homework-jianmu/source/common/src/tdatablock.c

2594 lines
82 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#define _DEFAULT_SOURCE
#include "tdatablock.h"
#include "tcompare.h"
#include "tlog.h"
#include "tname.h"
#define MALLOC_ALIGN_BYTES 32
int32_t colDataGetLength(const SColumnInfoData* pColumnInfoData, int32_t numOfRows) {
ASSERT(pColumnInfoData != NULL);
if (IS_VAR_DATA_TYPE(pColumnInfoData->info.type)) {
return pColumnInfoData->varmeta.length;
} else {
if (pColumnInfoData->info.type == TSDB_DATA_TYPE_NULL) {
return 0;
} else {
return pColumnInfoData->info.bytes * numOfRows;
}
}
}
int32_t colDataGetFullLength(const SColumnInfoData* pColumnInfoData, int32_t numOfRows) {
if (IS_VAR_DATA_TYPE(pColumnInfoData->info.type)) {
return pColumnInfoData->varmeta.length + sizeof(int32_t) * numOfRows;
} else {
return ((pColumnInfoData->info.type == TSDB_DATA_TYPE_NULL) ? 0 : pColumnInfoData->info.bytes * numOfRows) +
BitmapLen(numOfRows);
}
}
void colDataTrim(SColumnInfoData* pColumnInfoData) {
// TODO
}
int32_t getJsonValueLen(const char* data) {
int32_t dataLen = 0;
if (*data == TSDB_DATA_TYPE_NULL) {
dataLen = CHAR_BYTES;
} else if (*data == TSDB_DATA_TYPE_NCHAR) {
dataLen = varDataTLen(data + CHAR_BYTES) + CHAR_BYTES;
} else if (*data == TSDB_DATA_TYPE_DOUBLE) {
dataLen = DOUBLE_BYTES + CHAR_BYTES;
} else if (*data == TSDB_DATA_TYPE_BOOL) {
dataLen = CHAR_BYTES + CHAR_BYTES;
} else if (tTagIsJson(data)) { // json string
dataLen = ((STag*)(data))->len;
} else {
ASSERT(0);
}
return dataLen;
}
int32_t colDataAppend(SColumnInfoData* pColumnInfoData, uint32_t currentRow, const char* pData, bool isNull) {
ASSERT(pColumnInfoData != NULL);
if (isNull) {
// There is a placehold for each NULL value of binary or nchar type.
if (IS_VAR_DATA_TYPE(pColumnInfoData->info.type)) {
pColumnInfoData->varmeta.offset[currentRow] = -1; // it is a null value of VAR type.
} else {
colDataSetNull_f(pColumnInfoData->nullbitmap, currentRow);
}
pColumnInfoData->hasNull = true;
return 0;
}
int32_t type = pColumnInfoData->info.type;
if (IS_VAR_DATA_TYPE(type)) {
int32_t dataLen = 0;
if (type == TSDB_DATA_TYPE_JSON) {
dataLen = getJsonValueLen(pData);
} else {
dataLen = varDataTLen(pData);
}
SVarColAttr* pAttr = &pColumnInfoData->varmeta;
if (pAttr->allocLen < pAttr->length + dataLen) {
uint32_t newSize = pAttr->allocLen;
if (newSize <= 1) {
newSize = 8;
}
while (newSize < pAttr->length + dataLen) {
newSize = newSize * 1.5;
}
char* buf = taosMemoryRealloc(pColumnInfoData->pData, newSize);
if (buf == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pColumnInfoData->pData = buf;
pAttr->allocLen = newSize;
}
uint32_t len = pColumnInfoData->varmeta.length;
pColumnInfoData->varmeta.offset[currentRow] = len;
memcpy(pColumnInfoData->pData + len, pData, dataLen);
pColumnInfoData->varmeta.length += dataLen;
} else {
memcpy(pColumnInfoData->pData + pColumnInfoData->info.bytes * currentRow, pData, pColumnInfoData->info.bytes);
}
return 0;
}
int32_t colDataReserve(SColumnInfoData* pColumnInfoData, size_t newSize) {
if (!IS_VAR_DATA_TYPE(pColumnInfoData->info.type)) {
return TSDB_CODE_SUCCESS;
}
if (pColumnInfoData->varmeta.allocLen >= newSize) {
return TSDB_CODE_SUCCESS;
}
if (pColumnInfoData->varmeta.allocLen < newSize) {
char* buf = taosMemoryRealloc(pColumnInfoData->pData, newSize);
if (buf == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pColumnInfoData->pData = buf;
pColumnInfoData->varmeta.allocLen = newSize;
}
return TSDB_CODE_SUCCESS;
}
static void doCopyNItems(struct SColumnInfoData* pColumnInfoData, int32_t currentRow, const char* pData,
int32_t itemLen, int32_t numOfRows) {
ASSERT(pColumnInfoData->info.bytes >= itemLen);
size_t start = 1;
// the first item
memcpy(pColumnInfoData->pData, pData, itemLen);
int32_t t = 0;
int32_t count = log(numOfRows) / log(2);
while (t < count) {
int32_t xlen = 1 << t;
memcpy(pColumnInfoData->pData + start * itemLen + pColumnInfoData->varmeta.length, pColumnInfoData->pData,
xlen * itemLen);
t += 1;
start += xlen;
}
// the tail part
if (numOfRows > start) {
memcpy(pColumnInfoData->pData + start * itemLen + currentRow * itemLen, pColumnInfoData->pData,
(numOfRows - start) * itemLen);
}
if (IS_VAR_DATA_TYPE(pColumnInfoData->info.type)) {
for (int32_t i = 0; i < numOfRows; ++i) {
pColumnInfoData->varmeta.offset[i + currentRow] = pColumnInfoData->varmeta.length + i * itemLen;
}
pColumnInfoData->varmeta.length += numOfRows * itemLen;
}
}
int32_t colDataAppendNItems(SColumnInfoData* pColumnInfoData, uint32_t currentRow, const char* pData,
uint32_t numOfRows) {
ASSERT(pData != NULL && pColumnInfoData != NULL);
int32_t len = pColumnInfoData->info.bytes;
if (IS_VAR_DATA_TYPE(pColumnInfoData->info.type)) {
len = varDataTLen(pData);
if (pColumnInfoData->varmeta.allocLen < (numOfRows + currentRow) * len) {
int32_t code = colDataReserve(pColumnInfoData, (numOfRows + currentRow) * len);
if (code != TSDB_CODE_SUCCESS) {
return code;
}
}
}
doCopyNItems(pColumnInfoData, currentRow, pData, len, numOfRows);
return TSDB_CODE_SUCCESS;
}
static void doBitmapMerge(SColumnInfoData* pColumnInfoData, int32_t numOfRow1, const SColumnInfoData* pSource,
int32_t numOfRow2) {
if (numOfRow2 <= 0) return;
uint32_t total = numOfRow1 + numOfRow2;
uint32_t remindBits = BitPos(numOfRow1);
uint32_t shiftBits = 8 - remindBits;
if (remindBits == 0) { // no need to shift bits of bitmap
memcpy(pColumnInfoData->nullbitmap + BitmapLen(numOfRow1), pSource->nullbitmap, BitmapLen(numOfRow2));
return;
}
uint8_t* p = (uint8_t*)pSource->nullbitmap;
pColumnInfoData->nullbitmap[BitmapLen(numOfRow1) - 1] |= (p[0] >> remindBits); // copy remind bits
if (BitmapLen(numOfRow1) == BitmapLen(total)) {
return;
}
int32_t len = BitmapLen(numOfRow2);
int32_t i = 0;
uint8_t* start = (uint8_t*)&pColumnInfoData->nullbitmap[BitmapLen(numOfRow1)];
int32_t overCount = BitmapLen(total) - BitmapLen(numOfRow1);
while (i < len) { // size limit of pSource->nullbitmap
if (i >= 1) {
start[i - 1] |= (p[i] >> remindBits); // copy remind bits
}
if (i >= overCount) { // size limit of pColumnInfoData->nullbitmap
return;
}
start[i] |= (p[i] << shiftBits); // copy shift bits
i += 1;
}
}
int32_t colDataMergeCol(SColumnInfoData* pColumnInfoData, int32_t numOfRow1, int32_t* capacity,
const SColumnInfoData* pSource, int32_t numOfRow2) {
ASSERT(pColumnInfoData != NULL && pSource != NULL && pColumnInfoData->info.type == pSource->info.type);
if (numOfRow2 == 0) {
return numOfRow1;
}
if (pSource->hasNull) {
pColumnInfoData->hasNull = pSource->hasNull;
}
uint32_t finalNumOfRows = numOfRow1 + numOfRow2;
if (IS_VAR_DATA_TYPE(pColumnInfoData->info.type)) {
// Handle the bitmap
if (finalNumOfRows > (*capacity)) {
char* p = taosMemoryRealloc(pColumnInfoData->varmeta.offset, sizeof(int32_t) * (numOfRow1 + numOfRow2));
if (p == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
*capacity = finalNumOfRows;
pColumnInfoData->varmeta.offset = (int32_t*)p;
}
for (int32_t i = 0; i < numOfRow2; ++i) {
if (pSource->varmeta.offset[i] == -1) {
pColumnInfoData->varmeta.offset[i + numOfRow1] = -1;
} else {
pColumnInfoData->varmeta.offset[i + numOfRow1] = pSource->varmeta.offset[i] + pColumnInfoData->varmeta.length;
}
}
// copy data
uint32_t len = pSource->varmeta.length;
uint32_t oldLen = pColumnInfoData->varmeta.length;
if (pColumnInfoData->varmeta.allocLen < len + oldLen) {
char* tmp = taosMemoryRealloc(pColumnInfoData->pData, len + oldLen);
if (tmp == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pColumnInfoData->pData = tmp;
pColumnInfoData->varmeta.allocLen = len + oldLen;
}
if (pColumnInfoData->pData && pSource->pData) { // TD-20382
memcpy(pColumnInfoData->pData + oldLen, pSource->pData, len);
}
pColumnInfoData->varmeta.length = len + oldLen;
} else {
if (finalNumOfRows > (*capacity)) {
// all data may be null, when the pColumnInfoData->info.type == 0, bytes == 0;
char* tmp = taosMemoryRealloc(pColumnInfoData->pData, finalNumOfRows * pColumnInfoData->info.bytes);
if (tmp == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pColumnInfoData->pData = tmp;
if (BitmapLen(numOfRow1) < BitmapLen(finalNumOfRows)) {
char* btmp = taosMemoryRealloc(pColumnInfoData->nullbitmap, BitmapLen(finalNumOfRows));
uint32_t extend = BitmapLen(finalNumOfRows) - BitmapLen(numOfRow1);
memset(btmp + BitmapLen(numOfRow1), 0, extend);
pColumnInfoData->nullbitmap = btmp;
}
*capacity = finalNumOfRows;
}
doBitmapMerge(pColumnInfoData, numOfRow1, pSource, numOfRow2);
if (pSource->pData) {
int32_t offset = pColumnInfoData->info.bytes * numOfRow1;
memcpy(pColumnInfoData->pData + offset, pSource->pData, pSource->info.bytes * numOfRow2);
}
}
return numOfRow1 + numOfRow2;
}
int32_t colDataAssign(SColumnInfoData* pColumnInfoData, const SColumnInfoData* pSource, int32_t numOfRows,
const SDataBlockInfo* pBlockInfo) {
ASSERT(pColumnInfoData != NULL && pSource != NULL && pColumnInfoData->info.type == pSource->info.type);
if (numOfRows <= 0) {
return numOfRows;
}
if (pBlockInfo != NULL) {
ASSERT(pBlockInfo->capacity >= numOfRows);
}
if (IS_VAR_DATA_TYPE(pColumnInfoData->info.type)) {
memcpy(pColumnInfoData->varmeta.offset, pSource->varmeta.offset, sizeof(int32_t) * numOfRows);
if (pColumnInfoData->varmeta.allocLen < pSource->varmeta.length) {
char* tmp = taosMemoryRealloc(pColumnInfoData->pData, pSource->varmeta.length);
if (tmp == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pColumnInfoData->pData = tmp;
pColumnInfoData->varmeta.allocLen = pSource->varmeta.length;
}
pColumnInfoData->varmeta.length = pSource->varmeta.length;
if (pColumnInfoData->pData != NULL && pSource->pData != NULL) {
memcpy(pColumnInfoData->pData, pSource->pData, pSource->varmeta.length);
}
} else {
memcpy(pColumnInfoData->nullbitmap, pSource->nullbitmap, BitmapLen(numOfRows));
if (pSource->pData != NULL) {
memcpy(pColumnInfoData->pData, pSource->pData, pSource->info.bytes * numOfRows);
}
}
pColumnInfoData->hasNull = pSource->hasNull;
pColumnInfoData->info = pSource->info;
return 0;
}
size_t blockDataGetNumOfCols(const SSDataBlock* pBlock) { return taosArrayGetSize(pBlock->pDataBlock); }
size_t blockDataGetNumOfRows(const SSDataBlock* pBlock) { return pBlock->info.rows; }
int32_t blockDataUpdateTsWindow(SSDataBlock* pDataBlock, int32_t tsColumnIndex) {
if (pDataBlock->info.rows > 0) {
// ASSERT(pDataBlock->info.dataLoad == 1);
}
if (pDataBlock == NULL || pDataBlock->info.rows <= 0 || pDataBlock->info.dataLoad == 0) {
return 0;
}
size_t numOfCols = taosArrayGetSize(pDataBlock->pDataBlock);
if (numOfCols <= 0) {
return -1;
}
int32_t index = (tsColumnIndex == -1) ? 0 : tsColumnIndex;
SColumnInfoData* pColInfoData = taosArrayGet(pDataBlock->pDataBlock, index);
if (pColInfoData->info.type != TSDB_DATA_TYPE_TIMESTAMP) {
return 0;
}
TSKEY skey = *(TSKEY*)colDataGetData(pColInfoData, 0);
TSKEY ekey = *(TSKEY*)colDataGetData(pColInfoData, (pDataBlock->info.rows - 1));
pDataBlock->info.window.skey = TMIN(skey, ekey);
pDataBlock->info.window.ekey = TMAX(skey, ekey);
return 0;
}
int32_t blockDataMerge(SSDataBlock* pDest, const SSDataBlock* pSrc) {
assert(pSrc != NULL && pDest != NULL);
int32_t capacity = pDest->info.capacity;
size_t numOfCols = taosArrayGetSize(pDest->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pCol2 = taosArrayGet(pDest->pDataBlock, i);
SColumnInfoData* pCol1 = taosArrayGet(pSrc->pDataBlock, i);
capacity = pDest->info.capacity;
colDataMergeCol(pCol2, pDest->info.rows, &capacity, pCol1, pSrc->info.rows);
}
pDest->info.capacity = capacity;
pDest->info.rows += pSrc->info.rows;
return TSDB_CODE_SUCCESS;
}
size_t blockDataGetSize(const SSDataBlock* pBlock) {
assert(pBlock != NULL);
size_t total = 0;
size_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, i);
total += colDataGetFullLength(pColInfoData, pBlock->info.rows);
}
return total;
}
// the number of tuples can be fit in one page.
// Actual data rows pluses the corresponding meta data must fit in one memory buffer of the given page size.
int32_t blockDataSplitRows(SSDataBlock* pBlock, bool hasVarCol, int32_t startIndex, int32_t* stopIndex,
int32_t pageSize) {
ASSERT(pBlock != NULL && stopIndex != NULL);
size_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
int32_t numOfRows = pBlock->info.rows;
int32_t bitmapChar = 1;
size_t headerSize = sizeof(int32_t);
size_t colHeaderSize = sizeof(int32_t) * numOfCols;
size_t payloadSize = pageSize - (headerSize + colHeaderSize);
// TODO speedup by checking if the whole page can fit in firstly.
if (!hasVarCol) {
size_t rowSize = blockDataGetRowSize(pBlock);
int32_t capacity = payloadSize / (rowSize + numOfCols * bitmapChar / 8.0);
ASSERT(capacity > 0);
*stopIndex = startIndex + capacity - 1;
if (*stopIndex >= numOfRows) {
*stopIndex = numOfRows - 1;
}
return TSDB_CODE_SUCCESS;
}
// iterate the rows that can be fit in this buffer page
int32_t size = (headerSize + colHeaderSize);
for (int32_t j = startIndex; j < numOfRows; ++j) {
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pColInfoData = TARRAY_GET_ELEM(pBlock->pDataBlock, i);
if (IS_VAR_DATA_TYPE(pColInfoData->info.type)) {
if (pColInfoData->varmeta.offset[j] != -1) {
char* p = colDataGetData(pColInfoData, j);
size += varDataTLen(p);
}
size += sizeof(pColInfoData->varmeta.offset[0]);
} else {
size += pColInfoData->info.bytes;
if (((j - startIndex) & 0x07) == 0) {
size += 1; // the space for null bitmap
}
}
}
if (size > pageSize) { // pageSize must be able to hold one row
*stopIndex = j - 1;
ASSERT(*stopIndex >= startIndex);
return TSDB_CODE_SUCCESS;
}
}
// all fit in
*stopIndex = numOfRows - 1;
return TSDB_CODE_SUCCESS;
}
SSDataBlock* blockDataExtractBlock(SSDataBlock* pBlock, int32_t startIndex, int32_t rowCount) {
if (pBlock == NULL || startIndex < 0 || rowCount > pBlock->info.rows || rowCount + startIndex > pBlock->info.rows) {
return NULL;
}
SSDataBlock* pDst = createDataBlock();
if (pDst == NULL) {
return NULL;
}
pDst->info = pBlock->info;
pDst->info.rows = 0;
pDst->info.capacity = 0;
size_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData colInfo = {0};
SColumnInfoData* pSrcCol = taosArrayGet(pBlock->pDataBlock, i);
colInfo.info = pSrcCol->info;
blockDataAppendColInfo(pDst, &colInfo);
}
blockDataEnsureCapacity(pDst, rowCount);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pColData = taosArrayGet(pBlock->pDataBlock, i);
SColumnInfoData* pDstCol = taosArrayGet(pDst->pDataBlock, i);
for (int32_t j = startIndex; j < (startIndex + rowCount); ++j) {
bool isNull = false;
if (pBlock->pBlockAgg == NULL) {
isNull = colDataIsNull_s(pColData, j);
} else {
isNull = colDataIsNull(pColData, pBlock->info.rows, j, pBlock->pBlockAgg[i]);
}
if (isNull) {
colDataAppendNULL(pDstCol, j - startIndex);
} else {
char* p = colDataGetData(pColData, j);
colDataAppend(pDstCol, j - startIndex, p, false);
}
}
}
pDst->info.rows = rowCount;
return pDst;
}
/**
*
* +------------------+---------------------------------------------+
* |the number of rows| column #1 |
* | (4 bytes) |------------+-----------------------+--------+
* | | null bitmap| column length(4bytes) | values |
* +------------------+------------+-----------------------+--------+
* @param buf
* @param pBlock
* @return
*/
int32_t blockDataToBuf(char* buf, const SSDataBlock* pBlock) {
ASSERT(pBlock != NULL);
// write the number of rows
*(uint32_t*)buf = pBlock->info.rows;
size_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
int32_t numOfRows = pBlock->info.rows;
char* pStart = buf + sizeof(uint32_t);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pCol = taosArrayGet(pBlock->pDataBlock, i);
if (IS_VAR_DATA_TYPE(pCol->info.type)) {
memcpy(pStart, pCol->varmeta.offset, numOfRows * sizeof(int32_t));
pStart += numOfRows * sizeof(int32_t);
} else {
memcpy(pStart, pCol->nullbitmap, BitmapLen(numOfRows));
pStart += BitmapLen(pBlock->info.rows);
}
uint32_t dataSize = colDataGetLength(pCol, numOfRows);
*(int32_t*)pStart = dataSize;
pStart += sizeof(int32_t);
memcpy(pStart, pCol->pData, dataSize);
pStart += dataSize;
}
return 0;
}
int32_t blockDataFromBuf(SSDataBlock* pBlock, const char* buf) {
int32_t numOfRows = *(int32_t*)buf;
blockDataEnsureCapacity(pBlock, numOfRows);
pBlock->info.rows = numOfRows;
size_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
const char* pStart = buf + sizeof(uint32_t);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pCol = taosArrayGet(pBlock->pDataBlock, i);
if (IS_VAR_DATA_TYPE(pCol->info.type)) {
size_t metaSize = pBlock->info.rows * sizeof(int32_t);
char* tmp = taosMemoryRealloc(pCol->varmeta.offset, metaSize); // preview calloc is too small
if (tmp == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pCol->varmeta.offset = (int32_t*)tmp;
memcpy(pCol->varmeta.offset, pStart, metaSize);
pStart += metaSize;
} else {
memcpy(pCol->nullbitmap, pStart, BitmapLen(pBlock->info.rows));
pStart += BitmapLen(pBlock->info.rows);
}
int32_t colLength = *(int32_t*)pStart;
pStart += sizeof(int32_t);
if (IS_VAR_DATA_TYPE(pCol->info.type)) {
if (pCol->varmeta.allocLen < colLength) {
char* tmp = taosMemoryRealloc(pCol->pData, colLength);
if (tmp == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pCol->pData = tmp;
pCol->varmeta.allocLen = colLength;
}
pCol->varmeta.length = colLength;
ASSERT(pCol->varmeta.length <= pCol->varmeta.allocLen);
}
memcpy(pCol->pData, pStart, colLength);
pStart += colLength;
}
return TSDB_CODE_SUCCESS;
}
// todo remove this
int32_t blockDataFromBuf1(SSDataBlock* pBlock, const char* buf, size_t capacity) {
pBlock->info.rows = *(int32_t*)buf;
pBlock->info.id.groupId = *(uint64_t*)(buf + sizeof(int32_t));
size_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
const char* pStart = buf + sizeof(uint32_t) + sizeof(uint64_t);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pCol = taosArrayGet(pBlock->pDataBlock, i);
pCol->hasNull = true;
if (IS_VAR_DATA_TYPE(pCol->info.type)) {
size_t metaSize = capacity * sizeof(int32_t);
memcpy(pCol->varmeta.offset, pStart, metaSize);
pStart += metaSize;
} else {
memcpy(pCol->nullbitmap, pStart, BitmapLen(capacity));
pStart += BitmapLen(capacity);
}
int32_t colLength = *(int32_t*)pStart;
pStart += sizeof(int32_t);
if (IS_VAR_DATA_TYPE(pCol->info.type)) {
if (pCol->varmeta.allocLen < colLength) {
char* tmp = taosMemoryRealloc(pCol->pData, colLength);
if (tmp == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pCol->pData = tmp;
pCol->varmeta.allocLen = colLength;
}
pCol->varmeta.length = colLength;
ASSERT(pCol->varmeta.length <= pCol->varmeta.allocLen);
}
if (!colDataIsNNull_s(pCol, 0, pBlock->info.rows)) {
memcpy(pCol->pData, pStart, colLength);
}
pStart += pCol->info.bytes * capacity;
}
return TSDB_CODE_SUCCESS;
}
size_t blockDataGetRowSize(SSDataBlock* pBlock) {
ASSERT(pBlock != NULL);
if (pBlock->info.rowSize == 0) {
size_t rowSize = 0;
size_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pColInfo = taosArrayGet(pBlock->pDataBlock, i);
rowSize += pColInfo->info.bytes;
}
pBlock->info.rowSize = rowSize;
}
return pBlock->info.rowSize;
}
/**
* @refitem blockDataToBuf for the meta size
* @param pBlock
* @return
*/
size_t blockDataGetSerialMetaSize(uint32_t numOfCols) {
// | version | total length | total rows | total columns | flag seg| block group id | column schema | each column
// length |
return sizeof(int32_t) + sizeof(int32_t) + sizeof(int32_t) + sizeof(int32_t) + sizeof(int32_t) + sizeof(uint64_t) +
numOfCols * (sizeof(int8_t) + sizeof(int32_t)) + numOfCols * sizeof(int32_t);
}
double blockDataGetSerialRowSize(const SSDataBlock* pBlock) {
ASSERT(pBlock != NULL);
double rowSize = 0;
size_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pColInfo = taosArrayGet(pBlock->pDataBlock, i);
rowSize += pColInfo->info.bytes;
if (IS_VAR_DATA_TYPE(pColInfo->info.type)) {
rowSize += sizeof(int32_t);
} else {
rowSize += 1 / 8.0; // one bit for each record
}
}
return rowSize;
}
typedef struct SSDataBlockSortHelper {
SArray* orderInfo; // SArray<SBlockOrderInfo>
SSDataBlock* pDataBlock;
} SSDataBlockSortHelper;
int32_t dataBlockCompar(const void* p1, const void* p2, const void* param) {
const SSDataBlockSortHelper* pHelper = (const SSDataBlockSortHelper*)param;
SSDataBlock* pDataBlock = pHelper->pDataBlock;
int32_t left = *(int32_t*)p1;
int32_t right = *(int32_t*)p2;
SArray* pInfo = pHelper->orderInfo;
for (int32_t i = 0; i < pInfo->size; ++i) {
SBlockOrderInfo* pOrder = TARRAY_GET_ELEM(pInfo, i);
SColumnInfoData* pColInfoData = pOrder->pColData; // TARRAY_GET_ELEM(pDataBlock->pDataBlock, pOrder->colIndex);
if (pColInfoData->hasNull) {
bool leftNull = colDataIsNull(pColInfoData, pDataBlock->info.rows, left, NULL);
bool rightNull = colDataIsNull(pColInfoData, pDataBlock->info.rows, right, NULL);
if (leftNull && rightNull) {
continue; // continue to next slot
}
if (rightNull) {
return pOrder->nullFirst ? 1 : -1;
}
if (leftNull) {
return pOrder->nullFirst ? -1 : 1;
}
}
void* left1 = colDataGetData(pColInfoData, left);
void* right1 = colDataGetData(pColInfoData, right);
if (pColInfoData->info.type == TSDB_DATA_TYPE_JSON) {
if (tTagIsJson(left1) || tTagIsJson(right1)) {
terrno = TSDB_CODE_QRY_JSON_NOT_SUPPORT_ERROR;
return 0;
}
}
__compar_fn_t fn = getKeyComparFunc(pColInfoData->info.type, pOrder->order);
int ret = fn(left1, right1);
if (ret == 0) {
continue;
} else {
return ret;
}
}
return 0;
}
static int32_t doAssignOneTuple(SColumnInfoData* pDstCols, int32_t numOfRows, const SSDataBlock* pSrcBlock,
int32_t tupleIndex) {
int32_t code = 0;
size_t numOfCols = taosArrayGetSize(pSrcBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pDst = &pDstCols[i];
SColumnInfoData* pSrc = taosArrayGet(pSrcBlock->pDataBlock, i);
if (pSrc->hasNull && colDataIsNull(pSrc, pSrcBlock->info.rows, tupleIndex, pSrcBlock->pBlockAgg[i])) {
code = colDataAppend(pDst, numOfRows, NULL, true);
if (code != TSDB_CODE_SUCCESS) {
return code;
}
} else {
char* p = colDataGetData(pSrc, tupleIndex);
code = colDataAppend(pDst, numOfRows, p, false);
if (code != TSDB_CODE_SUCCESS) {
return code;
}
}
}
return TSDB_CODE_SUCCESS;
}
static int32_t blockDataAssign(SColumnInfoData* pCols, const SSDataBlock* pDataBlock, const int32_t* index) {
#if 0
for (int32_t i = 0; i < pDataBlock->info.rows; ++i) {
int32_t code = doAssignOneTuple(pCols, i, pDataBlock, index[i]);
if (code != TSDB_CODE_SUCCESS) {
return code;
}
}
#else
size_t numOfCols = taosArrayGetSize(pDataBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pDst = &pCols[i];
SColumnInfoData* pSrc = taosArrayGet(pDataBlock->pDataBlock, i);
if (IS_VAR_DATA_TYPE(pSrc->info.type)) {
if (pSrc->varmeta.length != 0) {
memcpy(pDst->pData, pSrc->pData, pSrc->varmeta.length);
}
pDst->varmeta.length = pSrc->varmeta.length;
for (int32_t j = 0; j < pDataBlock->info.rows; ++j) {
pDst->varmeta.offset[j] = pSrc->varmeta.offset[index[j]];
}
} else {
for (int32_t j = 0; j < pDataBlock->info.rows; ++j) {
if (colDataIsNull_f(pSrc->nullbitmap, index[j])) {
colDataSetNull_f(pDst->nullbitmap, j);
continue;
}
memcpy(pDst->pData + j * pDst->info.bytes, pSrc->pData + index[j] * pDst->info.bytes, pDst->info.bytes);
}
}
}
#endif
return TSDB_CODE_SUCCESS;
}
static SColumnInfoData* createHelpColInfoData(const SSDataBlock* pDataBlock) {
int32_t rows = pDataBlock->info.capacity;
size_t numOfCols = taosArrayGetSize(pDataBlock->pDataBlock);
SColumnInfoData* pCols = taosMemoryCalloc(numOfCols, sizeof(SColumnInfoData));
if (pCols == NULL) {
return NULL;
}
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pColInfoData = taosArrayGet(pDataBlock->pDataBlock, i);
pCols[i].info = pColInfoData->info;
if (IS_VAR_DATA_TYPE(pCols[i].info.type)) {
pCols[i].varmeta.offset = taosMemoryCalloc(rows, sizeof(int32_t));
pCols[i].pData = taosMemoryCalloc(1, pColInfoData->varmeta.length);
pCols[i].varmeta.length = pColInfoData->varmeta.length;
pCols[i].varmeta.allocLen = pCols[i].varmeta.length;
} else {
pCols[i].nullbitmap = taosMemoryCalloc(1, BitmapLen(rows));
pCols[i].pData = taosMemoryCalloc(rows, pCols[i].info.bytes);
}
}
return pCols;
}
static void copyBackToBlock(SSDataBlock* pDataBlock, SColumnInfoData* pCols) {
size_t numOfCols = taosArrayGetSize(pDataBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pColInfoData = taosArrayGet(pDataBlock->pDataBlock, i);
pColInfoData->info = pCols[i].info;
if (IS_VAR_DATA_TYPE(pColInfoData->info.type)) {
taosMemoryFreeClear(pColInfoData->varmeta.offset);
pColInfoData->varmeta = pCols[i].varmeta;
} else {
taosMemoryFreeClear(pColInfoData->nullbitmap);
pColInfoData->nullbitmap = pCols[i].nullbitmap;
}
taosMemoryFreeClear(pColInfoData->pData);
pColInfoData->pData = pCols[i].pData;
}
taosMemoryFreeClear(pCols);
}
static int32_t* createTupleIndex(size_t rows) {
int32_t* index = taosMemoryCalloc(rows, sizeof(int32_t));
if (index == NULL) {
return NULL;
}
for (int32_t i = 0; i < rows; ++i) {
index[i] = i;
}
return index;
}
static void destroyTupleIndex(int32_t* index) { taosMemoryFreeClear(index); }
int32_t blockDataSort(SSDataBlock* pDataBlock, SArray* pOrderInfo) {
ASSERT(pDataBlock != NULL && pOrderInfo != NULL);
if (pDataBlock->info.rows <= 1) {
return TSDB_CODE_SUCCESS;
}
// Allocate the additional buffer.
uint32_t rows = pDataBlock->info.rows;
bool sortColumnHasNull = false;
bool varTypeSort = false;
for (int32_t i = 0; i < taosArrayGetSize(pOrderInfo); ++i) {
SBlockOrderInfo* pInfo = taosArrayGet(pOrderInfo, i);
SColumnInfoData* pColInfoData = taosArrayGet(pDataBlock->pDataBlock, pInfo->slotId);
if (pColInfoData->hasNull) {
sortColumnHasNull = true;
}
if (IS_VAR_DATA_TYPE(pColInfoData->info.type)) {
varTypeSort = true;
}
}
size_t numOfCols = taosArrayGetSize(pDataBlock->pDataBlock);
if (taosArrayGetSize(pOrderInfo) == 1 && (!sortColumnHasNull)) {
if (numOfCols == 1) {
if (!varTypeSort) {
SColumnInfoData* pColInfoData = taosArrayGet(pDataBlock->pDataBlock, 0);
SBlockOrderInfo* pOrder = taosArrayGet(pOrderInfo, 0);
int64_t p0 = taosGetTimestampUs();
__compar_fn_t fn = getKeyComparFunc(pColInfoData->info.type, pOrder->order);
taosSort(pColInfoData->pData, pDataBlock->info.rows, pColInfoData->info.bytes, fn);
int64_t p1 = taosGetTimestampUs();
uDebug("blockDataSort easy cost:%" PRId64 ", rows:%d\n", p1 - p0, pDataBlock->info.rows);
return TSDB_CODE_SUCCESS;
} else { // var data type
}
} else if (numOfCols == 2) {
}
}
int32_t* index = createTupleIndex(rows);
if (index == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return terrno;
}
int64_t p0 = taosGetTimestampUs();
SSDataBlockSortHelper helper = {.pDataBlock = pDataBlock, .orderInfo = pOrderInfo};
for (int32_t i = 0; i < taosArrayGetSize(helper.orderInfo); ++i) {
struct SBlockOrderInfo* pInfo = taosArrayGet(helper.orderInfo, i);
pInfo->pColData = taosArrayGet(pDataBlock->pDataBlock, pInfo->slotId);
}
terrno = 0;
taosqsort(index, rows, sizeof(int32_t), &helper, dataBlockCompar);
if (terrno) return terrno;
int64_t p1 = taosGetTimestampUs();
SColumnInfoData* pCols = createHelpColInfoData(pDataBlock);
if (pCols == NULL) {
destroyTupleIndex(index);
terrno = TSDB_CODE_OUT_OF_MEMORY;
return terrno;
}
int64_t p2 = taosGetTimestampUs();
blockDataAssign(pCols, pDataBlock, index);
int64_t p3 = taosGetTimestampUs();
copyBackToBlock(pDataBlock, pCols);
int64_t p4 = taosGetTimestampUs();
uDebug("blockDataSort complex sort:%" PRId64 ", create:%" PRId64 ", assign:%" PRId64 ", copyback:%" PRId64
", rows:%d\n",
p1 - p0, p2 - p1, p3 - p2, p4 - p3, rows);
destroyTupleIndex(index);
return TSDB_CODE_SUCCESS;
}
typedef struct SHelper {
int32_t index;
union {
char* pData;
int64_t i64;
double d64;
};
} SHelper;
SHelper* createTupleIndex_rv(int32_t numOfRows, SArray* pOrderInfo, SSDataBlock* pBlock) {
int32_t sortValLengthPerRow = 0;
int32_t numOfCols = taosArrayGetSize(pOrderInfo);
for (int32_t i = 0; i < numOfCols; ++i) {
SBlockOrderInfo* pInfo = taosArrayGet(pOrderInfo, i);
SColumnInfoData* pColInfo = taosArrayGet(pBlock->pDataBlock, pInfo->slotId);
pInfo->pColData = pColInfo;
sortValLengthPerRow += pColInfo->info.bytes;
}
size_t len = sortValLengthPerRow * pBlock->info.rows;
char* buf = taosMemoryCalloc(1, len);
SHelper* phelper = taosMemoryCalloc(numOfRows, sizeof(SHelper));
for (int32_t i = 0; i < numOfRows; ++i) {
phelper[i].index = i;
phelper[i].pData = buf + sortValLengthPerRow * i;
}
int32_t offset = 0;
for (int32_t i = 0; i < numOfCols; ++i) {
SBlockOrderInfo* pInfo = taosArrayGet(pOrderInfo, i);
for (int32_t j = 0; j < numOfRows; ++j) {
phelper[j].i64 = *(int32_t*)pInfo->pColData->pData + pInfo->pColData->info.bytes * j;
// memcpy(phelper[j].pData + offset, pInfo->pColData->pData + pInfo->pColData->info.bytes * j,
// pInfo->pColData->info.bytes);
}
offset += pInfo->pColData->info.bytes;
}
return phelper;
}
int32_t dataBlockCompar_rv(const void* p1, const void* p2, const void* param) {
const SSDataBlockSortHelper* pHelper = (const SSDataBlockSortHelper*)param;
// SSDataBlock* pDataBlock = pHelper->pDataBlock;
SHelper* left = (SHelper*)p1;
SHelper* right = (SHelper*)p2;
SArray* pInfo = pHelper->orderInfo;
int32_t offset = 0;
// for(int32_t i = 0; i < pInfo->size; ++i) {
// SBlockOrderInfo* pOrder = TARRAY_GET_ELEM(pInfo, 0);
// SColumnInfoData* pColInfoData = pOrder->pColData;//TARRAY_GET_ELEM(pDataBlock->pDataBlock, pOrder->colIndex);
// if (pColInfoData->hasNull) {
// bool leftNull = colDataIsNull(pColInfoData, pDataBlock->info.rows, left, pDataBlock->pBlockAgg);
// bool rightNull = colDataIsNull(pColInfoData, pDataBlock->info.rows, right, pDataBlock->pBlockAgg);
// if (leftNull && rightNull) {
// continue; // continue to next slot
// }
//
// if (rightNull) {
// return pHelper->nullFirst? 1:-1;
// }
//
// if (leftNull) {
// return pHelper->nullFirst? -1:1;
// }
// }
// void* left1 = colDataGetData(pColInfoData, left);
// void* right1 = colDataGetData(pColInfoData, right);
// switch(pColInfoData->info.type) {
// case TSDB_DATA_TYPE_INT: {
int32_t leftx = *(int32_t*)left->pData; //*(int32_t*)(left->pData + offset);
int32_t rightx = *(int32_t*)right->pData; //*(int32_t*)(right->pData + offset);
// offset += pColInfoData->info.bytes;
if (leftx == rightx) {
// break;
return 0;
} else {
// if (pOrder->order == TSDB_ORDER_ASC) {
return (leftx < rightx) ? -1 : 1;
// } else {
// return (leftx < rightx)? 1:-1;
// }
}
// }
// default:
// assert(0);
// }
// }
return 0;
}
int32_t blockDataSort_rv(SSDataBlock* pDataBlock, SArray* pOrderInfo, bool nullFirst) {
// Allocate the additional buffer.
int64_t p0 = taosGetTimestampUs();
SSDataBlockSortHelper helper = {.pDataBlock = pDataBlock, .orderInfo = pOrderInfo};
uint32_t rows = pDataBlock->info.rows;
SHelper* index = createTupleIndex_rv(rows, helper.orderInfo, pDataBlock);
if (index == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return terrno;
}
taosqsort(index, rows, sizeof(SHelper), &helper, dataBlockCompar_rv);
int64_t p1 = taosGetTimestampUs();
SColumnInfoData* pCols = createHelpColInfoData(pDataBlock);
if (pCols == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return terrno;
}
int64_t p2 = taosGetTimestampUs();
// int32_t code = blockDataAssign(pCols, pDataBlock, index);
// if (code != TSDB_CODE_SUCCESS) {
// terrno = code;
// return code;
// }
int64_t p3 = taosGetTimestampUs();
copyBackToBlock(pDataBlock, pCols);
int64_t p4 = taosGetTimestampUs();
printf("sort:%" PRId64 ", create:%" PRId64 ", assign:%" PRId64 ", copyback:%" PRId64 ", rows:%d\n", p1 - p0, p2 - p1,
p3 - p2, p4 - p3, rows);
// destroyTupleIndex(index);
return 0;
}
void blockDataCleanup(SSDataBlock* pDataBlock) {
blockDataEmpty(pDataBlock);
SDataBlockInfo* pInfo = &pDataBlock->info;
pInfo->id.uid = 0;
pInfo->id.groupId = 0;
}
void blockDataEmpty(SSDataBlock* pDataBlock) {
SDataBlockInfo* pInfo = &pDataBlock->info;
ASSERT(pInfo->rows <= pDataBlock->info.capacity);
if (pInfo->capacity == 0) {
return;
}
size_t numOfCols = taosArrayGetSize(pDataBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* p = taosArrayGet(pDataBlock->pDataBlock, i);
colInfoDataCleanup(p, pInfo->capacity);
}
pInfo->rows = 0;
pInfo->dataLoad = 0;
pInfo->window.ekey = 0;
pInfo->window.skey = 0;
}
// todo temporarily disable it
static int32_t doEnsureCapacity(SColumnInfoData* pColumn, const SDataBlockInfo* pBlockInfo, uint32_t numOfRows, bool clearPayload) {
ASSERT(numOfRows > 0);
if (numOfRows <= pBlockInfo->capacity) {
return TSDB_CODE_SUCCESS;
}
// todo temp disable it
// ASSERT(pColumn->info.bytes != 0);
int32_t existedRows = pBlockInfo->rows;
if (IS_VAR_DATA_TYPE(pColumn->info.type)) {
char* tmp = taosMemoryRealloc(pColumn->varmeta.offset, sizeof(int32_t) * numOfRows);
if (tmp == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
pColumn->varmeta.offset = (int32_t*)tmp;
memset(&pColumn->varmeta.offset[existedRows], 0, sizeof(int32_t) * (numOfRows - existedRows));
} else {
// prepare for the null bitmap
char* tmp = taosMemoryRealloc(pColumn->nullbitmap, BitmapLen(numOfRows));
if (tmp == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
int32_t oldLen = BitmapLen(existedRows);
pColumn->nullbitmap = tmp;
memset(&pColumn->nullbitmap[oldLen], 0, BitmapLen(numOfRows) - oldLen);
ASSERT(pColumn->info.bytes);
// make sure the allocated memory is MALLOC_ALIGN_BYTES aligned
tmp = taosMemoryMallocAlign(MALLOC_ALIGN_BYTES, numOfRows * pColumn->info.bytes);
if (tmp == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
// copy back the existed data
if (pColumn->pData != NULL) {
memcpy(tmp, pColumn->pData, existedRows * pColumn->info.bytes);
taosMemoryFreeClear(pColumn->pData);
}
pColumn->pData = tmp;
// todo remove it soon
#if defined LINUX
ASSERT((((uint64_t)pColumn->pData) & (MALLOC_ALIGN_BYTES - 1)) == 0x0);
#endif
if (clearPayload) {
memset(tmp + pColumn->info.bytes * existedRows, 0, pColumn->info.bytes * (numOfRows - existedRows));
}
}
return TSDB_CODE_SUCCESS;
}
void colInfoDataCleanup(SColumnInfoData* pColumn, uint32_t numOfRows) {
pColumn->hasNull = false;
if (IS_VAR_DATA_TYPE(pColumn->info.type)) {
pColumn->varmeta.length = 0;
if (pColumn->varmeta.offset != NULL) {
memset(pColumn->varmeta.offset, 0, sizeof(int32_t) * numOfRows);
}
} else {
if (pColumn->nullbitmap != NULL) {
memset(pColumn->nullbitmap, 0, BitmapLen(numOfRows));
}
}
}
int32_t colInfoDataEnsureCapacity(SColumnInfoData* pColumn, uint32_t numOfRows, bool clearPayload) {
SDataBlockInfo info = {0};
return doEnsureCapacity(pColumn, &info, numOfRows, clearPayload);
}
int32_t blockDataEnsureCapacity(SSDataBlock* pDataBlock, uint32_t numOfRows) {
int32_t code = 0;
if (numOfRows == 0 || numOfRows <= pDataBlock->info.capacity) {
return TSDB_CODE_SUCCESS;
}
size_t numOfCols = taosArrayGetSize(pDataBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* p = taosArrayGet(pDataBlock->pDataBlock, i);
code = doEnsureCapacity(p, &pDataBlock->info, numOfRows, true);
if (code) {
return code;
}
}
pDataBlock->info.capacity = numOfRows;
return TSDB_CODE_SUCCESS;
}
int32_t blockDataEnsureCapacityNoClear(SSDataBlock* pDataBlock, uint32_t numOfRows) {
int32_t code = 0;
if (numOfRows == 0 || numOfRows <= pDataBlock->info.capacity) {
return TSDB_CODE_SUCCESS;
}
size_t numOfCols = taosArrayGetSize(pDataBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* p = taosArrayGet(pDataBlock->pDataBlock, i);
code = doEnsureCapacity(p, &pDataBlock->info, numOfRows, false);
if (code) {
return code;
}
}
pDataBlock->info.capacity = numOfRows;
return TSDB_CODE_SUCCESS;
}
void blockDataFreeRes(SSDataBlock* pBlock) {
int32_t numOfOutput = taosArrayGetSize(pBlock->pDataBlock);
for (int32_t i = 0; i < numOfOutput; ++i) {
SColumnInfoData* pColInfoData = (SColumnInfoData*)taosArrayGet(pBlock->pDataBlock, i);
colDataDestroy(pColInfoData);
}
taosArrayDestroy(pBlock->pDataBlock);
pBlock->pDataBlock = NULL;
taosMemoryFreeClear(pBlock->pBlockAgg);
taosMemoryFree(pBlock->info.pTag);
memset(&pBlock->info, 0, sizeof(SDataBlockInfo));
}
void* blockDataDestroy(SSDataBlock* pBlock) {
if (pBlock == NULL) {
return NULL;
}
blockDataFreeRes(pBlock);
taosMemoryFreeClear(pBlock);
return NULL;
}
int32_t assignOneDataBlock(SSDataBlock* dst, const SSDataBlock* src) {
ASSERT(src != NULL);
dst->info = src->info;
dst->info.rows = 0;
dst->info.capacity = 0;
size_t numOfCols = taosArrayGetSize(src->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* p = taosArrayGet(src->pDataBlock, i);
SColumnInfoData colInfo = {.hasNull = true, .info = p->info};
blockDataAppendColInfo(dst, &colInfo);
}
int32_t code = blockDataEnsureCapacity(dst, src->info.rows);
if (code != TSDB_CODE_SUCCESS) {
terrno = code;
return -1;
}
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pDst = taosArrayGet(dst->pDataBlock, i);
SColumnInfoData* pSrc = taosArrayGet(src->pDataBlock, i);
if (pSrc->pData == NULL && (!IS_VAR_DATA_TYPE(pSrc->info.type))) {
continue;
}
colDataAssign(pDst, pSrc, src->info.rows, &src->info);
}
uint32_t cap = dst->info.capacity;
dst->info = src->info;
dst->info.capacity = cap;
return 0;
}
int32_t copyDataBlock(SSDataBlock* dst, const SSDataBlock* src) {
ASSERT(src != NULL && dst != NULL);
blockDataCleanup(dst);
int32_t code = blockDataEnsureCapacity(dst, src->info.rows);
if (code != TSDB_CODE_SUCCESS) {
terrno = code;
return code;
}
size_t numOfCols = taosArrayGetSize(src->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pDst = taosArrayGet(dst->pDataBlock, i);
SColumnInfoData* pSrc = taosArrayGet(src->pDataBlock, i);
colDataAssign(pDst, pSrc, src->info.rows, &src->info);
}
uint32_t cap = dst->info.capacity;
dst->info = src->info;
dst->info.capacity = cap;
return TSDB_CODE_SUCCESS;
}
SSDataBlock* createSpecialDataBlock(EStreamType type) {
SSDataBlock* pBlock = taosMemoryCalloc(1, sizeof(SSDataBlock));
pBlock->info.hasVarCol = false;
pBlock->info.id.groupId = 0;
pBlock->info.rows = 0;
pBlock->info.type = type;
pBlock->info.rowSize = sizeof(TSKEY) + sizeof(TSKEY) + sizeof(uint64_t) + sizeof(uint64_t) + sizeof(TSKEY) +
sizeof(TSKEY) + VARSTR_HEADER_SIZE + TSDB_TABLE_NAME_LEN;
pBlock->info.watermark = INT64_MIN;
pBlock->pDataBlock = taosArrayInit(6, sizeof(SColumnInfoData));
SColumnInfoData infoData = {0};
infoData.info.type = TSDB_DATA_TYPE_TIMESTAMP;
infoData.info.bytes = sizeof(TSKEY);
// window start ts
taosArrayPush(pBlock->pDataBlock, &infoData);
// window end ts
taosArrayPush(pBlock->pDataBlock, &infoData);
infoData.info.type = TSDB_DATA_TYPE_UBIGINT;
infoData.info.bytes = sizeof(uint64_t);
// uid
taosArrayPush(pBlock->pDataBlock, &infoData);
// group id
taosArrayPush(pBlock->pDataBlock, &infoData);
infoData.info.type = TSDB_DATA_TYPE_TIMESTAMP;
infoData.info.bytes = sizeof(TSKEY);
// calculate start ts
taosArrayPush(pBlock->pDataBlock, &infoData);
// calculate end ts
taosArrayPush(pBlock->pDataBlock, &infoData);
// table name
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
infoData.info.bytes = VARSTR_HEADER_SIZE + TSDB_TABLE_NAME_LEN;
taosArrayPush(pBlock->pDataBlock, &infoData);
return pBlock;
}
SSDataBlock* blockCopyOneRow(const SSDataBlock* pDataBlock, int32_t rowIdx) {
if (pDataBlock == NULL) {
return NULL;
}
SSDataBlock* pBlock = createDataBlock();
pBlock->info = pDataBlock->info;
pBlock->info.rows = 0;
pBlock->info.capacity = 0;
size_t numOfCols = taosArrayGetSize(pDataBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* p = taosArrayGet(pDataBlock->pDataBlock, i);
SColumnInfoData colInfo = {.hasNull = true, .info = p->info};
blockDataAppendColInfo(pBlock, &colInfo);
}
int32_t code = blockDataEnsureCapacity(pBlock, 1);
if (code != TSDB_CODE_SUCCESS) {
terrno = code;
blockDataDestroy(pBlock);
return NULL;
}
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pDst = taosArrayGet(pBlock->pDataBlock, i);
SColumnInfoData* pSrc = taosArrayGet(pDataBlock->pDataBlock, i);
void* pData = colDataGetData(pSrc, rowIdx);
bool isNull = colDataIsNull(pSrc, pDataBlock->info.rows, rowIdx, NULL);
colDataAppend(pDst, 0, pData, isNull);
}
pBlock->info.rows = 1;
return pBlock;
}
SSDataBlock* createOneDataBlock(const SSDataBlock* pDataBlock, bool copyData) {
if (pDataBlock == NULL) {
return NULL;
}
SSDataBlock* pBlock = createDataBlock();
pBlock->info = pDataBlock->info;
pBlock->info.rows = 0;
pBlock->info.capacity = 0;
pBlock->info.rowSize = 0;
size_t numOfCols = taosArrayGetSize(pDataBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* p = taosArrayGet(pDataBlock->pDataBlock, i);
SColumnInfoData colInfo = {.hasNull = true, .info = p->info};
blockDataAppendColInfo(pBlock, &colInfo);
}
if (copyData) {
int32_t code = blockDataEnsureCapacity(pBlock, pDataBlock->info.rows);
if (code != TSDB_CODE_SUCCESS) {
terrno = code;
blockDataDestroy(pBlock);
return NULL;
}
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pDst = taosArrayGet(pBlock->pDataBlock, i);
SColumnInfoData* pSrc = taosArrayGet(pDataBlock->pDataBlock, i);
colDataAssign(pDst, pSrc, pDataBlock->info.rows, &pDataBlock->info);
}
pBlock->info.rows = pDataBlock->info.rows;
pBlock->info.capacity = pDataBlock->info.rows;
}
return pBlock;
}
SSDataBlock* createDataBlock() {
SSDataBlock* pBlock = taosMemoryCalloc(1, sizeof(SSDataBlock));
if (pBlock == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return NULL;
}
pBlock->pDataBlock = taosArrayInit(4, sizeof(SColumnInfoData));
if (pBlock->pDataBlock == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
taosMemoryFree(pBlock);
return NULL;
}
return pBlock;
}
int32_t blockDataAppendColInfo(SSDataBlock* pBlock, SColumnInfoData* pColInfoData) {
ASSERT(pBlock != NULL && pColInfoData != NULL);
if (pBlock->pDataBlock == NULL) {
pBlock->pDataBlock = taosArrayInit(4, sizeof(SColumnInfoData));
if (pBlock->pDataBlock == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return terrno;
}
}
void* p = taosArrayPush(pBlock->pDataBlock, pColInfoData);
if (p == NULL) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return terrno;
}
// todo disable it temporarily
// ASSERT(pColInfoData->info.type != 0);
if (IS_VAR_DATA_TYPE(pColInfoData->info.type)) {
pBlock->info.hasVarCol = true;
}
pBlock->info.rowSize += pColInfoData->info.bytes;
return TSDB_CODE_SUCCESS;
}
SColumnInfoData createColumnInfoData(int16_t type, int32_t bytes, int16_t colId) {
SColumnInfoData col = {.hasNull = true};
col.info.colId = colId;
col.info.type = type;
col.info.bytes = bytes;
return col;
}
SColumnInfoData* bdGetColumnInfoData(const SSDataBlock* pBlock, int32_t index) {
ASSERT(pBlock != NULL);
if (index >= taosArrayGetSize(pBlock->pDataBlock)) {
return NULL;
}
return taosArrayGet(pBlock->pDataBlock, index);
}
size_t blockDataGetCapacityInRow(const SSDataBlock* pBlock, size_t pageSize) {
size_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
int32_t payloadSize = pageSize - blockDataGetSerialMetaSize(numOfCols);
int32_t rowSize = pBlock->info.rowSize;
int32_t nRows = payloadSize / rowSize;
ASSERT(nRows >= 1);
// the true value must be less than the value of nRows
int32_t additional = 0;
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pCol = taosArrayGet(pBlock->pDataBlock, i);
if (IS_VAR_DATA_TYPE(pCol->info.type)) {
additional += nRows * sizeof(int32_t);
} else {
additional += BitmapLen(nRows);
}
}
int32_t newRows = (payloadSize - additional) / rowSize;
ASSERT(newRows <= nRows && newRows >= 1);
return newRows;
}
void colDataDestroy(SColumnInfoData* pColData) {
if (!pColData) return;
if (IS_VAR_DATA_TYPE(pColData->info.type)) {
taosMemoryFreeClear(pColData->varmeta.offset);
} else {
taosMemoryFreeClear(pColData->nullbitmap);
}
taosMemoryFreeClear(pColData->pData);
}
static void doShiftBitmap(char* nullBitmap, size_t n, size_t total) {
int32_t len = BitmapLen(total);
int32_t newLen = BitmapLen(total - n);
if (n % 8 == 0) {
memmove(nullBitmap, nullBitmap + n / 8, newLen);
} else {
int32_t tail = n % 8;
int32_t i = 0;
uint8_t* p = (uint8_t*)nullBitmap;
if (n < 8) {
while (i < len) {
uint8_t v = p[i]; // source bitmap value
p[i] = (v << tail);
if (i < len - 1) {
uint8_t next = p[i + 1];
p[i] |= (next >> (8 - tail));
}
i += 1;
}
} else if (n > 8) {
int32_t gap = len - newLen;
while (i < newLen) {
uint8_t v = p[i + gap];
p[i] = (v << tail);
if (i < newLen - 1) {
uint8_t next = p[i + gap + 1];
p[i] |= (next >> (8 - tail));
}
i += 1;
}
}
}
}
static int32_t colDataMoveVarData(SColumnInfoData* pColInfoData, size_t start, size_t end) {
int32_t dataOffset = -1;
int32_t dataLen = 0;
int32_t beigin = start;
while (beigin < end) {
int32_t offset = pColInfoData->varmeta.offset[beigin];
if (offset == -1) {
beigin++;
continue;
}
if (start != 0) {
pColInfoData->varmeta.offset[beigin] = dataLen;
}
char* data = pColInfoData->pData + offset;
if (dataOffset == -1) dataOffset = offset; // mark the begin of data
int32_t type = pColInfoData->info.type;
if (type == TSDB_DATA_TYPE_JSON) {
dataLen += getJsonValueLen(data);
} else {
dataLen += varDataTLen(data);
}
beigin++;
}
if (dataOffset > 0) {
memmove(pColInfoData->pData, pColInfoData->pData + dataOffset, dataLen);
}
memmove(pColInfoData->varmeta.offset, &pColInfoData->varmeta.offset[start], (end - start) * sizeof(int32_t));
return dataLen;
}
static void colDataTrimFirstNRows(SColumnInfoData* pColInfoData, size_t n, size_t total) {
if (IS_VAR_DATA_TYPE(pColInfoData->info.type)) {
pColInfoData->varmeta.length = colDataMoveVarData(pColInfoData, n, total);
// clear the offset value of the unused entries.
memset(&pColInfoData->varmeta.offset[total - n], 0, n);
} else {
int32_t bytes = pColInfoData->info.bytes;
memmove(pColInfoData->pData, ((char*)pColInfoData->pData + n * bytes), (total - n) * bytes);
doShiftBitmap(pColInfoData->nullbitmap, n, total);
}
}
int32_t blockDataTrimFirstNRows(SSDataBlock* pBlock, size_t n) {
if (n == 0) {
return TSDB_CODE_SUCCESS;
}
if (pBlock->info.rows <= n) {
blockDataEmpty(pBlock);
} else {
size_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, i);
colDataTrimFirstNRows(pColInfoData, n, pBlock->info.rows);
}
pBlock->info.rows -= n;
}
return TSDB_CODE_SUCCESS;
}
static void colDataKeepFirstNRows(SColumnInfoData* pColInfoData, size_t n, size_t total) {
if (IS_VAR_DATA_TYPE(pColInfoData->info.type)) {
pColInfoData->varmeta.length = colDataMoveVarData(pColInfoData, 0, n);
memset(&pColInfoData->varmeta.offset[n], 0, total - n);
} else { // reset the bitmap value
/*int32_t stopIndex = BitmapLen(n) * 8;
for(int32_t i = n; i < stopIndex; ++i) {
colDataClearNull_f(pColInfoData->nullbitmap, i);
}
int32_t remain = BitmapLen(total) - BitmapLen(n);
if (remain > 0) {
memset(pColInfoData->nullbitmap+BitmapLen(n), 0, remain);
}*/
}
}
int32_t blockDataKeepFirstNRows(SSDataBlock* pBlock, size_t n) {
if (n == 0) {
blockDataEmpty(pBlock);
return TSDB_CODE_SUCCESS;
}
if (pBlock->info.rows <= n) {
return TSDB_CODE_SUCCESS;
} else {
size_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, i);
colDataKeepFirstNRows(pColInfoData, n, pBlock->info.rows);
}
pBlock->info.rows = n;
}
return TSDB_CODE_SUCCESS;
}
int32_t tEncodeDataBlock(void** buf, const SSDataBlock* pBlock) {
int64_t tbUid = pBlock->info.id.uid;
int16_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
int16_t hasVarCol = pBlock->info.hasVarCol;
int32_t rows = pBlock->info.rows;
int32_t sz = taosArrayGetSize(pBlock->pDataBlock);
int32_t tlen = 0;
tlen += taosEncodeFixedI64(buf, tbUid);
tlen += taosEncodeFixedI16(buf, numOfCols);
tlen += taosEncodeFixedI16(buf, hasVarCol);
tlen += taosEncodeFixedI32(buf, rows);
tlen += taosEncodeFixedI32(buf, sz);
for (int32_t i = 0; i < sz; i++) {
SColumnInfoData* pColData = (SColumnInfoData*)taosArrayGet(pBlock->pDataBlock, i);
tlen += taosEncodeFixedI16(buf, pColData->info.colId);
tlen += taosEncodeFixedI8(buf, pColData->info.type);
tlen += taosEncodeFixedI32(buf, pColData->info.bytes);
tlen += taosEncodeFixedBool(buf, pColData->hasNull);
if (IS_VAR_DATA_TYPE(pColData->info.type)) {
tlen += taosEncodeBinary(buf, pColData->varmeta.offset, sizeof(int32_t) * rows);
} else {
tlen += taosEncodeBinary(buf, pColData->nullbitmap, BitmapLen(rows));
}
int32_t len = colDataGetLength(pColData, rows);
tlen += taosEncodeFixedI32(buf, len);
tlen += taosEncodeBinary(buf, pColData->pData, len);
}
return tlen;
}
void* tDecodeDataBlock(const void* buf, SSDataBlock* pBlock) {
int32_t sz;
int16_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
buf = taosDecodeFixedU64(buf, &pBlock->info.id.uid);
buf = taosDecodeFixedI16(buf, &numOfCols);
buf = taosDecodeFixedI16(buf, &pBlock->info.hasVarCol);
buf = taosDecodeFixedI32(buf, &pBlock->info.rows);
buf = taosDecodeFixedI32(buf, &sz);
pBlock->pDataBlock = taosArrayInit(sz, sizeof(SColumnInfoData));
for (int32_t i = 0; i < sz; i++) {
SColumnInfoData data = {0};
buf = taosDecodeFixedI16(buf, &data.info.colId);
buf = taosDecodeFixedI8(buf, &data.info.type);
buf = taosDecodeFixedI32(buf, &data.info.bytes);
buf = taosDecodeFixedBool(buf, &data.hasNull);
if (IS_VAR_DATA_TYPE(data.info.type)) {
buf = taosDecodeBinary(buf, (void**)&data.varmeta.offset, pBlock->info.rows * sizeof(int32_t));
} else {
buf = taosDecodeBinary(buf, (void**)&data.nullbitmap, BitmapLen(pBlock->info.rows));
}
int32_t len = 0;
buf = taosDecodeFixedI32(buf, &len);
buf = taosDecodeBinary(buf, (void**)&data.pData, len);
if (IS_VAR_DATA_TYPE(data.info.type)) {
data.varmeta.length = len;
data.varmeta.allocLen = len;
}
taosArrayPush(pBlock->pDataBlock, &data);
}
return (void*)buf;
}
int32_t tEncodeDataBlocks(void** buf, const SArray* blocks) {
int32_t tlen = 0;
int32_t sz = taosArrayGetSize(blocks);
tlen += taosEncodeFixedI32(buf, sz);
for (int32_t i = 0; i < sz; i++) {
SSDataBlock* pBlock = taosArrayGet(blocks, i);
tlen += tEncodeDataBlock(buf, pBlock);
}
return tlen;
}
void* tDecodeDataBlocks(const void* buf, SArray** blocks) {
int32_t sz;
buf = taosDecodeFixedI32(buf, &sz);
*blocks = taosArrayInit(sz, sizeof(SSDataBlock));
for (int32_t i = 0; i < sz; i++) {
SSDataBlock pBlock = {0};
buf = tDecodeDataBlock(buf, &pBlock);
taosArrayPush(*blocks, &pBlock);
}
return (void*)buf;
}
static char* formatTimestamp(char* buf, int64_t val, int precision) {
time_t tt;
int32_t ms = 0;
if (precision == TSDB_TIME_PRECISION_NANO) {
tt = (time_t)(val / 1000000000);
ms = val % 1000000000;
} else if (precision == TSDB_TIME_PRECISION_MICRO) {
tt = (time_t)(val / 1000000);
ms = val % 1000000;
} else {
tt = (time_t)(val / 1000);
ms = val % 1000;
}
/* comment out as it make testcases like select_with_tags.sim fail.
but in windows, this may cause the call to localtime crash if tt < 0,
need to find a better solution.
if (tt < 0) {
tt = 0;
}
*/
if (tt <= 0 && ms < 0) {
tt--;
if (precision == TSDB_TIME_PRECISION_NANO) {
ms += 1000000000;
} else if (precision == TSDB_TIME_PRECISION_MICRO) {
ms += 1000000;
} else {
ms += 1000;
}
}
struct tm ptm = {0};
taosLocalTime(&tt, &ptm);
size_t pos = strftime(buf, 35, "%Y-%m-%d %H:%M:%S", &ptm);
if (precision == TSDB_TIME_PRECISION_NANO) {
sprintf(buf + pos, ".%09d", ms);
} else if (precision == TSDB_TIME_PRECISION_MICRO) {
sprintf(buf + pos, ".%06d", ms);
} else {
sprintf(buf + pos, ".%03d", ms);
}
return buf;
}
void blockDebugShowDataBlock(SSDataBlock* pBlock, const char* flag) {
SArray* dataBlocks = taosArrayInit(1, sizeof(SSDataBlock*));
taosArrayPush(dataBlocks, &pBlock);
blockDebugShowDataBlocks(dataBlocks, flag);
taosArrayDestroy(dataBlocks);
}
void blockDebugShowDataBlocks(const SArray* dataBlocks, const char* flag) {
char pBuf[128] = {0};
int32_t sz = taosArrayGetSize(dataBlocks);
for (int32_t i = 0; i < sz; i++) {
SSDataBlock* pDataBlock = taosArrayGetP(dataBlocks, i);
size_t numOfCols = taosArrayGetSize(pDataBlock->pDataBlock);
int32_t rows = pDataBlock->info.rows;
printf("%s |block ver %" PRIi64 " |block type %d |child id %d|group id %" PRIu64 "\n", flag,
pDataBlock->info.version, (int32_t)pDataBlock->info.type, pDataBlock->info.childId,
pDataBlock->info.id.groupId);
for (int32_t j = 0; j < rows; j++) {
printf("%s |", flag);
for (int32_t k = 0; k < numOfCols; k++) {
SColumnInfoData* pColInfoData = taosArrayGet(pDataBlock->pDataBlock, k);
void* var = POINTER_SHIFT(pColInfoData->pData, j * pColInfoData->info.bytes);
if (colDataIsNull(pColInfoData, rows, j, NULL)) {
printf(" %15s |", "NULL");
continue;
}
switch (pColInfoData->info.type) {
case TSDB_DATA_TYPE_TIMESTAMP:
formatTimestamp(pBuf, *(uint64_t*)var, TSDB_TIME_PRECISION_MILLI);
printf(" %25s |", pBuf);
break;
case TSDB_DATA_TYPE_BOOL:
printf(" %15d |", *(int32_t*)var);
break;
case TSDB_DATA_TYPE_INT:
printf(" %15d |", *(int32_t*)var);
break;
case TSDB_DATA_TYPE_UINT:
printf(" %15u |", *(uint32_t*)var);
break;
case TSDB_DATA_TYPE_BIGINT:
printf(" %15" PRId64 " |", *(int64_t*)var);
break;
case TSDB_DATA_TYPE_UBIGINT:
printf(" %15" PRIu64 " |", *(uint64_t*)var);
break;
case TSDB_DATA_TYPE_FLOAT:
printf(" %15f |", *(float*)var);
break;
case TSDB_DATA_TYPE_DOUBLE:
printf(" %15lf |", *(double*)var);
break;
case TSDB_DATA_TYPE_VARCHAR: {
char* pData = colDataGetVarData(pColInfoData, j);
int32_t dataSize = TMIN(sizeof(pBuf) - 1, varDataLen(pData));
memset(pBuf, 0, dataSize + 1);
strncpy(pBuf, varDataVal(pData), dataSize);
printf(" %15s |", pBuf);
} break;
case TSDB_DATA_TYPE_NCHAR: {
char* pData = colDataGetVarData(pColInfoData, j);
int32_t dataSize = TMIN(sizeof(pBuf), varDataLen(pData));
memset(pBuf, 0, dataSize);
(void)taosUcs4ToMbs((TdUcs4*)varDataVal(pData), dataSize, pBuf);
printf(" %15s |", pBuf);
} break;
default:
break;
}
}
printf("\n");
}
}
}
// for debug
char* dumpBlockData(SSDataBlock* pDataBlock, const char* flag, char** pDataBuf) {
int32_t size = 2048;
*pDataBuf = taosMemoryCalloc(size, 1);
char* dumpBuf = *pDataBuf;
char pBuf[128] = {0};
int32_t colNum = taosArrayGetSize(pDataBlock->pDataBlock);
int32_t rows = pDataBlock->info.rows;
int32_t len = 0;
len += snprintf(dumpBuf + len, size - len,
"===stream===%s|block type %d|child id %d|group id:%" PRIu64 "|uid:%" PRId64
"|rows:%d|version:%" PRIu64 "|cal start:%" PRIu64 "|cal end:%" PRIu64 "\n",
flag, (int32_t)pDataBlock->info.type, pDataBlock->info.childId, pDataBlock->info.id.groupId,
pDataBlock->info.id.uid, pDataBlock->info.rows, pDataBlock->info.version, pDataBlock->info.calWin.skey, pDataBlock->info.calWin.ekey);
if (len >= size - 1) return dumpBuf;
for (int32_t j = 0; j < rows; j++) {
len += snprintf(dumpBuf + len, size - len, "%s |", flag);
if (len >= size - 1) return dumpBuf;
for (int32_t k = 0; k < colNum; k++) {
SColumnInfoData* pColInfoData = taosArrayGet(pDataBlock->pDataBlock, k);
if (colDataIsNull(pColInfoData, rows, j, NULL) || !pColInfoData->pData) {
len += snprintf(dumpBuf + len, size - len, " %15s |", "NULL");
if (len >= size - 1) return dumpBuf;
continue;
}
void* var = colDataGetData(pColInfoData, j);
switch (pColInfoData->info.type) {
case TSDB_DATA_TYPE_TIMESTAMP:
memset(pBuf, 0, sizeof(pBuf));
formatTimestamp(pBuf, *(uint64_t*)var, TSDB_TIME_PRECISION_MILLI);
len += snprintf(dumpBuf + len, size - len, " %25s |", pBuf);
if (len >= size - 1) return dumpBuf;
break;
case TSDB_DATA_TYPE_TINYINT:
len += snprintf(dumpBuf + len, size - len, " %15d |", *(int8_t*)var);
if (len >= size - 1) return dumpBuf;
break;
case TSDB_DATA_TYPE_UTINYINT:
len += snprintf(dumpBuf + len, size - len, " %15d |", *(uint8_t*)var);
if (len >= size - 1) return dumpBuf;
break;
case TSDB_DATA_TYPE_SMALLINT:
len += snprintf(dumpBuf + len, size - len, " %15d |", *(int16_t*)var);
if (len >= size - 1) return dumpBuf;
break;
case TSDB_DATA_TYPE_USMALLINT:
len += snprintf(dumpBuf + len, size - len, " %15d |", *(uint16_t*)var);
if (len >= size - 1) return dumpBuf;
break;
case TSDB_DATA_TYPE_INT:
len += snprintf(dumpBuf + len, size - len, " %15d |", *(int32_t*)var);
if (len >= size - 1) return dumpBuf;
break;
case TSDB_DATA_TYPE_UINT:
len += snprintf(dumpBuf + len, size - len, " %15u |", *(uint32_t*)var);
if (len >= size - 1) return dumpBuf;
break;
case TSDB_DATA_TYPE_BIGINT:
len += snprintf(dumpBuf + len, size - len, " %15" PRId64 " |", *(int64_t*)var);
if (len >= size - 1) return dumpBuf;
break;
case TSDB_DATA_TYPE_UBIGINT:
len += snprintf(dumpBuf + len, size - len, " %15" PRIu64 " |", *(uint64_t*)var);
if (len >= size - 1) return dumpBuf;
break;
case TSDB_DATA_TYPE_FLOAT:
len += snprintf(dumpBuf + len, size - len, " %15f |", *(float*)var);
if (len >= size - 1) return dumpBuf;
break;
case TSDB_DATA_TYPE_DOUBLE:
// len += snprintf(dumpBuf + len, size - len, " %15lf |", *(double*)var);
// if (len >= size - 1) return dumpBuf;
break;
case TSDB_DATA_TYPE_BOOL:
len += snprintf(dumpBuf + len, size - len, " %15d |", *(bool*)var);
if (len >= size - 1) return dumpBuf;
break;
case TSDB_DATA_TYPE_VARCHAR: {
memset(pBuf, 0, sizeof(pBuf));
char* pData = colDataGetVarData(pColInfoData, j);
int32_t dataSize = TMIN(sizeof(pBuf), varDataLen(pData));
dataSize = TMIN(dataSize, 50);
memcpy(pBuf, varDataVal(pData), dataSize);
len += snprintf(dumpBuf + len, size - len, " %15s |", pBuf);
if (len >= size - 1) return dumpBuf;
} break;
case TSDB_DATA_TYPE_NCHAR: {
char* pData = colDataGetVarData(pColInfoData, j);
int32_t dataSize = TMIN(sizeof(pBuf), varDataLen(pData));
memset(pBuf, 0, sizeof(pBuf));
(void)taosUcs4ToMbs((TdUcs4*)varDataVal(pData), dataSize, pBuf);
len += snprintf(dumpBuf + len, size - len, " %15s |", pBuf);
if (len >= size - 1) return dumpBuf;
} break;
}
}
len += snprintf(dumpBuf + len, size - len, "\n");
if (len >= size - 1) return dumpBuf;
}
len += snprintf(dumpBuf + len, size - len, "%s |end\n", flag);
return dumpBuf;
}
/**
* @brief TODO: Assume that the final generated result it less than 3M
*
* @param pReq
* @param pDataBlocks
* @param vgId
* @param suid
*
*/
#if 0
int32_t buildSubmitReqFromDataBlock(SSubmitReq** pReq, const SSDataBlock* pDataBlock, STSchema* pTSchema, int32_t vgId,
tb_uid_t suid) {
int32_t bufSize = sizeof(SSubmitReq);
int32_t sz = 1;
for (int32_t i = 0; i < sz; ++i) {
const SDataBlockInfo* pBlkInfo = &pDataBlock->info;
int32_t colNum = taosArrayGetSize(pDataBlock->pDataBlock);
bufSize += pBlkInfo->rows * (TD_ROW_HEAD_LEN + pBlkInfo->rowSize + BitmapLen(colNum));
bufSize += sizeof(SSubmitBlk);
}
*pReq = taosMemoryCalloc(1, bufSize);
if (!(*pReq)) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
return TSDB_CODE_FAILED;
}
void* pDataBuf = *pReq;
int32_t msgLen = sizeof(SSubmitReq);
int32_t numOfBlks = 0;
SRowBuilder rb = {0};
tdSRowInit(&rb, pTSchema->version);
for (int32_t i = 0; i < sz; ++i) {
int32_t colNum = taosArrayGetSize(pDataBlock->pDataBlock);
int32_t rows = pDataBlock->info.rows;
if (colNum <= 1) {
// invalid if only with TS col
continue;
}
if (rb.nCols != colNum) {
tdSRowSetTpInfo(&rb, colNum, pTSchema->flen);
}
SSubmitBlk* pSubmitBlk = POINTER_SHIFT(pDataBuf, msgLen);
pSubmitBlk->suid = suid;
pSubmitBlk->uid = pDataBlock->info.id.groupId;
pSubmitBlk->numOfRows = rows;
pSubmitBlk->sversion = pTSchema->version;
msgLen += sizeof(SSubmitBlk);
int32_t dataLen = 0;
for (int32_t j = 0; j < rows; ++j) { // iterate by row
tdSRowResetBuf(&rb, POINTER_SHIFT(pDataBuf, msgLen + dataLen)); // set row buf
bool isStartKey = false;
int32_t offset = 0;
for (int32_t k = 0; k < colNum; ++k) { // iterate by column
SColumnInfoData* pColInfoData = taosArrayGet(pDataBlock->pDataBlock, k);
STColumn* pCol = &pTSchema->columns[k];
void* var = POINTER_SHIFT(pColInfoData->pData, j * pColInfoData->info.bytes);
switch (pColInfoData->info.type) {
case TSDB_DATA_TYPE_TIMESTAMP:
if (!isStartKey) {
isStartKey = true;
tdAppendColValToRow(&rb, PRIMARYKEY_TIMESTAMP_COL_ID, TSDB_DATA_TYPE_TIMESTAMP, TD_VTYPE_NORM, var, true,
offset, k);
continue; // offset should keep 0 for next column
} else if (colDataIsNull_s(pColInfoData, j)) {
tdAppendColValToRow(&rb, PRIMARYKEY_TIMESTAMP_COL_ID + k, TSDB_DATA_TYPE_TIMESTAMP, TD_VTYPE_NULL, NULL,
false, offset, k);
} else {
tdAppendColValToRow(&rb, PRIMARYKEY_TIMESTAMP_COL_ID + k, TSDB_DATA_TYPE_TIMESTAMP, TD_VTYPE_NORM, var,
true, offset, k);
}
break;
case TSDB_DATA_TYPE_NCHAR:
case TSDB_DATA_TYPE_VARCHAR: { // TSDB_DATA_TYPE_BINARY
if (colDataIsNull_s(pColInfoData, j)) {
tdAppendColValToRow(&rb, PRIMARYKEY_TIMESTAMP_COL_ID + k, pColInfoData->info.type, TD_VTYPE_NULL, NULL,
false, offset, k);
} else {
void* data = colDataGetData(pColInfoData, j);
tdAppendColValToRow(&rb, PRIMARYKEY_TIMESTAMP_COL_ID + k, pColInfoData->info.type, TD_VTYPE_NORM, data,
true, offset, k);
}
break;
}
case TSDB_DATA_TYPE_VARBINARY:
case TSDB_DATA_TYPE_DECIMAL:
case TSDB_DATA_TYPE_BLOB:
case TSDB_DATA_TYPE_JSON:
case TSDB_DATA_TYPE_MEDIUMBLOB:
uError("the column type %" PRIi16 " is defined but not implemented yet", pColInfoData->info.type);
ASSERT(0);
break;
default:
if (pColInfoData->info.type < TSDB_DATA_TYPE_MAX && pColInfoData->info.type > TSDB_DATA_TYPE_NULL) {
if (colDataIsNull_s(pColInfoData, j)) {
tdAppendColValToRow(&rb, PRIMARYKEY_TIMESTAMP_COL_ID + k, pCol->type, TD_VTYPE_NULL, NULL, false,
offset, k);
} else if (pCol->type == pColInfoData->info.type) {
tdAppendColValToRow(&rb, PRIMARYKEY_TIMESTAMP_COL_ID + k, pCol->type, TD_VTYPE_NORM, var, true, offset,
k);
} else {
char tv[8] = {0};
if (pColInfoData->info.type == TSDB_DATA_TYPE_FLOAT) {
float v = 0;
GET_TYPED_DATA(v, float, pColInfoData->info.type, var);
SET_TYPED_DATA(&tv, pCol->type, v);
} else if (pColInfoData->info.type == TSDB_DATA_TYPE_DOUBLE) {
double v = 0;
GET_TYPED_DATA(v, double, pColInfoData->info.type, var);
SET_TYPED_DATA(&tv, pCol->type, v);
} else if (IS_SIGNED_NUMERIC_TYPE(pColInfoData->info.type)) {
int64_t v = 0;
GET_TYPED_DATA(v, int64_t, pColInfoData->info.type, var);
SET_TYPED_DATA(&tv, pCol->type, v);
} else {
uint64_t v = 0;
GET_TYPED_DATA(v, uint64_t, pColInfoData->info.type, var);
SET_TYPED_DATA(&tv, pCol->type, v);
}
tdAppendColValToRow(&rb, PRIMARYKEY_TIMESTAMP_COL_ID + k, pCol->type, TD_VTYPE_NORM, tv, true, offset,
k);
}
} else {
uError("the column type %" PRIi16 " is undefined\n", pColInfoData->info.type);
ASSERT(0);
}
break;
}
offset += TYPE_BYTES[pCol->type]; // sum/avg would convert to int64_t/uint64_t/double during aggregation
}
tdSRowEnd(&rb);
dataLen += TD_ROW_LEN(rb.pBuf);
#ifdef TD_DEBUG_PRINT_ROW
tdSRowPrint(rb.pBuf, pTSchema, __func__);
#endif
}
++numOfBlks;
pSubmitBlk->dataLen = dataLen;
msgLen += pSubmitBlk->dataLen;
}
if (numOfBlks > 0) {
(*pReq)->length = msgLen;
(*pReq)->header.vgId = htonl(vgId);
(*pReq)->header.contLen = htonl(msgLen);
(*pReq)->length = (*pReq)->header.contLen;
(*pReq)->numOfBlocks = htonl(numOfBlks);
SSubmitBlk* blk = (SSubmitBlk*)((*pReq) + 1);
while (numOfBlks--) {
int32_t dataLen = blk->dataLen;
blk->uid = htobe64(blk->uid);
blk->suid = htobe64(blk->suid);
blk->sversion = htonl(blk->sversion);
blk->dataLen = htonl(blk->dataLen);
blk->schemaLen = htonl(blk->schemaLen);
blk->numOfRows = htonl(blk->numOfRows);
blk = (SSubmitBlk*)(blk->data + dataLen);
}
} else {
// no valid rows
taosMemoryFreeClear(*pReq);
}
return TSDB_CODE_SUCCESS;
}
#endif
int32_t buildSubmitReqFromDataBlock(SSubmitReq2** ppReq, const SSDataBlock* pDataBlock, const STSchema* pTSchema,
int64_t uid, int32_t vgId, tb_uid_t suid) {
SSubmitReq2* pReq = *ppReq;
SArray* pVals = NULL;
int32_t numOfBlks = 0;
int32_t sz = 1;
terrno = TSDB_CODE_SUCCESS;
if (NULL == pReq) {
if (!(pReq = taosMemoryMalloc(sizeof(SSubmitReq2)))) {
terrno = TSDB_CODE_OUT_OF_MEMORY;
goto _end;
}
if (!(pReq->aSubmitTbData = taosArrayInit(1, sizeof(SSubmitTbData)))) {
goto _end;
}
}
for (int32_t i = 0; i < sz; ++i) {
int32_t colNum = taosArrayGetSize(pDataBlock->pDataBlock);
int32_t rows = pDataBlock->info.rows;
if (colNum <= 1) { // invalid if only with TS col
continue;
}
// the rsma result should has the same column number with schema.
ASSERT(colNum == pTSchema->numOfCols);
SSubmitTbData tbData = {0};
if (!(tbData.aRowP = taosArrayInit(rows, sizeof(SRow*)))) {
goto _end;
}
tbData.suid = suid;
tbData.uid = uid;
tbData.sver = pTSchema->version;
if (!pVals && !(pVals = taosArrayInit(colNum, sizeof(SColVal)))) {
taosArrayDestroy(tbData.aRowP);
goto _end;
}
for (int32_t j = 0; j < rows; ++j) { // iterate by row
taosArrayClear(pVals);
bool isStartKey = false;
int32_t offset = 0;
for (int32_t k = 0; k < colNum; ++k) { // iterate by column
SColumnInfoData* pColInfoData = taosArrayGet(pDataBlock->pDataBlock, k);
const STColumn* pCol = &pTSchema->columns[k];
void* var = POINTER_SHIFT(pColInfoData->pData, j * pColInfoData->info.bytes);
switch (pColInfoData->info.type) {
case TSDB_DATA_TYPE_TIMESTAMP:
ASSERT(pColInfoData->info.type == pCol->type);
if (!isStartKey) {
isStartKey = true;
SColVal cv = COL_VAL_VALUE(PRIMARYKEY_TIMESTAMP_COL_ID, pCol->type, (SValue){.val = *(TSKEY*)var});
taosArrayPush(pVals, &cv);
} else if (colDataIsNull_s(pColInfoData, j)) {
SColVal cv = COL_VAL_NULL(PRIMARYKEY_TIMESTAMP_COL_ID + k, pCol->type);
taosArrayPush(pVals, &cv);
} else {
SColVal cv = COL_VAL_VALUE(PRIMARYKEY_TIMESTAMP_COL_ID + k, pCol->type, (SValue){.val = *(int64_t*)var});
taosArrayPush(pVals, &cv);
}
break;
case TSDB_DATA_TYPE_NCHAR:
case TSDB_DATA_TYPE_VARCHAR: { // TSDB_DATA_TYPE_BINARY
ASSERT(pColInfoData->info.type == pCol->type);
if (colDataIsNull_s(pColInfoData, j)) {
SColVal cv = COL_VAL_NULL(PRIMARYKEY_TIMESTAMP_COL_ID + k, pCol->type);
taosArrayPush(pVals, &cv);
} else {
void* data = colDataGetVarData(pColInfoData, j);
SValue sv = (SValue){.nData = varDataLen(data), .pData = varDataVal(data)}; // address copy, no value
SColVal cv = COL_VAL_VALUE(PRIMARYKEY_TIMESTAMP_COL_ID, pCol->type, sv);
taosArrayPush(pVals, &cv);
}
break;
}
case TSDB_DATA_TYPE_VARBINARY:
case TSDB_DATA_TYPE_DECIMAL:
case TSDB_DATA_TYPE_BLOB:
case TSDB_DATA_TYPE_JSON:
case TSDB_DATA_TYPE_MEDIUMBLOB:
uError("the column type %" PRIi16 " is defined but not implemented yet", pColInfoData->info.type);
ASSERT(0);
break;
default:
if (pColInfoData->info.type < TSDB_DATA_TYPE_MAX && pColInfoData->info.type > TSDB_DATA_TYPE_NULL) {
if (colDataIsNull_s(pColInfoData, j)) {
SColVal cv = COL_VAL_NULL(PRIMARYKEY_TIMESTAMP_COL_ID + k, pCol->type); // should use pCol->type
taosArrayPush(pVals, &cv);
} else {
SValue sv;
if (pCol->type == pColInfoData->info.type) {
memcpy(&sv.val, var, tDataTypes[pCol->type].bytes);
} else {
/**
* 1. sum/avg would convert to int64_t/uint64_t/double during aggregation
* 2. below conversion may lead to overflow or loss, the app should select the right data type.
*/
char tv[8] = {0};
if (pColInfoData->info.type == TSDB_DATA_TYPE_FLOAT) {
float v = 0;
GET_TYPED_DATA(v, float, pColInfoData->info.type, var);
SET_TYPED_DATA(&tv, pCol->type, v);
} else if (pColInfoData->info.type == TSDB_DATA_TYPE_DOUBLE) {
double v = 0;
GET_TYPED_DATA(v, double, pColInfoData->info.type, var);
SET_TYPED_DATA(&tv, pCol->type, v);
} else if (IS_SIGNED_NUMERIC_TYPE(pColInfoData->info.type)) {
int64_t v = 0;
GET_TYPED_DATA(v, int64_t, pColInfoData->info.type, var);
SET_TYPED_DATA(&tv, pCol->type, v);
} else {
uint64_t v = 0;
GET_TYPED_DATA(v, uint64_t, pColInfoData->info.type, var);
SET_TYPED_DATA(&tv, pCol->type, v);
}
memcpy(&sv.val, tv, tDataTypes[pCol->type].bytes);
}
SColVal cv = COL_VAL_VALUE(PRIMARYKEY_TIMESTAMP_COL_ID + k, pColInfoData->info.type, sv);
taosArrayPush(pVals, &cv);
}
} else {
uError("the column type %" PRIi16 " is undefined\n", pColInfoData->info.type);
ASSERT(0);
}
break;
}
}
SRow* pRow = NULL;
if ((terrno = tRowBuild(pVals, pTSchema, &pRow)) < 0) {
tDestroySSubmitTbData(&tbData, TSDB_MSG_FLG_ENCODE);
goto _end;
}
ASSERT(pRow);
taosArrayPush(tbData.aRowP, &pRow);
}
taosArrayPush(pReq->aSubmitTbData, &tbData);
}
_end:
taosArrayDestroy(pVals);
if (terrno != 0) {
*ppReq = NULL;
if (pReq) tDestroySSubmitReq2(pReq, TSDB_MSG_FLG_ENCODE);
return TSDB_CODE_FAILED;
}
*ppReq = pReq;
return TSDB_CODE_SUCCESS;
}
char* buildCtbNameByGroupId(const char* stbFullName, uint64_t groupId) {
ASSERT(stbFullName[0] != 0);
SArray* tags = taosArrayInit(0, sizeof(void*));
if (tags == NULL) {
return NULL;
}
void* cname = taosMemoryCalloc(1, TSDB_TABLE_NAME_LEN + 1);
if (cname == NULL) {
taosArrayDestroy(tags);
return NULL;
}
SSmlKv pTag = {.key = "group_id", .keyLen = sizeof("group_id") - 1,
.type = TSDB_DATA_TYPE_UBIGINT, .u = groupId,
.length = sizeof(uint64_t)};
taosArrayPush(tags, &pTag);
RandTableName rname = {
.tags = tags,
.stbFullName = stbFullName,
.stbFullNameLen = strlen(stbFullName),
.ctbShortName = cname,
};
buildChildTableName(&rname);
taosArrayDestroy(tags);
ASSERT(rname.ctbShortName && rname.ctbShortName[0]);
return rname.ctbShortName;
}
int32_t blockEncode(const SSDataBlock* pBlock, char* data, int32_t numOfCols) {
int32_t dataLen = 0;
// todo extract method
int32_t* version = (int32_t*)data;
*version = 1;
data += sizeof(int32_t);
int32_t* actualLen = (int32_t*)data;
data += sizeof(int32_t);
int32_t* rows = (int32_t*)data;
*rows = pBlock->info.rows;
data += sizeof(int32_t);
ASSERT(*rows > 0);
int32_t* cols = (int32_t*)data;
*cols = numOfCols;
data += sizeof(int32_t);
// flag segment.
// the inital bit is for column info
int32_t* flagSegment = (int32_t*)data;
*flagSegment = (1 << 31);
data += sizeof(int32_t);
uint64_t* groupId = (uint64_t*)data;
data += sizeof(uint64_t);
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, i);
*((int8_t*)data) = pColInfoData->info.type;
data += sizeof(int8_t);
*((int32_t*)data) = pColInfoData->info.bytes;
data += sizeof(int32_t);
}
int32_t* colSizes = (int32_t*)data;
data += numOfCols * sizeof(int32_t);
dataLen = blockDataGetSerialMetaSize(numOfCols);
int32_t numOfRows = pBlock->info.rows;
for (int32_t col = 0; col < numOfCols; ++col) {
SColumnInfoData* pColRes = (SColumnInfoData*)taosArrayGet(pBlock->pDataBlock, col);
// copy the null bitmap
size_t metaSize = 0;
if (IS_VAR_DATA_TYPE(pColRes->info.type)) {
metaSize = numOfRows * sizeof(int32_t);
memcpy(data, pColRes->varmeta.offset, metaSize);
} else {
metaSize = BitmapLen(numOfRows);
memcpy(data, pColRes->nullbitmap, metaSize);
}
data += metaSize;
dataLen += metaSize;
colSizes[col] = colDataGetLength(pColRes, numOfRows);
dataLen += colSizes[col];
if (pColRes->pData != NULL) {
memmove(data, pColRes->pData, colSizes[col]);
}
data += colSizes[col];
colSizes[col] = htonl(colSizes[col]);
}
*actualLen = dataLen;
*groupId = pBlock->info.id.groupId;
ASSERT(dataLen > 0);
uDebug("build data block, actualLen:%d, rows:%d, cols:%d", dataLen, *rows, *cols);
return dataLen;
}
const char* blockDecode(SSDataBlock* pBlock, const char* pData) {
const char* pStart = pData;
int32_t version = *(int32_t*)pStart;
pStart += sizeof(int32_t);
ASSERT(version == 1);
// total length sizeof(int32_t)
int32_t dataLen = *(int32_t*)pStart;
pStart += sizeof(int32_t);
// total rows sizeof(int32_t)
int32_t numOfRows = *(int32_t*)pStart;
pStart += sizeof(int32_t);
// total columns sizeof(int32_t)
int32_t numOfCols = *(int32_t*)pStart;
pStart += sizeof(int32_t);
// has column info segment
int32_t flagSeg = *(int32_t*)pStart;
int32_t hasColumnInfo = (flagSeg >> 31);
pStart += sizeof(int32_t);
// group id sizeof(uint64_t)
pBlock->info.id.groupId = *(uint64_t*)pStart;
pStart += sizeof(uint64_t);
if (pBlock->pDataBlock == NULL) {
pBlock->pDataBlock = taosArrayInit(numOfCols, sizeof(SColumnInfoData));
taosArraySetSize(pBlock->pDataBlock, numOfCols);
}
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, i);
pColInfoData->info.type = *(int8_t*)pStart;
pStart += sizeof(int8_t);
pColInfoData->info.bytes = *(int32_t*)pStart;
pStart += sizeof(int32_t);
if (IS_VAR_DATA_TYPE(pColInfoData->info.type)) {
pBlock->info.hasVarCol = true;
}
}
blockDataEnsureCapacity(pBlock, numOfRows);
int32_t* colLen = (int32_t*)pStart;
pStart += sizeof(int32_t) * numOfCols;
for (int32_t i = 0; i < numOfCols; ++i) {
colLen[i] = htonl(colLen[i]);
ASSERT(colLen[i] >= 0);
SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, i);
if (IS_VAR_DATA_TYPE(pColInfoData->info.type)) {
memcpy(pColInfoData->varmeta.offset, pStart, sizeof(int32_t) * numOfRows);
pStart += sizeof(int32_t) * numOfRows;
if (colLen[i] > 0 && pColInfoData->varmeta.allocLen < colLen[i]) {
char* tmp = taosMemoryRealloc(pColInfoData->pData, colLen[i]);
if (tmp == NULL) {
return NULL;
}
pColInfoData->pData = tmp;
pColInfoData->varmeta.allocLen = colLen[i];
}
pColInfoData->varmeta.length = colLen[i];
} else {
memcpy(pColInfoData->nullbitmap, pStart, BitmapLen(numOfRows));
pStart += BitmapLen(numOfRows);
}
if (colLen[i] > 0) {
memcpy(pColInfoData->pData, pStart, colLen[i]);
}
// TODO
// setting this flag to true temporarily so aggregate function on stable will
// examine NULL value for non-primary key column
pColInfoData->hasNull = true;
pStart += colLen[i];
}
pBlock->info.dataLoad = 1;
pBlock->info.rows = numOfRows;
ASSERT(pStart - pData == dataLen);
return pStart;
}