *)pOutputData->pData;
|
|
*out += in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_FLOAT: {
|
|
float *in = (float *)pInputData->pData;
|
|
float *out = (float *)pOutputData->pData;
|
|
*out += in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_DOUBLE: {
|
|
double *in = (double *)pInputData->pData;
|
|
double *out = (double *)pOutputData->pData;
|
|
*out += in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (hasNull || (count == 0)) {
|
|
colDataSetNULL(pOutputData, 0);
|
|
} else {
|
|
if (IS_SIGNED_NUMERIC_TYPE(type)) {
|
|
int64_t *out = (int64_t *)pOutputData->pData;
|
|
*(double *)out = *out / (double)count;
|
|
} else if (IS_UNSIGNED_NUMERIC_TYPE(type)) {
|
|
uint64_t *out = (uint64_t *)pOutputData->pData;
|
|
*(double *)out = *out / (double)count;
|
|
} else if (IS_FLOAT_TYPE(type)) {
|
|
double *out = (double *)pOutputData->pData;
|
|
*(double *)out = *out / (double)count;
|
|
}
|
|
}
|
|
|
|
pOutput->numOfRows = 1;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t stddevScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
// int64_t count = 0, sum = 0, qSum = 0;
|
|
bool hasNull = false;
|
|
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
hasNull = true;
|
|
break;
|
|
}
|
|
#if 0
|
|
switch(type) {
|
|
case TSDB_DATA_TYPE_TINYINT: {
|
|
int8_t *in = (int8_t *)pInputData->pData;
|
|
sum += in[i];
|
|
qSum += in[i] * in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_SMALLINT: {
|
|
int16_t *in = (int16_t *)pInputData->pData;
|
|
sum += in[i];
|
|
qSum += in[i] * in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_INT: {
|
|
int32_t *in = (int32_t *)pInputData->pData;
|
|
sum += in[i];
|
|
qSum += in[i] * in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_BIGINT: {
|
|
int64_t *in = (int64_t *)pInputData->pData;
|
|
sum += in[i];
|
|
qSum += in[i] * in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UTINYINT: {
|
|
uint8_t *in = (uint8_t *)pInputData->pData;
|
|
sum += in[i];
|
|
qSum += in[i] * in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_USMALLINT: {
|
|
uint16_t *in = (uint16_t *)pInputData->pData;
|
|
sum += in[i];
|
|
qSum += in[i] * in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UINT: {
|
|
uint32_t *in = (uint32_t *)pInputData->pData;
|
|
sum += in[i];
|
|
qSum += in[i] * in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UBIGINT: {
|
|
uint64_t *in = (uint64_t *)pInputData->pData;
|
|
sum += in[i];
|
|
qSum += in[i] * in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_FLOAT: {
|
|
float *in = (float *)pInputData->pData;
|
|
sum += in[i];
|
|
qSum += in[i] * in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_DOUBLE: {
|
|
double *in = (double *)pInputData->pData;
|
|
sum += in[i];
|
|
qSum += in[i] * in[i];
|
|
count++;
|
|
break;
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
double *out = (double *)pOutputData->pData;
|
|
if (hasNull) {
|
|
colDataSetNULL(pOutputData, 0);
|
|
} else {
|
|
*out = 0;
|
|
#if 0
|
|
double avg = 0;
|
|
if (IS_SIGNED_NUMERIC_TYPE(type)) {
|
|
avg = (int64_t)sum / (double)count;
|
|
*out = sqrt(fabs((int64_t)qSum / ((double)count) - avg * avg));
|
|
} else if (IS_UNSIGNED_NUMERIC_TYPE(type)) {
|
|
avg = (uint64_t)sum / (double)count;
|
|
*out = sqrt(fabs((uint64_t)qSum / ((double)count) - avg * avg));
|
|
} else if (IS_FLOAT_TYPE(type)) {
|
|
avg = (double)sum / (double)count;
|
|
*out = sqrt(fabs((double)qSum / ((double)count) - avg * avg));
|
|
}
|
|
#endif
|
|
}
|
|
|
|
pOutput->numOfRows = 1;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
#define LEASTSQR_CAL(p, x, y, index, step) \
|
|
do { \
|
|
(p)[0][0] += (double)(x) * (x); \
|
|
(p)[0][1] += (double)(x); \
|
|
(p)[0][2] += (double)(x) * (y)[index]; \
|
|
(p)[1][2] += (y)[index]; \
|
|
(x) += step; \
|
|
} while (0)
|
|
|
|
int32_t leastSQRScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
double startVal, stepVal;
|
|
double matrix[2][3] = {0};
|
|
GET_TYPED_DATA(startVal, double, GET_PARAM_TYPE(&pInput[1]), pInput[1].columnData->pData);
|
|
GET_TYPED_DATA(stepVal, double, GET_PARAM_TYPE(&pInput[2]), pInput[2].columnData->pData);
|
|
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
int64_t count = 0;
|
|
|
|
switch (type) {
|
|
case TSDB_DATA_TYPE_TINYINT: {
|
|
int8_t *in = (int8_t *)pInputData->pData;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
continue;
|
|
}
|
|
|
|
count++;
|
|
LEASTSQR_CAL(matrix, startVal, in, i, stepVal);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_SMALLINT: {
|
|
int16_t *in = (int16_t *)pInputData->pData;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
continue;
|
|
}
|
|
|
|
count++;
|
|
LEASTSQR_CAL(matrix, startVal, in, i, stepVal);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_INT: {
|
|
int32_t *in = (int32_t *)pInputData->pData;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
continue;
|
|
}
|
|
|
|
count++;
|
|
LEASTSQR_CAL(matrix, startVal, in, i, stepVal);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_BIGINT: {
|
|
int64_t *in = (int64_t *)pInputData->pData;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
continue;
|
|
}
|
|
|
|
count++;
|
|
LEASTSQR_CAL(matrix, startVal, in, i, stepVal);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UTINYINT: {
|
|
uint8_t *in = (uint8_t *)pInputData->pData;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
continue;
|
|
}
|
|
|
|
count++;
|
|
LEASTSQR_CAL(matrix, startVal, in, i, stepVal);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_USMALLINT: {
|
|
uint16_t *in = (uint16_t *)pInputData->pData;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
continue;
|
|
}
|
|
|
|
count++;
|
|
LEASTSQR_CAL(matrix, startVal, in, i, stepVal);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UINT: {
|
|
uint32_t *in = (uint32_t *)pInputData->pData;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
continue;
|
|
}
|
|
|
|
count++;
|
|
LEASTSQR_CAL(matrix, startVal, in, i, stepVal);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UBIGINT: {
|
|
uint64_t *in = (uint64_t *)pInputData->pData;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
continue;
|
|
}
|
|
|
|
count++;
|
|
LEASTSQR_CAL(matrix, startVal, in, i, stepVal);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_FLOAT: {
|
|
float *in = (float *)pInputData->pData;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
continue;
|
|
}
|
|
|
|
count++;
|
|
LEASTSQR_CAL(matrix, startVal, in, i, stepVal);
|
|
}
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_DOUBLE: {
|
|
double *in = (double *)pInputData->pData;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
continue;
|
|
}
|
|
|
|
count++;
|
|
LEASTSQR_CAL(matrix, startVal, in, i, stepVal);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (count == 0) {
|
|
colDataSetNULL(pOutputData, 0);
|
|
} else {
|
|
matrix[1][1] = (double)count;
|
|
matrix[1][0] = matrix[0][1];
|
|
|
|
double matrix00 = matrix[0][0] - matrix[1][0] * (matrix[0][1] / matrix[1][1]);
|
|
double matrix02 = matrix[0][2] - matrix[1][2] * (matrix[0][1] / matrix[1][1]);
|
|
double matrix12 = matrix[1][2] - matrix02 * (matrix[1][0] / matrix00);
|
|
matrix02 /= matrix00;
|
|
|
|
matrix12 /= matrix[1][1];
|
|
|
|
char buf[64] = {0};
|
|
size_t len = snprintf(varDataVal(buf), sizeof(buf) - VARSTR_HEADER_SIZE, "{slop:%.6lf, intercept:%.6lf}", matrix02,
|
|
matrix12);
|
|
varDataSetLen(buf, len);
|
|
colDataSetVal(pOutputData, 0, buf, false);
|
|
}
|
|
|
|
pOutput->numOfRows = 1;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t percentileScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
|
|
double val;
|
|
bool hasNull = false;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
hasNull = true;
|
|
break;
|
|
}
|
|
char *in = pInputData->pData;
|
|
GET_TYPED_DATA(val, double, type, in);
|
|
}
|
|
|
|
if (hasNull) {
|
|
colDataSetNULL(pOutputData, 0);
|
|
} else {
|
|
colDataSetVal(pOutputData, 0, (char *)&val, false);
|
|
}
|
|
|
|
pOutput->numOfRows = 1;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t apercentileScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return percentileScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
int32_t spreadScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
|
|
double min, max;
|
|
SET_DOUBLE_VAL(&min, DBL_MAX);
|
|
SET_DOUBLE_VAL(&max, -DBL_MAX);
|
|
|
|
bool hasNull = false;
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
hasNull = true;
|
|
break;
|
|
}
|
|
|
|
char *in = pInputData->pData;
|
|
|
|
double val = 0;
|
|
GET_TYPED_DATA(val, double, type, in);
|
|
|
|
if (val < GET_DOUBLE_VAL(&min)) {
|
|
SET_DOUBLE_VAL(&min, val);
|
|
}
|
|
|
|
if (val > GET_DOUBLE_VAL(&max)) {
|
|
SET_DOUBLE_VAL(&max, val);
|
|
}
|
|
}
|
|
|
|
if (hasNull) {
|
|
colDataSetNULL(pOutputData, 0);
|
|
} else {
|
|
double result = max - min;
|
|
colDataSetVal(pOutputData, 0, (char *)&result, false);
|
|
}
|
|
|
|
pOutput->numOfRows = 1;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t nonCalcScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
bool hasNull = false;
|
|
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
hasNull = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
double *out = (double *)pOutputData->pData;
|
|
if (hasNull) {
|
|
colDataSetNULL(pOutputData, 0);
|
|
} else {
|
|
*out = 0;
|
|
}
|
|
|
|
pOutput->numOfRows = 1;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t derivativeScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return nonCalcScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
int32_t irateScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return nonCalcScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
int32_t diffScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return nonCalcScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
int32_t twaScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return avgScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
int32_t mavgScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return avgScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
int32_t hllScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return countScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
int32_t csumScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return sumScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
typedef enum {
|
|
STATE_OPER_INVALID = 0,
|
|
STATE_OPER_LT,
|
|
STATE_OPER_GT,
|
|
STATE_OPER_LE,
|
|
STATE_OPER_GE,
|
|
STATE_OPER_NE,
|
|
STATE_OPER_EQ,
|
|
} EStateOperType;
|
|
|
|
#define STATE_COMP(_op, _lval, _rval, _rtype) STATE_COMP_IMPL(_op, _lval, GET_STATE_VAL(_rval, _rtype))
|
|
|
|
#define GET_STATE_VAL(_val, _type) ((_type == TSDB_DATA_TYPE_BIGINT) ? (*(int64_t *)_val) : (*(double *)_val))
|
|
|
|
#define STATE_COMP_IMPL(_op, _lval, _rval) \
|
|
do { \
|
|
switch (_op) { \
|
|
case STATE_OPER_LT: \
|
|
return ((_lval) < (_rval)); \
|
|
break; \
|
|
case STATE_OPER_GT: \
|
|
return ((_lval) > (_rval)); \
|
|
break; \
|
|
case STATE_OPER_LE: \
|
|
return ((_lval) <= (_rval)); \
|
|
break; \
|
|
case STATE_OPER_GE: \
|
|
return ((_lval) >= (_rval)); \
|
|
break; \
|
|
case STATE_OPER_NE: \
|
|
return ((_lval) != (_rval)); \
|
|
break; \
|
|
case STATE_OPER_EQ: \
|
|
return ((_lval) == (_rval)); \
|
|
break; \
|
|
default: \
|
|
break; \
|
|
} \
|
|
} while (0)
|
|
|
|
static int8_t getStateOpType(char *opStr) {
|
|
int8_t opType;
|
|
if (strncasecmp(opStr, "LT", 2) == 0) {
|
|
opType = STATE_OPER_LT;
|
|
} else if (strncasecmp(opStr, "GT", 2) == 0) {
|
|
opType = STATE_OPER_GT;
|
|
} else if (strncasecmp(opStr, "LE", 2) == 0) {
|
|
opType = STATE_OPER_LE;
|
|
} else if (strncasecmp(opStr, "GE", 2) == 0) {
|
|
opType = STATE_OPER_GE;
|
|
} else if (strncasecmp(opStr, "NE", 2) == 0) {
|
|
opType = STATE_OPER_NE;
|
|
} else if (strncasecmp(opStr, "EQ", 2) == 0) {
|
|
opType = STATE_OPER_EQ;
|
|
} else {
|
|
opType = STATE_OPER_INVALID;
|
|
}
|
|
|
|
return opType;
|
|
}
|
|
|
|
static bool checkStateOp(int8_t op, SColumnInfoData *pCol, int32_t index, SScalarParam *pCondParam) {
|
|
char *data = colDataGetData(pCol, index);
|
|
char *param = pCondParam->columnData->pData;
|
|
int32_t paramType = GET_PARAM_TYPE(pCondParam);
|
|
switch (pCol->info.type) {
|
|
case TSDB_DATA_TYPE_TINYINT: {
|
|
int8_t v = *(int8_t *)data;
|
|
STATE_COMP(op, v, param, paramType);
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UTINYINT: {
|
|
uint8_t v = *(uint8_t *)data;
|
|
STATE_COMP(op, v, param, paramType);
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_SMALLINT: {
|
|
int16_t v = *(int16_t *)data;
|
|
STATE_COMP(op, v, param, paramType);
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_USMALLINT: {
|
|
uint16_t v = *(uint16_t *)data;
|
|
STATE_COMP(op, v, param, paramType);
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_INT: {
|
|
int32_t v = *(int32_t *)data;
|
|
STATE_COMP(op, v, param, paramType);
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UINT: {
|
|
uint32_t v = *(uint32_t *)data;
|
|
STATE_COMP(op, v, param, paramType);
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_BIGINT: {
|
|
int64_t v = *(int64_t *)data;
|
|
STATE_COMP(op, v, param, paramType);
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_UBIGINT: {
|
|
uint64_t v = *(uint64_t *)data;
|
|
STATE_COMP(op, v, param, paramType);
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_FLOAT: {
|
|
float v = *(float *)data;
|
|
STATE_COMP(op, v, param, paramType);
|
|
break;
|
|
}
|
|
case TSDB_DATA_TYPE_DOUBLE: {
|
|
double v = *(double *)data;
|
|
STATE_COMP(op, v, param, paramType);
|
|
break;
|
|
}
|
|
default: {
|
|
return false;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
int32_t stateCountScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int8_t op = getStateOpType(varDataVal(pInput[1].columnData->pData));
|
|
int64_t count = 0;
|
|
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
colDataSetNULL(pOutputData, i);
|
|
continue;
|
|
}
|
|
|
|
bool ret = checkStateOp(op, pInputData, i, &pInput[2]);
|
|
int64_t out = -1;
|
|
if (ret) {
|
|
out = ++count;
|
|
} else {
|
|
count = 0;
|
|
}
|
|
colDataSetVal(pOutputData, i, (char *)&out, false);
|
|
}
|
|
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t stateDurationScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int8_t op = getStateOpType(varDataVal(pInput[1].columnData->pData));
|
|
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
colDataSetNULL(pOutputData, i);
|
|
continue;
|
|
}
|
|
|
|
bool ret = checkStateOp(op, pInputData, i, &pInput[2]);
|
|
int64_t out = -1;
|
|
if (ret) {
|
|
out = 0;
|
|
}
|
|
colDataSetVal(pOutputData, i, (char *)&out, false);
|
|
}
|
|
|
|
pOutput->numOfRows = pInput->numOfRows;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
typedef enum { UNKNOWN_BIN = 0, USER_INPUT_BIN, LINEAR_BIN, LOG_BIN } EHistoBinType;
|
|
|
|
static int8_t getHistogramBinType(char *binTypeStr) {
|
|
int8_t binType;
|
|
if (strcasecmp(binTypeStr, "user_input") == 0) {
|
|
binType = USER_INPUT_BIN;
|
|
} else if (strcasecmp(binTypeStr, "linear_bin") == 0) {
|
|
binType = LINEAR_BIN;
|
|
} else if (strcasecmp(binTypeStr, "log_bin") == 0) {
|
|
binType = LOG_BIN;
|
|
} else {
|
|
binType = UNKNOWN_BIN;
|
|
}
|
|
|
|
return binType;
|
|
}
|
|
|
|
typedef struct SHistoFuncBin {
|
|
double lower;
|
|
double upper;
|
|
int64_t count;
|
|
double percentage;
|
|
} SHistoFuncBin;
|
|
|
|
static bool getHistogramBinDesc(SHistoFuncBin **bins, int32_t *binNum, char *binDescStr, int8_t binType,
|
|
bool normalized) {
|
|
cJSON *binDesc = cJSON_Parse(binDescStr);
|
|
int32_t numOfBins;
|
|
double *intervals;
|
|
if (cJSON_IsObject(binDesc)) { /* linaer/log bins */
|
|
int32_t numOfParams = cJSON_GetArraySize(binDesc);
|
|
int32_t startIndex;
|
|
if (numOfParams != 4) {
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
|
|
cJSON *start = cJSON_GetObjectItem(binDesc, "start");
|
|
cJSON *factor = cJSON_GetObjectItem(binDesc, "factor");
|
|
cJSON *width = cJSON_GetObjectItem(binDesc, "width");
|
|
cJSON *count = cJSON_GetObjectItem(binDesc, "count");
|
|
cJSON *infinity = cJSON_GetObjectItem(binDesc, "infinity");
|
|
|
|
if (!cJSON_IsNumber(start) || !cJSON_IsNumber(count) || !cJSON_IsBool(infinity)) {
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
|
|
if (count->valueint <= 0 || count->valueint > 1000) { // limit count to 1000
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
|
|
if (isinf(start->valuedouble) || (width != NULL && isinf(width->valuedouble)) ||
|
|
(factor != NULL && isinf(factor->valuedouble)) || (count != NULL && isinf(count->valuedouble))) {
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
|
|
int32_t counter = (int32_t)count->valueint;
|
|
if (infinity->valueint == false) {
|
|
startIndex = 0;
|
|
numOfBins = counter + 1;
|
|
} else {
|
|
startIndex = 1;
|
|
numOfBins = counter + 3;
|
|
}
|
|
|
|
intervals = taosMemoryCalloc(numOfBins, sizeof(double));
|
|
if (cJSON_IsNumber(width) && factor == NULL && binType == LINEAR_BIN) {
|
|
// linear bin process
|
|
if (width->valuedouble == 0) {
|
|
taosMemoryFree(intervals);
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
for (int i = 0; i < counter + 1; ++i) {
|
|
intervals[startIndex] = start->valuedouble + i * width->valuedouble;
|
|
if (isinf(intervals[startIndex])) {
|
|
taosMemoryFree(intervals);
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
startIndex++;
|
|
}
|
|
} else if (cJSON_IsNumber(factor) && width == NULL && binType == LOG_BIN) {
|
|
// log bin process
|
|
if (start->valuedouble == 0) {
|
|
taosMemoryFree(intervals);
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
if (factor->valuedouble < 0 || factor->valuedouble == 0 || factor->valuedouble == 1) {
|
|
taosMemoryFree(intervals);
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
for (int i = 0; i < counter + 1; ++i) {
|
|
intervals[startIndex] = start->valuedouble * pow(factor->valuedouble, i * 1.0);
|
|
if (isinf(intervals[startIndex])) {
|
|
taosMemoryFree(intervals);
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
startIndex++;
|
|
}
|
|
} else {
|
|
taosMemoryFree(intervals);
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
|
|
if (infinity->valueint == true) {
|
|
intervals[0] = -INFINITY;
|
|
intervals[numOfBins - 1] = INFINITY;
|
|
// in case of desc bin orders, -inf/inf should be swapped
|
|
if (numOfBins < 4) {
|
|
return false;
|
|
}
|
|
if (intervals[1] > intervals[numOfBins - 2]) {
|
|
TSWAP(intervals[0], intervals[numOfBins - 1]);
|
|
}
|
|
}
|
|
} else if (cJSON_IsArray(binDesc)) { /* user input bins */
|
|
if (binType != USER_INPUT_BIN) {
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
numOfBins = cJSON_GetArraySize(binDesc);
|
|
intervals = taosMemoryCalloc(numOfBins, sizeof(double));
|
|
cJSON *bin = binDesc->child;
|
|
if (bin == NULL) {
|
|
taosMemoryFree(intervals);
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
int i = 0;
|
|
while (bin) {
|
|
intervals[i] = bin->valuedouble;
|
|
if (!cJSON_IsNumber(bin)) {
|
|
taosMemoryFree(intervals);
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
if (i != 0 && intervals[i] <= intervals[i - 1]) {
|
|
taosMemoryFree(intervals);
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
bin = bin->next;
|
|
i++;
|
|
}
|
|
} else {
|
|
cJSON_Delete(binDesc);
|
|
return false;
|
|
}
|
|
|
|
*binNum = numOfBins - 1;
|
|
*bins = taosMemoryCalloc(numOfBins, sizeof(SHistoFuncBin));
|
|
for (int32_t i = 0; i < *binNum; ++i) {
|
|
(*bins)[i].lower = intervals[i] < intervals[i + 1] ? intervals[i] : intervals[i + 1];
|
|
(*bins)[i].upper = intervals[i + 1] > intervals[i] ? intervals[i + 1] : intervals[i];
|
|
(*bins)[i].count = 0;
|
|
}
|
|
|
|
taosMemoryFree(intervals);
|
|
cJSON_Delete(binDesc);
|
|
|
|
return true;
|
|
}
|
|
|
|
int32_t histogramScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
SHistoFuncBin *bins;
|
|
int32_t numOfBins = 0;
|
|
int32_t totalCount = 0;
|
|
|
|
char *binTypeStr = strndup(varDataVal(pInput[1].columnData->pData), varDataLen(pInput[1].columnData->pData));
|
|
int8_t binType = getHistogramBinType(binTypeStr);
|
|
taosMemoryFree(binTypeStr);
|
|
|
|
char *binDesc = strndup(varDataVal(pInput[2].columnData->pData), varDataLen(pInput[2].columnData->pData));
|
|
int64_t normalized = *(int64_t *)(pInput[3].columnData->pData);
|
|
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
if (!getHistogramBinDesc(&bins, &numOfBins, binDesc, binType, (bool)normalized)) {
|
|
taosMemoryFree(binDesc);
|
|
return TSDB_CODE_FAILED;
|
|
}
|
|
taosMemoryFree(binDesc);
|
|
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
continue;
|
|
}
|
|
|
|
char *data = colDataGetData(pInputData, i);
|
|
double v;
|
|
GET_TYPED_DATA(v, double, type, data);
|
|
|
|
for (int32_t k = 0; k < numOfBins; ++k) {
|
|
if (v > bins[k].lower && v <= bins[k].upper) {
|
|
bins[k].count++;
|
|
totalCount++;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (normalized) {
|
|
for (int32_t k = 0; k < numOfBins; ++k) {
|
|
if (totalCount != 0) {
|
|
bins[k].percentage = bins[k].count / (double)totalCount;
|
|
} else {
|
|
bins[k].percentage = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
colInfoDataEnsureCapacity(pOutputData, numOfBins, false);
|
|
|
|
for (int32_t k = 0; k < numOfBins; ++k) {
|
|
int32_t len;
|
|
char buf[512] = {0};
|
|
if (!normalized) {
|
|
len = sprintf(varDataVal(buf), "{\"lower_bin\":%g, \"upper_bin\":%g, \"count\":%" PRId64 "}", bins[k].lower,
|
|
bins[k].upper, bins[k].count);
|
|
} else {
|
|
len = sprintf(varDataVal(buf), "{\"lower_bin\":%g, \"upper_bin\":%g, \"count\":%lf}", bins[k].lower,
|
|
bins[k].upper, bins[k].percentage);
|
|
}
|
|
varDataSetLen(buf, len);
|
|
colDataSetVal(pOutputData, k, buf, false);
|
|
}
|
|
|
|
taosMemoryFree(bins);
|
|
pOutput->numOfRows = numOfBins;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t selectScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
SColumnInfoData *pInputData = pInput->columnData;
|
|
SColumnInfoData *pOutputData = pOutput->columnData;
|
|
|
|
int32_t type = GET_PARAM_TYPE(pInput);
|
|
|
|
for (int32_t i = 0; i < pInput->numOfRows; ++i) {
|
|
if (colDataIsNull_s(pInputData, i)) {
|
|
colDataSetNULL(pOutputData, 0);
|
|
continue;
|
|
}
|
|
|
|
char *data = colDataGetData(pInputData, i);
|
|
colDataSetVal(pOutputData, i, data, false);
|
|
}
|
|
|
|
pOutput->numOfRows = 1;
|
|
return TSDB_CODE_SUCCESS;
|
|
}
|
|
|
|
int32_t topBotScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return selectScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
int32_t firstLastScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return selectScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
int32_t sampleScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return selectScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
int32_t tailScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return selectScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
int32_t uniqueScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return selectScalarFunction(pInput, inputNum, pOutput);
|
|
}
|
|
|
|
int32_t modeScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput) {
|
|
return selectScalarFunction(pInput, inputNum, pOutput);
|
|
}
|