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Merge pull request #11247 from taosdata/feature/3.0_liaohj 

[td-14393] support percentile.
This commit is contained in:
Haojun Liao 2022-04-06 12:09:19 +08:00 committed by GitHub
parent 92fd7cc32b a4c7e78d5f
commit 9317b5f299
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
14 changed files with 1753 additions and 1459 deletions
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9
include/libs/function/function.h
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@ -36,7 +36,7 @@ typedef struct SFuncExecEnv {
typedef bool (*FExecGetEnv)(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv); typedef bool (*FExecGetEnv)(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv);
typedef bool (*FExecInit)(struct SqlFunctionCtx *pCtx, struct SResultRowEntryInfo* pResultCellInfo); typedef bool (*FExecInit)(struct SqlFunctionCtx *pCtx, struct SResultRowEntryInfo* pResultCellInfo);
typedef void (*FExecProcess)(struct SqlFunctionCtx *pCtx); typedef int32_t (*FExecProcess)(struct SqlFunctionCtx *pCtx);
typedef void (*FExecFinalize)(struct SqlFunctionCtx *pCtx); typedef void (*FExecFinalize)(struct SqlFunctionCtx *pCtx);
typedef int32_t (*FScalarExecProcess)(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput); typedef int32_t (*FScalarExecProcess)(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
@ -154,7 +154,9 @@ typedef struct SResultDataInfo {
int32_t interBufSize; int32_t interBufSize;
} SResultDataInfo; } SResultDataInfo;
#define GET_RES_INFO(ctx) ((ctx)->resultInfo) #define GET_RES_INFO(ctx) ((ctx)->resultInfo)
#define GET_ROWCELL_INTERBUF(_c) ((void*) ((char*)(_c) + sizeof(SResultRowEntryInfo)))
#define DATA_SET_FLAG ',' // to denote the output area has data, not null value
typedef struct SInputColumnInfoData { typedef struct SInputColumnInfoData {
int32_t totalRows; // total rows in current columnar data int32_t totalRows; // total rows in current columnar data
@ -192,7 +194,8 @@ typedef struct SqlFunctionCtx {
int32_t numOfParams; int32_t numOfParams;
SVariant param[4]; // input parameter, e.g., top(k, 20), the number of results for top query is kept in param SVariant param[4]; // input parameter, e.g., top(k, 20), the number of results for top query is kept in param
int64_t *ptsList; // corresponding timestamp array list int64_t *ptsList; // corresponding timestamp array list
void *ptsOutputBuf; // corresponding output buffer for timestamp of each result, e.g., top/bottom*/ SColumnInfoData *pTsOutput; // corresponding output buffer for timestamp of each result, e.g., top/bottom*/
int32_t offset;
SVariant tag; SVariant tag;
struct SResultRowEntryInfo *resultInfo; struct SResultRowEntryInfo *resultInfo;
SSubsidiaryResInfo subsidiaryRes; SSubsidiaryResInfo subsidiaryRes;

7
source/libs/executor/CMakeLists.txt
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@ -1,17 +1,12 @@
aux_source_directory(src EXECUTOR_SRC) aux_source_directory(src EXECUTOR_SRC)
#add_library(executor ${EXECUTOR_SRC}) #add_library(executor ${EXECUTOR_SRC})
#target_link_libraries(
# executor
# PRIVATE os util common function parser planner qcom tsdb
#)
add_library(executor STATIC ${EXECUTOR_SRC}) add_library(executor STATIC ${EXECUTOR_SRC})
#set_target_properties(executor PROPERTIES #set_target_properties(executor PROPERTIES
# IMPORTED_LOCATION "${CMAKE_CURRENT_SOURCE_DIR}/libexecutor.a" # IMPORTED_LOCATION "${CMAKE_CURRENT_SOURCE_DIR}/libexecutor.a"
# INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_SOURCE_DIR}/include/libs/executor" # INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_SOURCE_DIR}/include/libs/executor"
# ) # )
target_link_libraries(executor target_link_libraries(executor
PRIVATE os util common function parser planner qcom vnode scalar nodes PRIVATE os util common function parser planner qcom vnode scalar nodes
) )

34
source/libs/executor/inc/executorimpl.h
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@ -385,6 +385,12 @@ typedef struct SExchangeInfo {
SLoadRemoteDataInfo loadInfo; SLoadRemoteDataInfo loadInfo;
} SExchangeInfo; } SExchangeInfo;
typedef struct SColMatchInfo {
int32_t colId;
int32_t targetSlotId;
bool output;
} SColMatchInfo;
typedef struct STableScanInfo { typedef struct STableScanInfo {
void* dataReader; void* dataReader;
int32_t numOfBlocks; // extract basic running information. int32_t numOfBlocks; // extract basic running information.
@ -497,8 +503,9 @@ typedef struct SAggOperatorInfo {
typedef struct SProjectOperatorInfo { typedef struct SProjectOperatorInfo {
SOptrBasicInfo binfo; SOptrBasicInfo binfo;
SAggSupporter aggSup;
SSDataBlock *existDataBlock; SSDataBlock *existDataBlock;
int32_t threshold; SArray *pPseudoColInfo;
SLimit limit; SLimit limit;
int64_t curOffset; int64_t curOffset;
int64_t curOutput; int64_t curOutput;
@ -623,13 +630,28 @@ typedef struct SDistinctOperatorInfo {
SHashObj* pSet; SHashObj* pSet;
SSDataBlock* pRes; SSDataBlock* pRes;
bool recordNullVal; // has already record the null value, no need to try again bool recordNullVal; // has already record the null value, no need to try again
int64_t threshold; int64_t threshold; // todo remove it
int64_t outputCapacity; int64_t outputCapacity;// todo remove it
int32_t totalBytes; int32_t totalBytes; // todo remove it
char* buf; char* buf;
SArray* pDistinctDataInfo; SArray* pDistinctDataInfo;
} SDistinctOperatorInfo; } SDistinctOperatorInfo;
int32_t operatorDummyOpenFn(SOperatorInfo* pOperator);
void operatorDummyCloseFn(void* param, int32_t numOfCols);
int32_t appendDownstream(SOperatorInfo* p, SOperatorInfo** pDownstream, int32_t num);
int32_t initAggInfo(SOptrBasicInfo* pBasicInfo, SAggSupporter* pAggSup, SExprInfo* pExprInfo, int32_t numOfCols,
int32_t numOfRows, SSDataBlock* pResultBlock, const char* pkey);
void toSDatablock(SGroupResInfo* pGroupResInfo, SDiskbasedBuf* pBuf, SSDataBlock* pBlock, int32_t rowCapacity, int32_t* rowCellOffset);
void finalizeMultiTupleQueryResult(SqlFunctionCtx* pCtx, int32_t numOfOutput, SDiskbasedBuf* pBuf, SResultRowInfo* pResultRowInfo, int32_t* rowCellInfoOffset);
void doApplyFunctions(SqlFunctionCtx* pCtx, STimeWindow* pWin, SColumnInfoData* pTimeWindowData, int32_t offset, int32_t forwardStep, TSKEY* tsCol, int32_t numOfTotal, int32_t numOfOutput, int32_t order);
int32_t setGroupResultOutputBuf_rv(SOptrBasicInfo* binfo, int32_t numOfCols, char* pData, int16_t type,
int16_t bytes, int32_t groupId, SDiskbasedBuf* pBuf, SExecTaskInfo* pTaskInfo, SAggSupporter* pAggSup);
void doDestroyBasicInfo(SOptrBasicInfo* pInfo, int32_t numOfOutput);
int32_t setSDataBlockFromFetchRsp(SSDataBlock* pRes, SLoadRemoteDataInfo* pLoadInfo, int32_t numOfRows,
char* pData, int32_t compLen, int32_t numOfOutput, int64_t startTs,
uint64_t* total, SArray* pColList);
SOperatorInfo* createExchangeOperatorInfo(const SNodeList* pSources, SSDataBlock* pBlock, SExecTaskInfo* pTaskInfo); SOperatorInfo* createExchangeOperatorInfo(const SNodeList* pSources, SSDataBlock* pBlock, SExecTaskInfo* pTaskInfo);
SOperatorInfo* createTableScanOperatorInfo(void* pTsdbReadHandle, int32_t order, int32_t numOfCols, int32_t repeatTime, SOperatorInfo* createTableScanOperatorInfo(void* pTsdbReadHandle, int32_t order, int32_t numOfCols, int32_t repeatTime,
int32_t reverseTime, SArray* pColMatchInfo, SNode* pCondition, SExecTaskInfo* pTaskInfo); int32_t reverseTime, SArray* pColMatchInfo, SNode* pCondition, SExecTaskInfo* pTaskInfo);
@ -647,12 +669,12 @@ SOperatorInfo* createSessionAggOperatorInfo(SOperatorInfo* downstream, SExprInfo
SOperatorInfo* createGroupOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols, SSDataBlock* pResultBlock, SOperatorInfo* createGroupOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols, SSDataBlock* pResultBlock,
SArray* pGroupColList, SExecTaskInfo* pTaskInfo, const STableGroupInfo* pTableGroupInfo); SArray* pGroupColList, SExecTaskInfo* pTaskInfo, const STableGroupInfo* pTableGroupInfo);
SOperatorInfo* createDataBlockInfoScanOperator(void* dataReader, SExecTaskInfo* pTaskInfo); SOperatorInfo* createDataBlockInfoScanOperator(void* dataReader, SExecTaskInfo* pTaskInfo);
SOperatorInfo* createStreamScanOperatorInfo(void* streamReadHandle, SSDataBlock* pResBlock, SArray* pColList, SArray* pTableIdList, SExecTaskInfo* pTaskInfo);
SOperatorInfo* createFillOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExpr, int32_t numOfCols, SInterval* pInterval, SSDataBlock* pResBlock, SOperatorInfo* createFillOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExpr, int32_t numOfCols, SInterval* pInterval, SSDataBlock* pResBlock,
int32_t fillType, char* fillVal, bool multigroupResult, SExecTaskInfo* pTaskInfo); int32_t fillType, char* fillVal, bool multigroupResult, SExecTaskInfo* pTaskInfo);
SOperatorInfo* createStatewindowOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExpr, int32_t numOfCols, SSDataBlock* pResBlock, SExecTaskInfo* pTaskInfo); SOperatorInfo* createStatewindowOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExpr, int32_t numOfCols, SSDataBlock* pResBlock, SExecTaskInfo* pTaskInfo);
SOperatorInfo* createDistinctOperatorInfo(STaskRuntimeEnv* pRuntimeEnv, SOperatorInfo* downstream, SExprInfo* pExpr, SOperatorInfo* createDistinctOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExpr, int32_t numOfCols, SSDataBlock* pResBlock, SExecTaskInfo* pTaskInfo);
int32_t numOfOutput);
SOperatorInfo* createTableSeqScanOperatorInfo(void* pTsdbReadHandle, STaskRuntimeEnv* pRuntimeEnv); SOperatorInfo* createTableSeqScanOperatorInfo(void* pTsdbReadHandle, STaskRuntimeEnv* pRuntimeEnv);
SOperatorInfo* createAllTimeIntervalOperatorInfo(STaskRuntimeEnv* pRuntimeEnv, SOperatorInfo* downstream, SOperatorInfo* createAllTimeIntervalOperatorInfo(STaskRuntimeEnv* pRuntimeEnv, SOperatorInfo* downstream,

1409
source/libs/executor/src/executorimpl.c
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File diff suppressed because it is too large Load Diff

332
source/libs/executor/src/groupoperator.c Normal file
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@ -0,0 +1,332 @@
/*
* 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/>.
*/
#include "os.h"
#include "function.h"
#include "tname.h"
#include "tdatablock.h"
#include "tmsg.h"
#include "executorimpl.h"
#include "tcompare.h"
#include "thash.h"
#include "ttypes.h"
static void destroyGroupbyOperatorInfo(void* param, int32_t numOfOutput) {
SGroupbyOperatorInfo* pInfo = (SGroupbyOperatorInfo*)param;
doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
taosMemoryFreeClear(pInfo->keyBuf);
taosArrayDestroy(pInfo->pGroupCols);
taosArrayDestroy(pInfo->pGroupColVals);
}
static int32_t initGroupOptrInfo(SGroupbyOperatorInfo* pInfo, SArray* pGroupColList) {
pInfo->pGroupColVals = taosArrayInit(4, sizeof(SGroupKeys));
if (pInfo->pGroupColVals == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
int32_t numOfGroupCols = taosArrayGetSize(pGroupColList);
for (int32_t i = 0; i < numOfGroupCols; ++i) {
SColumn* pCol = taosArrayGet(pGroupColList, i);
pInfo->groupKeyLen += pCol->bytes;
struct SGroupKeys key = {0};
key.bytes = pCol->bytes;
key.type = pCol->type;
key.isNull = false;
key.pData = taosMemoryCalloc(1, pCol->bytes);
if (key.pData == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
taosArrayPush(pInfo->pGroupColVals, &key);
}
int32_t nullFlagSize = sizeof(int8_t) * numOfGroupCols;
pInfo->keyBuf = taosMemoryCalloc(1, pInfo->groupKeyLen + nullFlagSize);
if (pInfo->keyBuf == NULL) {
return TSDB_CODE_OUT_OF_MEMORY;
}
return TSDB_CODE_SUCCESS;
}
static bool groupKeyCompare(SGroupbyOperatorInfo* pInfo, SSDataBlock* pBlock, int32_t rowIndex,
int32_t numOfGroupCols) {
SColumnDataAgg* pColAgg = NULL;
for (int32_t i = 0; i < numOfGroupCols; ++i) {
SColumn* pCol = taosArrayGet(pInfo->pGroupCols, i);
SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, pCol->slotId);
if (pBlock->pBlockAgg != NULL) {
pColAgg = &pBlock->pBlockAgg[pCol->slotId]; // TODO is agg data matched?
}
bool isNull = colDataIsNull(pColInfoData, pBlock->info.rows, rowIndex, pColAgg);
SGroupKeys* pkey = taosArrayGet(pInfo->pGroupColVals, i);
if (pkey->isNull && isNull) {
continue;
}
if (isNull || pkey->isNull) {
return false;
}
char* val = colDataGetData(pColInfoData, rowIndex);
if (IS_VAR_DATA_TYPE(pkey->type)) {
int32_t len = varDataLen(val);
if (len == varDataLen(pkey->pData) && memcmp(varDataVal(pkey->pData), varDataVal(val), len) == 0) {
continue;
} else {
return false;
}
} else {
if (memcmp(pkey->pData, val, pkey->bytes) != 0) {
return false;
}
}
}
return true;
}
static void keepGroupKeys(SGroupbyOperatorInfo* pInfo, SSDataBlock* pBlock, int32_t rowIndex, int32_t numOfGroupCols) {
SColumnDataAgg* pColAgg = NULL;
for (int32_t i = 0; i < numOfGroupCols; ++i) {
SColumn* pCol = taosArrayGet(pInfo->pGroupCols, i);
SColumnInfoData* pColInfoData = taosArrayGet(pBlock->pDataBlock, pCol->slotId);
if (pBlock->pBlockAgg != NULL) {
pColAgg = &pBlock->pBlockAgg[pCol->slotId]; // TODO is agg data matched?
}
SGroupKeys* pkey = taosArrayGet(pInfo->pGroupColVals, i);
if (colDataIsNull(pColInfoData, pBlock->info.rows, rowIndex, pColAgg)) {
pkey->isNull = true;
} else {
char* val = colDataGetData(pColInfoData, rowIndex);
if (IS_VAR_DATA_TYPE(pkey->type)) {
memcpy(pkey->pData, val, varDataTLen(val));
} else {
memcpy(pkey->pData, val, pkey->bytes);
}
}
}
}
static int32_t generatedHashKey(void* pKey, int32_t* length, SArray* pGroupColVals) {
ASSERT(pKey != NULL);
size_t numOfGroupCols = taosArrayGetSize(pGroupColVals);
char* isNull = (char*)pKey;
char* pStart = (char*)pKey + sizeof(int8_t) * numOfGroupCols;
for (int32_t i = 0; i < numOfGroupCols; ++i) {
SGroupKeys* pkey = taosArrayGet(pGroupColVals, i);
if (pkey->isNull) {
isNull[i] = 1;
continue;
}
isNull[i] = 0;
if (IS_VAR_DATA_TYPE(pkey->type)) {
varDataCopy(pStart, pkey->pData);
pStart += varDataTLen(pkey->pData);
ASSERT(varDataTLen(pkey->pData) <= pkey->bytes);
} else {
memcpy(pStart, pkey->pData, pkey->bytes);
pStart += pkey->bytes;
}
}
*length = (pStart - (char*)pKey);
return 0;
}
// assign the group keys or user input constant values if required
static void doAssignGroupKeys(SqlFunctionCtx* pCtx, int32_t numOfOutput, int32_t totalRows, int32_t rowIndex) {
for (int32_t i = 0; i < numOfOutput; ++i) {
if (pCtx[i].functionId == -1) {
SResultRowEntryInfo* pEntryInfo = GET_RES_INFO(&pCtx[i]);
SColumnInfoData* pColInfoData = pCtx[i].input.pData[0];
if (!colDataIsNull(pColInfoData, totalRows, rowIndex, NULL)) {
char* dest = GET_ROWCELL_INTERBUF(pEntryInfo);
char* data = colDataGetData(pColInfoData, rowIndex);
// set result exists, todo refactor
memcpy(dest, data, pColInfoData->info.bytes);
pEntryInfo->hasResult = DATA_SET_FLAG;
pEntryInfo->numOfRes = 1;
}
}
}
}
static void doHashGroupbyAgg(SOperatorInfo* pOperator, SSDataBlock* pBlock) {
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
SGroupbyOperatorInfo* pInfo = pOperator->info;
SqlFunctionCtx* pCtx = pInfo->binfo.pCtx;
int32_t numOfGroupCols = taosArrayGetSize(pInfo->pGroupCols);
// if (type == TSDB_DATA_TYPE_FLOAT || type == TSDB_DATA_TYPE_DOUBLE) {
// qError("QInfo:0x%"PRIx64" group by not supported on double/float columns, abort", GET_TASKID(pRuntimeEnv));
// return;
// }
int32_t len = 0;
STimeWindow w = TSWINDOW_INITIALIZER;
int32_t num = 0;
for (int32_t j = 0; j < pBlock->info.rows; ++j) {
// Compare with the previous row of this column, and do not set the output buffer again if they are identical.
if (!pInfo->isInit) {
keepGroupKeys(pInfo, pBlock, j, numOfGroupCols);
pInfo->isInit = true;
num++;
continue;
}
bool equal = groupKeyCompare(pInfo, pBlock, j, numOfGroupCols);
if (equal) {
num++;
continue;
}
/*int32_t ret = */ generatedHashKey(pInfo->keyBuf, &len, pInfo->pGroupColVals);
int32_t ret = setGroupResultOutputBuf_rv(&(pInfo->binfo), pOperator->numOfOutput, pInfo->keyBuf, TSDB_DATA_TYPE_VARCHAR, len, 0, pInfo->aggSup.pResultBuf, pTaskInfo, &pInfo->aggSup);
if (ret != TSDB_CODE_SUCCESS) { // null data, too many state code
longjmp(pTaskInfo->env, TSDB_CODE_QRY_APP_ERROR);
}
int32_t rowIndex = j - num;
doApplyFunctions(pCtx, &w, NULL, rowIndex, num, NULL, pBlock->info.rows, pOperator->numOfOutput, TSDB_ORDER_ASC);
// assign the group keys or user input constant values if required
doAssignGroupKeys(pCtx, pOperator->numOfOutput, pBlock->info.rows, rowIndex);
keepGroupKeys(pInfo, pBlock, j, numOfGroupCols);
num = 1;
}
if (num > 0) {
/*int32_t ret = */ generatedHashKey(pInfo->keyBuf, &len, pInfo->pGroupColVals);
int32_t ret =
setGroupResultOutputBuf_rv(&(pInfo->binfo), pOperator->numOfOutput, pInfo->keyBuf, TSDB_DATA_TYPE_VARCHAR, len,
0, pInfo->aggSup.pResultBuf, pTaskInfo, &pInfo->aggSup);
if (ret != TSDB_CODE_SUCCESS) {
longjmp(pTaskInfo->env, TSDB_CODE_QRY_APP_ERROR);
}
int32_t rowIndex = pBlock->info.rows - num;
doApplyFunctions(pCtx, &w, NULL, rowIndex, num, NULL, pBlock->info.rows, pOperator->numOfOutput, TSDB_ORDER_ASC);
doAssignGroupKeys(pCtx, pOperator->numOfOutput, pBlock->info.rows, rowIndex);
}
}
static SSDataBlock* hashGroupbyAggregate(SOperatorInfo* pOperator, bool* newgroup) {
if (pOperator->status == OP_EXEC_DONE) {
return NULL;
}
SGroupbyOperatorInfo* pInfo = pOperator->info;
if (pOperator->status == OP_RES_TO_RETURN) {
toSDatablock(&pInfo->groupResInfo, pInfo->aggSup.pResultBuf, pInfo->binfo.pRes, pInfo->binfo.capacity,
pInfo->binfo.rowCellInfoOffset);
if (pInfo->binfo.pRes->info.rows == 0 || !hasRemainDataInCurrentGroup(&pInfo->groupResInfo)) {
pOperator->status = OP_EXEC_DONE;
}
return pInfo->binfo.pRes;
}
int32_t order = TSDB_ORDER_ASC;
SOperatorInfo* downstream = pOperator->pDownstream[0];
while (1) {
publishOperatorProfEvent(downstream, QUERY_PROF_BEFORE_OPERATOR_EXEC);
SSDataBlock* pBlock = downstream->getNextFn(downstream, newgroup);
publishOperatorProfEvent(downstream, QUERY_PROF_AFTER_OPERATOR_EXEC);
if (pBlock == NULL) {
break;
}
// the pDataBlock are always the same one, no need to call this again
setInputDataBlock(pOperator, pInfo->binfo.pCtx, pBlock, order);
// setTagValue(pOperator, pRuntimeEnv->current->pTable, pInfo->binfo.pCtx, pOperator->numOfOutput);
doHashGroupbyAgg(pOperator, pBlock);
}
pOperator->status = OP_RES_TO_RETURN;
closeAllResultRows(&pInfo->binfo.resultRowInfo);
finalizeMultiTupleQueryResult(pInfo->binfo.pCtx, pOperator->numOfOutput, pInfo->aggSup.pResultBuf,
&pInfo->binfo.resultRowInfo, pInfo->binfo.rowCellInfoOffset);
// if (!stableQuery) { // finalize include the update of result rows
// finalizeQueryResult(pInfo->binfo.pCtx, pOperator->numOfOutput);
// } else {
// updateNumOfRowsInResultRows(pInfo->binfo.pCtx, pOperator->numOfOutput, &pInfo->binfo.resultRowInfo,
// pInfo->binfo.rowCellInfoOffset);
// }
blockDataEnsureCapacity(pInfo->binfo.pRes, pInfo->binfo.capacity);
initGroupResInfo(&pInfo->groupResInfo, &pInfo->binfo.resultRowInfo);
toSDatablock(&pInfo->groupResInfo, pInfo->aggSup.pResultBuf, pInfo->binfo.pRes, pInfo->binfo.capacity,
pInfo->binfo.rowCellInfoOffset);
if (pInfo->binfo.pRes->info.rows == 0 || !hasRemainDataInCurrentGroup(&pInfo->groupResInfo)) {
pOperator->status = OP_EXEC_DONE;
}
return pInfo->binfo.pRes;
}
SOperatorInfo* createGroupOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols, SSDataBlock* pResultBlock, SArray* pGroupColList, SExecTaskInfo* pTaskInfo,
const STableGroupInfo* pTableGroupInfo) {
SGroupbyOperatorInfo* pInfo = taosMemoryCalloc(1, sizeof(SGroupbyOperatorInfo));
SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
if (pInfo == NULL || pOperator == NULL) {
goto _error;
}
pInfo->pGroupCols = pGroupColList;
initAggInfo(&pInfo->binfo, &pInfo->aggSup, pExprInfo, numOfCols, 4096, pResultBlock, pTaskInfo->id.str);
initResultRowInfo(&pInfo->binfo.resultRowInfo, 8);
int32_t code = initGroupOptrInfo(pInfo, pGroupColList);
if (code != TSDB_CODE_SUCCESS) {
goto _error;
}
pOperator->name = "GroupbyAggOperator";
pOperator->blockingOptr = true;
pOperator->status = OP_NOT_OPENED;
// pOperator->operatorType = OP_Groupby;
pOperator->pExpr = pExprInfo;
pOperator->numOfOutput = numOfCols;
pOperator->info = pInfo;
pOperator->_openFn = operatorDummyOpenFn;
pOperator->getNextFn = hashGroupbyAggregate;
pOperator->closeFn = destroyGroupbyOperatorInfo;
code = appendDownstream(pOperator, &downstream, 1);
return pOperator;
_error:
taosMemoryFreeClear(pInfo);
taosMemoryFreeClear(pOperator);
return NULL;
}

865
source/libs/executor/src/scanoperator.c Normal file
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@ -0,0 +1,865 @@
/*
* 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/>.
*/
#include "tglobal.h"
#include "filter.h"
#include "function.h"
#include "os.h"
#include "querynodes.h"
#include "tname.h"
#include "vnode.h"
#include "tdatablock.h"
#include "tmsg.h"
#include "executorimpl.h"
#include "query.h"
#include "tcompare.h"
#include "thash.h"
#include "tsdb.h"
#include "ttypes.h"
#define SET_REVERSE_SCAN_FLAG(_info) ((_info)->scanFlag = REVERSE_SCAN)
#define SWITCH_ORDER(n) (((n) = ((n) == TSDB_ORDER_ASC) ? TSDB_ORDER_DESC : TSDB_ORDER_ASC))
void switchCtxOrder(SqlFunctionCtx* pCtx, int32_t numOfOutput) {
for (int32_t i = 0; i < numOfOutput; ++i) {
SWITCH_ORDER(pCtx[i].order);
}
}
static void setupQueryRangeForReverseScan(STableScanInfo* pTableScanInfo) {
#if 0
int32_t numOfGroups = (int32_t)(GET_NUM_OF_TABLEGROUP(pRuntimeEnv));
for(int32_t i = 0; i < numOfGroups; ++i) {
SArray *group = GET_TABLEGROUP(pRuntimeEnv, i);
SArray *tableKeyGroup = taosArrayGetP(pQueryAttr->tableGroupInfo.pGroupList, i);
size_t t = taosArrayGetSize(group);
for (int32_t j = 0; j < t; ++j) {
STableQueryInfo *pCheckInfo = taosArrayGetP(group, j);
updateTableQueryInfoForReverseScan(pCheckInfo);
// update the last key in tableKeyInfo list, the tableKeyInfo is used to build the tsdbQueryHandle and decide
// the start check timestamp of tsdbQueryHandle
// STableKeyInfo *pTableKeyInfo = taosArrayGet(tableKeyGroup, j);
// pTableKeyInfo->lastKey = pCheckInfo->lastKey;
//
// assert(pCheckInfo->pTable == pTableKeyInfo->pTable);
}
}
#endif
}
int32_t loadDataBlock(SExecTaskInfo* pTaskInfo, STableScanInfo* pTableScanInfo, SSDataBlock* pBlock, uint32_t* status) {
STaskCostInfo* pCost = &pTaskInfo->cost;
pCost->totalBlocks += 1;
pCost->totalRows += pBlock->info.rows;
pCost->totalCheckedRows += pBlock->info.rows;
pCost->loadBlocks += 1;
*status = BLK_DATA_ALL_NEEDED;
SArray* pCols = tsdbRetrieveDataBlock(pTableScanInfo->dataReader, NULL);
if (pCols == NULL) {
return terrno;
}
int32_t numOfCols = pBlock->info.numOfCols;
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* p = taosArrayGet(pCols, i);
SColMatchInfo* pColMatchInfo = taosArrayGet(pTableScanInfo->pColMatchInfo, i);
if (!pColMatchInfo->output) {
continue;
}
ASSERT(pColMatchInfo->colId == p->info.colId);
taosArraySet(pBlock->pDataBlock, pColMatchInfo->targetSlotId, p);
}
if (pTableScanInfo->pFilterNode != NULL) {
SFilterInfo* filter = NULL;
int32_t code = filterInitFromNode((SNode*)pTableScanInfo->pFilterNode, &filter, 0);
SFilterColumnParam param1 = {.numOfCols = pBlock->info.numOfCols, .pDataBlock = pBlock->pDataBlock};
code = filterSetDataFromSlotId(filter, &param1);
int8_t* rowRes = NULL;
bool keep = filterExecute(filter, pBlock, &rowRes, NULL, param1.numOfCols);
SSDataBlock* px = createOneDataBlock(pBlock);
blockDataEnsureCapacity(px, pBlock->info.rows);
int32_t numOfRow = 0;
for (int32_t i = 0; i < pBlock->info.numOfCols; ++i) {
SColumnInfoData* pDst = taosArrayGet(px->pDataBlock, i);
SColumnInfoData* pSrc = taosArrayGet(pBlock->pDataBlock, i);
numOfRow = 0;
for (int32_t j = 0; j < pBlock->info.rows; ++j) {
if (rowRes[j] == 0) {
continue;
}
colDataAppend(pDst, numOfRow, colDataGetData(pSrc, j), false);
numOfRow += 1;
}
*pSrc = *pDst;
}
pBlock->info.rows = numOfRow;
}
return TSDB_CODE_SUCCESS;
}
static void setupEnvForReverseScan(STableScanInfo* pTableScanInfo, SqlFunctionCtx* pCtx, int32_t numOfOutput) {
// reverse order time range
SET_REVERSE_SCAN_FLAG(pTableScanInfo);
switchCtxOrder(pCtx, numOfOutput);
SWITCH_ORDER(pTableScanInfo->order);
setupQueryRangeForReverseScan(pTableScanInfo);
pTableScanInfo->times = 1;
pTableScanInfo->current = 0;
pTableScanInfo->reverseTimes = 0;
}
static SSDataBlock* doTableScanImpl(SOperatorInfo* pOperator, bool* newgroup) {
STableScanInfo* pTableScanInfo = pOperator->info;
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
SSDataBlock* pBlock = &pTableScanInfo->block;
STableGroupInfo* pTableGroupInfo = &pOperator->pTaskInfo->tableqinfoGroupInfo;
*newgroup = false;
while (tsdbNextDataBlock(pTableScanInfo->dataReader)) {
if (isTaskKilled(pOperator->pTaskInfo)) {
longjmp(pOperator->pTaskInfo->env, TSDB_CODE_TSC_QUERY_CANCELLED);
}
pTableScanInfo->numOfBlocks += 1;
tsdbRetrieveDataBlockInfo(pTableScanInfo->dataReader, &pBlock->info);
// todo opt
// if (pTableGroupInfo->numOfTables > 1 || (pRuntimeEnv->current == NULL && pTableGroupInfo->numOfTables == 1)) {
// STableQueryInfo** pTableQueryInfo =
// (STableQueryInfo**)taosHashGet(pTableGroupInfo->map, &pBlock->info.uid, sizeof(pBlock->info.uid));
// if (pTableQueryInfo == NULL) {
// break;
// }
//
// doTableQueryInfoTimeWindowCheck(pTaskInfo, *pTableQueryInfo, pTableScanInfo->order);
// }
// this function never returns error?
uint32_t status = BLK_DATA_ALL_NEEDED;
int32_t code = loadDataBlock(pTaskInfo, pTableScanInfo, pBlock, &status);
// int32_t code = loadDataBlockOnDemand(pOperator->pRuntimeEnv, pTableScanInfo, pBlock, &status);
if (code != TSDB_CODE_SUCCESS) {
longjmp(pOperator->pTaskInfo->env, code);
}
// current block is ignored according to filter result by block statistics data, continue load the next block
if (status == BLK_DATA_DISCARD || pBlock->info.rows == 0) {
continue;
}
return pBlock;
}
return NULL;
}
static SSDataBlock* doTableScan(SOperatorInfo* pOperator, bool* newgroup) {
STableScanInfo* pTableScanInfo = pOperator->info;
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
// The read handle is not initialized yet, since no qualified tables exists
if (pTableScanInfo->dataReader == NULL) {
return NULL;
}
SResultRowInfo* pResultRowInfo = pTableScanInfo->pResultRowInfo;
*newgroup = false;
while (pTableScanInfo->current < pTableScanInfo->times) {
SSDataBlock* p = doTableScanImpl(pOperator, newgroup);
if (p != NULL) {
return p;
}
if (++pTableScanInfo->current >= pTableScanInfo->times) {
if (pTableScanInfo->reverseTimes <= 0 /* || isTsdbCacheLastRow(pTableScanInfo->pTsdbReadHandle)*/) {
return NULL;
} else {
break;
}
}
// do prepare for the next round table scan operation
// STsdbQueryCond cond = createTsdbQueryCond(pQueryAttr, &pQueryAttr->window);
// tsdbResetQueryHandle(pTableScanInfo->pTsdbReadHandle, &cond);
setTaskStatus(pTaskInfo, TASK_NOT_COMPLETED);
pTableScanInfo->scanFlag = REPEAT_SCAN;
if (pResultRowInfo->size > 0) {
pResultRowInfo->curPos = 0;
}
qDebug("%s start to repeat scan data blocks due to query func required, qrange:%" PRId64 "-%" PRId64,
GET_TASKID(pTaskInfo), pTaskInfo->window.skey, pTaskInfo->window.ekey);
}
SSDataBlock* p = NULL;
// todo refactor
if (pTableScanInfo->reverseTimes > 0) {
setupEnvForReverseScan(pTableScanInfo, pTableScanInfo->pCtx, pTableScanInfo->numOfOutput);
// STsdbQueryCond cond = createTsdbQueryCond(pQueryAttr, &pQueryAttr->window);
// tsdbResetQueryHandle(pTableScanInfo->pTsdbReadHandle, &cond);
qDebug("%s start to reverse scan data blocks due to query func required, qrange:%" PRId64 "-%" PRId64,
GET_TASKID(pTaskInfo), pTaskInfo->window.skey, pTaskInfo->window.ekey);
if (pResultRowInfo->size > 0) {
pResultRowInfo->curPos = pResultRowInfo->size - 1;
}
p = doTableScanImpl(pOperator, newgroup);
}
return p;
}
SOperatorInfo* createTableScanOperatorInfo(void* pTsdbReadHandle, int32_t order, int32_t numOfOutput,
int32_t repeatTime, int32_t reverseTime, SArray* pColMatchInfo,
SNode* pCondition, SExecTaskInfo* pTaskInfo) {
assert(repeatTime > 0);
STableScanInfo* pInfo = taosMemoryCalloc(1, sizeof(STableScanInfo));
SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
if (pInfo == NULL || pOperator == NULL) {
taosMemoryFreeClear(pInfo);
taosMemoryFreeClear(pOperator);
pTaskInfo->code = TSDB_CODE_QRY_OUT_OF_MEMORY;
return NULL;
}
pInfo->block.pDataBlock = taosArrayInit(numOfOutput, sizeof(SColumnInfoData));
for (int32_t i = 0; i < numOfOutput; ++i) {
SColumnInfoData idata = {0};
taosArrayPush(pInfo->block.pDataBlock, &idata);
}
pInfo->pFilterNode = pCondition;
pInfo->dataReader = pTsdbReadHandle;
pInfo->times = repeatTime;
pInfo->reverseTimes = reverseTime;
pInfo->order = order;
pInfo->current = 0;
pInfo->scanFlag = MAIN_SCAN;
pInfo->pColMatchInfo = pColMatchInfo;
pOperator->name = "TableScanOperator";
pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN;
pOperator->blockingOptr = false;
pOperator->status = OP_NOT_OPENED;
pOperator->info = pInfo;
pOperator->numOfOutput = numOfOutput;
pOperator->getNextFn = doTableScan;
pOperator->pTaskInfo = pTaskInfo;
return pOperator;
}
SOperatorInfo* createTableSeqScanOperatorInfo(void* pTsdbReadHandle, STaskRuntimeEnv* pRuntimeEnv) {
STableScanInfo* pInfo = taosMemoryCalloc(1, sizeof(STableScanInfo));
pInfo->dataReader = pTsdbReadHandle;
pInfo->times = 1;
pInfo->reverseTimes = 0;
pInfo->order = pRuntimeEnv->pQueryAttr->order.order;
pInfo->current = 0;
pInfo->prevGroupId = -1;
pRuntimeEnv->enableGroupData = true;
SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
pOperator->name = "TableSeqScanOperator";
pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_TABLE_SEQ_SCAN;
pOperator->blockingOptr = false;
pOperator->status = OP_NOT_OPENED;
pOperator->info = pInfo;
pOperator->numOfOutput = pRuntimeEnv->pQueryAttr->numOfCols;
pOperator->pRuntimeEnv = pRuntimeEnv;
pOperator->getNextFn = doTableScanImpl;
return pOperator;
}
static SSDataBlock* doBlockInfoScan(SOperatorInfo* pOperator, bool* newgroup) {
if (pOperator->status == OP_EXEC_DONE) {
return NULL;
}
STableScanInfo* pTableScanInfo = pOperator->info;
*newgroup = false;
STableBlockDistInfo tableBlockDist = {0};
tableBlockDist.numOfTables = 1; // TODO set the correct number of tables
int32_t numRowSteps = TSDB_DEFAULT_MAX_ROW_FBLOCK / TSDB_BLOCK_DIST_STEP_ROWS;
if (TSDB_DEFAULT_MAX_ROW_FBLOCK % TSDB_BLOCK_DIST_STEP_ROWS != 0) {
++numRowSteps;
}
tableBlockDist.dataBlockInfos = taosArrayInit(numRowSteps, sizeof(SFileBlockInfo));
taosArraySetSize(tableBlockDist.dataBlockInfos, numRowSteps);
tableBlockDist.maxRows = INT_MIN;
tableBlockDist.minRows = INT_MAX;
tsdbGetFileBlocksDistInfo(pTableScanInfo->dataReader, &tableBlockDist);
tableBlockDist.numOfRowsInMemTable = (int32_t) tsdbGetNumOfRowsInMemTable(pTableScanInfo->dataReader);
SSDataBlock* pBlock = &pTableScanInfo->block;
pBlock->info.rows = 1;
pBlock->info.numOfCols = 1;
// SBufferWriter bw = tbufInitWriter(NULL, false);
// blockDistInfoToBinary(&tableBlockDist, &bw);
SColumnInfoData* pColInfo = taosArrayGet(pBlock->pDataBlock, 0);
// int32_t len = (int32_t) tbufTell(&bw);
// pColInfo->pData = taosMemoryMalloc(len + sizeof(int32_t));
// *(int32_t*) pColInfo->pData = len;
// memcpy(pColInfo->pData + sizeof(int32_t), tbufGetData(&bw, false), len);
//
// tbufCloseWriter(&bw);
// SArray* g = GET_TABLEGROUP(pOperator->, 0);
// pOperator->pRuntimeEnv->current = taosArrayGetP(g, 0);
pOperator->status = OP_EXEC_DONE;
return pBlock;
}
SOperatorInfo* createDataBlockInfoScanOperator(void* dataReader, SExecTaskInfo* pTaskInfo) {
STableScanInfo* pInfo = taosMemoryCalloc(1, sizeof(STableScanInfo));
SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
if (pInfo == NULL || pOperator == NULL) {
pTaskInfo->code = TSDB_CODE_OUT_OF_MEMORY;
goto _error;
}
pInfo->dataReader = dataReader;
pInfo->block.pDataBlock = taosArrayInit(1, sizeof(SColumnInfoData));
SColumnInfoData infoData = {0};
infoData.info.type = TSDB_DATA_TYPE_BINARY;
infoData.info.bytes = 1024;
infoData.info.colId = 0;
taosArrayPush(pInfo->block.pDataBlock, &infoData);
pOperator->name = "DataBlockInfoScanOperator";
// pOperator->operatorType = OP_TableBlockInfoScan;
pOperator->blockingOptr = false;
pOperator->status = OP_NOT_OPENED;
pOperator->_openFn = operatorDummyOpenFn;
pOperator->getNextFn = doBlockInfoScan;
pOperator->info = pInfo;
pOperator->pTaskInfo = pTaskInfo;
return pOperator;
_error:
taosMemoryFreeClear(pInfo);
taosMemoryFreeClear(pOperator);
return NULL;
}
static void doClearBufferedBlocks(SStreamBlockScanInfo* pInfo) {
size_t total = taosArrayGetSize(pInfo->pBlockLists);
pInfo->validBlockIndex = 0;
for (int32_t i = 0; i < total; ++i) {
SSDataBlock* p = taosArrayGetP(pInfo->pBlockLists, i);
blockDataDestroy(p);
}
taosArrayClear(pInfo->pBlockLists);
}
static SSDataBlock* doStreamBlockScan(SOperatorInfo* pOperator, bool* newgroup) {
// NOTE: this operator does never check if current status is done or not
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
SStreamBlockScanInfo* pInfo = pOperator->info;
pTaskInfo->code = pOperator->_openFn(pOperator);
if (pTaskInfo->code != TSDB_CODE_SUCCESS) {
return NULL;
}
if (pInfo->blockType == STREAM_DATA_TYPE_SSDATA_BLOCK) {
size_t total = taosArrayGetSize(pInfo->pBlockLists);
if (pInfo->validBlockIndex >= total) {
doClearBufferedBlocks(pInfo);
return NULL;
}
int32_t current = pInfo->validBlockIndex++;
return taosArrayGetP(pInfo->pBlockLists, current);
} else {
SDataBlockInfo* pBlockInfo = &pInfo->pRes->info;
blockDataCleanup(pInfo->pRes);
while (tqNextDataBlock(pInfo->readerHandle)) {
pTaskInfo->code = tqRetrieveDataBlockInfo(pInfo->readerHandle, pBlockInfo);
if (pTaskInfo->code != TSDB_CODE_SUCCESS) {
terrno = pTaskInfo->code;
return NULL;
}
if (pBlockInfo->rows == 0) {
return NULL;
}
SArray* pCols = tqRetrieveDataBlock(pInfo->readerHandle);
int32_t numOfCols = pInfo->pRes->info.numOfCols;
for (int32_t i = 0; i < numOfCols; ++i) {
SColumnInfoData* p = taosArrayGet(pCols, i);
SColMatchInfo* pColMatchInfo = taosArrayGet(pInfo->pColMatchInfo, i);
if (!pColMatchInfo->output) {
continue;
}
ASSERT(pColMatchInfo->colId == p->info.colId);
taosArraySet(pInfo->pRes->pDataBlock, pColMatchInfo->targetSlotId, p);
}
if (pInfo->pRes->pDataBlock == NULL) {
// TODO add log
pTaskInfo->code = terrno;
return NULL;
}
break;
}
// record the scan action.
pInfo->numOfExec++;
pInfo->numOfRows += pBlockInfo->rows;
return (pBlockInfo->rows == 0) ? NULL : pInfo->pRes;
}
}
SOperatorInfo* createStreamScanOperatorInfo(void* streamReadHandle, SSDataBlock* pResBlock, SArray* pColList, SArray* pTableIdList, SExecTaskInfo* pTaskInfo) {
SStreamBlockScanInfo* pInfo = taosMemoryCalloc(1, sizeof(SStreamBlockScanInfo));
SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
if (pInfo == NULL || pOperator == NULL) {
taosMemoryFreeClear(pInfo);
taosMemoryFreeClear(pOperator);
terrno = TSDB_CODE_QRY_OUT_OF_MEMORY;
return NULL;
}
int32_t numOfOutput = taosArrayGetSize(pColList);
SArray* pColIds = taosArrayInit(4, sizeof(int16_t));
for(int32_t i = 0; i < numOfOutput; ++i) {
int16_t* id = taosArrayGet(pColList, i);
taosArrayPush(pColIds, id);
}
pInfo->pColMatchInfo = pColList;
// set the extract column id to streamHandle
tqReadHandleSetColIdList((STqReadHandle*)streamReadHandle, pColIds);
int32_t code = tqReadHandleSetTbUidList(streamReadHandle, pTableIdList);
if (code != 0) {
taosMemoryFreeClear(pInfo);
taosMemoryFreeClear(pOperator);
return NULL;
}
pInfo->pBlockLists = taosArrayInit(4, POINTER_BYTES);
if (pInfo->pBlockLists == NULL) {
taosMemoryFreeClear(pInfo);
taosMemoryFreeClear(pOperator);
return NULL;
}
pInfo->readerHandle = streamReadHandle;
pInfo->pRes = pResBlock;
pOperator->name = "StreamBlockScanOperator";
pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN;
pOperator->blockingOptr = false;
pOperator->status = OP_NOT_OPENED;
pOperator->info = pInfo;
pOperator->numOfOutput = pResBlock->info.numOfCols;
pOperator->_openFn = operatorDummyOpenFn;
pOperator->getNextFn = doStreamBlockScan;
pOperator->closeFn = operatorDummyCloseFn;
pOperator->pTaskInfo = pTaskInfo;
return pOperator;
}
static void destroySysScanOperator(void* param, int32_t numOfOutput) {
SSysTableScanInfo* pInfo = (SSysTableScanInfo*)param;
tsem_destroy(&pInfo->ready);
blockDataDestroy(pInfo->pRes);
if (pInfo->type == TSDB_MGMT_TABLE_TABLE) {
metaCloseTbCursor(pInfo->pCur);
}
}
EDealRes getDBNameFromConditionWalker(SNode* pNode, void* pContext) {
int32_t code = TSDB_CODE_SUCCESS;
ENodeType nType = nodeType(pNode);
switch (nType) {
case QUERY_NODE_OPERATOR: {
SOperatorNode* node = (SOperatorNode*)pNode;
if (OP_TYPE_EQUAL == node->opType) {
*(int32_t*)pContext = 1;
return DEAL_RES_CONTINUE;
}
*(int32_t*)pContext = 0;
return DEAL_RES_IGNORE_CHILD;
}
case QUERY_NODE_COLUMN: {
if (1 != *(int32_t*)pContext) {
return DEAL_RES_CONTINUE;
}
SColumnNode* node = (SColumnNode*)pNode;
if (TSDB_INS_USER_STABLES_DBNAME_COLID == node->colId) {
*(int32_t*)pContext = 2;
return DEAL_RES_CONTINUE;
}
*(int32_t*)pContext = 0;
return DEAL_RES_CONTINUE;
}
case QUERY_NODE_VALUE: {
if (2 != *(int32_t*)pContext) {
return DEAL_RES_CONTINUE;
}
SValueNode* node = (SValueNode*)pNode;
char* dbName = nodesGetValueFromNode(node);
strncpy(pContext, varDataVal(dbName), varDataLen(dbName));
*((char*)pContext + varDataLen(dbName)) = 0;
return DEAL_RES_ERROR; // stop walk
}
default:
break;
}
return DEAL_RES_CONTINUE;
}
void getDBNameFromCondition(SNode* pCondition, char* dbName) {
if (NULL == pCondition) {
return;
}
nodesWalkExpr(pCondition, getDBNameFromConditionWalker, dbName);
}
static int32_t loadSysTableContentCb(void* param, const SDataBuf* pMsg, int32_t code) {
SOperatorInfo* operator=(SOperatorInfo*) param;
SSysTableScanInfo* pScanResInfo = (SSysTableScanInfo*)operator->info;
if (TSDB_CODE_SUCCESS == code) {
pScanResInfo->pRsp = pMsg->pData;
SRetrieveMetaTableRsp* pRsp = pScanResInfo->pRsp;
pRsp->numOfRows = htonl(pRsp->numOfRows);
pRsp->useconds = htobe64(pRsp->useconds);
pRsp->handle = htobe64(pRsp->handle);
pRsp->compLen = htonl(pRsp->compLen);
} else {
operator->pTaskInfo->code = code;
}
tsem_post(&pScanResInfo->ready);
}
static SSDataBlock* doFilterResult(SSysTableScanInfo* pInfo) {
if (pInfo->pCondition == NULL) {
return pInfo->pRes->info.rows == 0 ? NULL : pInfo->pRes;
}
SFilterInfo* filter = NULL;
int32_t code = filterInitFromNode(pInfo->pCondition, &filter, 0);
SFilterColumnParam param1 = {.numOfCols = pInfo->pRes->info.numOfCols, .pDataBlock = pInfo->pRes->pDataBlock};
code = filterSetDataFromSlotId(filter, &param1);
int8_t* rowRes = NULL;
bool keep = filterExecute(filter, pInfo->pRes, &rowRes, NULL, param1.numOfCols);
SSDataBlock* px = createOneDataBlock(pInfo->pRes);
blockDataEnsureCapacity(px, pInfo->pRes->info.rows);
// TODO refactor
int32_t numOfRow = 0;
for (int32_t i = 0; i < pInfo->pRes->info.numOfCols; ++i) {
SColumnInfoData* pDest = taosArrayGet(px->pDataBlock, i);
SColumnInfoData* pSrc = taosArrayGet(pInfo->pRes->pDataBlock, i);
numOfRow = 0;
for (int32_t j = 0; j < pInfo->pRes->info.rows; ++j) {
if (rowRes[j] == 0) {
continue;
}
colDataAppend(pDest, numOfRow, colDataGetData(pSrc, j), false);
numOfRow += 1;
}
}
px->info.rows = numOfRow;
pInfo->pRes = px;
return pInfo->pRes->info.rows == 0 ? NULL : pInfo->pRes;
}
static SSDataBlock* doSysTableScan(SOperatorInfo* pOperator, bool* newgroup) {
// build message and send to mnode to fetch the content of system tables.
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
SSysTableScanInfo* pInfo = pOperator->info;
// retrieve local table list info from vnode
if (pInfo->type == TSDB_MGMT_TABLE_TABLE) {
if (pInfo->pCur == NULL) {
pInfo->pCur = metaOpenTbCursor(pInfo->readHandle);
}
blockDataCleanup(pInfo->pRes);
int32_t tableNameSlotId = 1;
SColumnInfoData* pTableNameCol = taosArrayGet(pInfo->pRes->pDataBlock, tableNameSlotId);
char* name = NULL;
int32_t numOfRows = 0;
char n[TSDB_TABLE_NAME_LEN] = {0};
while ((name = metaTbCursorNext(pInfo->pCur)) != NULL) {
STR_TO_VARSTR(n, name);
colDataAppend(pTableNameCol, numOfRows, n, false);
numOfRows += 1;
if (numOfRows >= pInfo->capacity) {
break;
}
for (int32_t i = 0; i < pInfo->pRes->info.numOfCols; ++i) {
if (i == tableNameSlotId) {
continue;
}
SColumnInfoData* pColInfoData = taosArrayGet(pInfo->pRes->pDataBlock, i);
int64_t tmp = 0;
char t[10] = {0};
STR_TO_VARSTR(t, "_"); //TODO
if (IS_VAR_DATA_TYPE(pColInfoData->info.type)) {
colDataAppend(pColInfoData, numOfRows, t, false);
} else {
colDataAppend(pColInfoData, numOfRows, (char*)&tmp, false);
}
}
}
pInfo->loadInfo.totalRows += numOfRows;
pInfo->pRes->info.rows = numOfRows;
// pInfo->elapsedTime;
// pInfo->totalBytes;
return (pInfo->pRes->info.rows == 0) ? NULL : pInfo->pRes;
} else { // load the meta from mnode of the given epset
if (pOperator->status == OP_EXEC_DONE) {
return NULL;
}
int64_t startTs = taosGetTimestampUs();
pInfo->req.type = pInfo->type;
strncpy(pInfo->req.tb, tNameGetTableName(&pInfo->name), tListLen(pInfo->req.tb));
if (pInfo->showRewrite) {
char dbName[TSDB_DB_NAME_LEN] = {0};
getDBNameFromCondition(pInfo->pCondition, dbName);
sprintf(pInfo->req.db, "%d.%s", pInfo->accountId, dbName);
}
int32_t contLen = tSerializeSRetrieveTableReq(NULL, 0, &pInfo->req);
char* buf1 = taosMemoryCalloc(1, contLen);
tSerializeSRetrieveTableReq(buf1, contLen, &pInfo->req);
// send the fetch remote task result reques
SMsgSendInfo* pMsgSendInfo = taosMemoryCalloc(1, sizeof(SMsgSendInfo));
if (NULL == pMsgSendInfo) {
qError("%s prepare message %d failed", GET_TASKID(pTaskInfo), (int32_t)sizeof(SMsgSendInfo));
pTaskInfo->code = TSDB_CODE_QRY_OUT_OF_MEMORY;
return NULL;
}
pMsgSendInfo->param = pOperator;
pMsgSendInfo->msgInfo.pData = buf1;
pMsgSendInfo->msgInfo.len = contLen;
pMsgSendInfo->msgType = TDMT_MND_SYSTABLE_RETRIEVE;
pMsgSendInfo->fp = loadSysTableContentCb;
int64_t transporterId = 0;
int32_t code = asyncSendMsgToServer(pInfo->pTransporter, &pInfo->epSet, &transporterId, pMsgSendInfo);
tsem_wait(&pInfo->ready);
if (pTaskInfo->code) {
return NULL;
}
SRetrieveMetaTableRsp* pRsp = pInfo->pRsp;
pInfo->req.showId = pRsp->handle;
if (pRsp->numOfRows == 0 || pRsp->completed) {
pOperator->status = OP_EXEC_DONE;
}
if (pRsp->numOfRows == 0) {
// qDebug("%s vgId:%d, taskID:0x%"PRIx64" %d of total completed, rowsOfSource:%"PRIu64", totalRows:%"PRIu64"
// try next",
// GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pExchangeInfo->current + 1,
// pDataInfo->totalRows, pExchangeInfo->totalRows);
return NULL;
}
SRetrieveMetaTableRsp* pTableRsp = pInfo->pRsp;
setSDataBlockFromFetchRsp(pInfo->pRes, &pInfo->loadInfo, pTableRsp->numOfRows, pTableRsp->data, pTableRsp->compLen,
pOperator->numOfOutput, startTs, NULL, pInfo->scanCols);
return doFilterResult(pInfo);
}
return NULL;
}
SOperatorInfo* createSysTableScanOperatorInfo(void* pSysTableReadHandle, SSDataBlock* pResBlock, const SName* pName,
SNode* pCondition, SEpSet epset, SArray* colList,
SExecTaskInfo* pTaskInfo, bool showRewrite, int32_t accountId) {
SSysTableScanInfo* pInfo = taosMemoryCalloc(1, sizeof(SSysTableScanInfo));
SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
if (pInfo == NULL || pOperator == NULL) {
taosMemoryFreeClear(pInfo);
taosMemoryFreeClear(pOperator);
terrno = TSDB_CODE_QRY_OUT_OF_MEMORY;
return NULL;
}
pInfo->accountId = accountId;
pInfo->showRewrite = showRewrite;
pInfo->pRes = pResBlock;
pInfo->capacity = 4096;
pInfo->pCondition = pCondition;
pInfo->scanCols = colList;
// TODO remove it
int32_t tableType = 0;
const char* name = tNameGetTableName(pName);
if (strncasecmp(name, TSDB_INS_TABLE_USER_DATABASES, tListLen(pName->tname)) == 0) {
tableType = TSDB_MGMT_TABLE_DB;
} else if (strncasecmp(name, TSDB_INS_TABLE_USER_USERS, tListLen(pName->tname)) == 0) {
tableType = TSDB_MGMT_TABLE_USER;
} else if (strncasecmp(name, TSDB_INS_TABLE_DNODES, tListLen(pName->tname)) == 0) {
tableType = TSDB_MGMT_TABLE_DNODE;
} else if (strncasecmp(name, TSDB_INS_TABLE_MNODES, tListLen(pName->tname)) == 0) {
tableType = TSDB_MGMT_TABLE_MNODE;
} else if (strncasecmp(name, TSDB_INS_TABLE_MODULES, tListLen(pName->tname)) == 0) {
tableType = TSDB_MGMT_TABLE_MODULE;
} else if (strncasecmp(name, TSDB_INS_TABLE_QNODES, tListLen(pName->tname)) == 0) {
tableType = TSDB_MGMT_TABLE_QNODE;
} else if (strncasecmp(name, TSDB_INS_TABLE_USER_FUNCTIONS, tListLen(pName->tname)) == 0) {
tableType = TSDB_MGMT_TABLE_FUNC;
} else if (strncasecmp(name, TSDB_INS_TABLE_USER_INDEXES, tListLen(pName->tname)) == 0) {
// tableType = TSDB_MGMT_TABLE_INDEX;
} else if (strncasecmp(name, TSDB_INS_TABLE_USER_STABLES, tListLen(pName->tname)) == 0) {
tableType = TSDB_MGMT_TABLE_STB;
} else if (strncasecmp(name, TSDB_INS_TABLE_USER_STREAMS, tListLen(pName->tname)) == 0) {
tableType = TSDB_MGMT_TABLE_STREAMS;
} else if (strncasecmp(name, TSDB_INS_TABLE_USER_TABLES, tListLen(pName->tname)) == 0) {
tableType = TSDB_MGMT_TABLE_TABLE;
} else if (strncasecmp(name, TSDB_INS_TABLE_VGROUPS, tListLen(pName->tname)) == 0) {
tableType = TSDB_MGMT_TABLE_VGROUP;
} else if (strncasecmp(name, TSDB_INS_TABLE_USER_TABLE_DISTRIBUTED, tListLen(pName->tname)) == 0) {
// tableType = TSDB_MGMT_TABLE_DIST;
} else {
ASSERT(0);
}
tNameAssign(&pInfo->name, pName);
pInfo->type = tableType;
if (pInfo->type == TSDB_MGMT_TABLE_TABLE) {
pInfo->readHandle = pSysTableReadHandle;
blockDataEnsureCapacity(pInfo->pRes, pInfo->capacity);
} else {
tsem_init(&pInfo->ready, 0, 0);
pInfo->epSet = epset;
#if 1
{ // todo refactor
SRpcInit rpcInit;
memset(&rpcInit, 0, sizeof(rpcInit));
rpcInit.localPort = 0;
rpcInit.label = "DB-META";
rpcInit.numOfThreads = 1;
rpcInit.cfp = qProcessFetchRsp;
rpcInit.sessions = tsMaxConnections;
rpcInit.connType = TAOS_CONN_CLIENT;
rpcInit.user = (char*)"root";
rpcInit.idleTime = tsShellActivityTimer * 1000;
rpcInit.ckey = "key";
rpcInit.spi = 1;
rpcInit.secret = (char*)"dcc5bed04851fec854c035b2e40263b6";
pInfo->pTransporter = rpcOpen(&rpcInit);
if (pInfo->pTransporter == NULL) {
return NULL; // todo
}
}
#endif
}
pOperator->name = "SysTableScanOperator";
pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_SYSTABLE_SCAN;
pOperator->blockingOptr = false;
pOperator->status = OP_NOT_OPENED;
pOperator->info = pInfo;
pOperator->numOfOutput = pResBlock->info.numOfCols;
pOperator->getNextFn = doSysTableScan;
pOperator->closeFn = destroySysScanOperator;
pOperator->pTaskInfo = pTaskInfo;
return pOperator;
}

23
source/libs/function/inc/builtinsimpl.h
View File

@ -26,31 +26,34 @@ bool functionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo);
void functionFinalize(SqlFunctionCtx *pCtx); void functionFinalize(SqlFunctionCtx *pCtx);
bool getCountFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv); bool getCountFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv);
void countFunction(SqlFunctionCtx *pCtx); int32_t countFunction(SqlFunctionCtx *pCtx);
bool getSumFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv); bool getSumFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv);
void sumFunction(SqlFunctionCtx *pCtx); int32_t sumFunction(SqlFunctionCtx *pCtx);
bool minFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo); bool minFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo);
bool maxFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo); bool maxFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo);
bool getMinmaxFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv); bool getMinmaxFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv);
void minFunction(SqlFunctionCtx* pCtx); int32_t minFunction(SqlFunctionCtx* pCtx);
void maxFunction(SqlFunctionCtx *pCtx); int32_t maxFunction(SqlFunctionCtx *pCtx);
bool getStddevFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv); bool getStddevFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv);
bool stddevFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo); bool stddevFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo);
void stddevFunction(SqlFunctionCtx* pCtx); int32_t stddevFunction(SqlFunctionCtx* pCtx);
void stddevFinalize(SqlFunctionCtx* pCtx); void stddevFinalize(SqlFunctionCtx* pCtx);
bool getPercentileFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv); bool getPercentileFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv);
bool percentileFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo); bool percentileFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo);
void percentileFunction(SqlFunctionCtx *pCtx); int32_t percentileFunction(SqlFunctionCtx *pCtx);
void percentileFinalize(SqlFunctionCtx* pCtx);
bool getDiffFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv);
bool diffFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResInfo);
int32_t diffFunction(SqlFunctionCtx *pCtx);
bool getFirstLastFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv); bool getFirstLastFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv);
void firstFunction(SqlFunctionCtx *pCtx); int32_t firstFunction(SqlFunctionCtx *pCtx);
void lastFunction(SqlFunctionCtx *pCtx); int32_t lastFunction(SqlFunctionCtx *pCtx);
void valFunction(SqlFunctionCtx *pCtx);
#ifdef __cplusplus #ifdef __cplusplus
} }

2
source/libs/function/inc/taggfunction.h
View File

@ -52,8 +52,6 @@ typedef struct SInterpInfoDetail {
int8_t primaryCol; int8_t primaryCol;
} SInterpInfoDetail; } SInterpInfoDetail;
#define GET_ROWCELL_INTERBUF(_c) ((void*) ((char*)(_c) + sizeof(SResultRowEntryInfo)))
typedef struct STwaInfo { typedef struct STwaInfo {
int8_t hasResult; // flag to denote has value int8_t hasResult; // flag to denote has value
double dOutput; double dOutput;

139
source/libs/function/src/builtins.c
View File

@ -63,74 +63,74 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
.finalizeFunc = functionFinalize .finalizeFunc = functionFinalize
}, },
{ {
.name = "stddev", .name = "stddev",
.type = FUNCTION_TYPE_STDDEV, .type = FUNCTION_TYPE_STDDEV,
.classification = FUNC_MGT_AGG_FUNC, .classification = FUNC_MGT_AGG_FUNC,
.checkFunc = stubCheckAndGetResultType, .checkFunc = stubCheckAndGetResultType,
.getEnvFunc = getStddevFuncEnv, .getEnvFunc = getStddevFuncEnv,
.initFunc = stddevFunctionSetup, .initFunc = stddevFunctionSetup,
.processFunc = stddevFunction, .processFunc = stddevFunction,
.finalizeFunc = stddevFinalize .finalizeFunc = stddevFinalize
}, },
{ {
.name = "percentile", .name = "percentile",
.type = FUNCTION_TYPE_PERCENTILE, .type = FUNCTION_TYPE_PERCENTILE,
.classification = FUNC_MGT_AGG_FUNC, .classification = FUNC_MGT_AGG_FUNC,
.checkFunc = stubCheckAndGetResultType, .checkFunc = stubCheckAndGetResultType,
.getEnvFunc = getMinmaxFuncEnv, .getEnvFunc = getPercentileFuncEnv,
.initFunc = maxFunctionSetup, .initFunc = percentileFunctionSetup,
.processFunc = maxFunction, .processFunc = percentileFunction,
.finalizeFunc = functionFinalize .finalizeFunc = percentileFinalize
}, },
{ {
.name = "apercentile", .name = "apercentile",
.type = FUNCTION_TYPE_APERCENTILE, .type = FUNCTION_TYPE_APERCENTILE,
.classification = FUNC_MGT_AGG_FUNC, .classification = FUNC_MGT_AGG_FUNC,
.checkFunc = stubCheckAndGetResultType, .checkFunc = stubCheckAndGetResultType,
.getEnvFunc = getMinmaxFuncEnv, .getEnvFunc = getMinmaxFuncEnv,
.initFunc = maxFunctionSetup, .initFunc = maxFunctionSetup,
.processFunc = maxFunction, .processFunc = maxFunction,
.finalizeFunc = functionFinalize .finalizeFunc = functionFinalize
}, },
{ {
.name = "top", .name = "top",
.type = FUNCTION_TYPE_TOP, .type = FUNCTION_TYPE_TOP,
.classification = FUNC_MGT_AGG_FUNC, .classification = FUNC_MGT_AGG_FUNC,
.checkFunc = stubCheckAndGetResultType, .checkFunc = stubCheckAndGetResultType,
.getEnvFunc = getMinmaxFuncEnv, .getEnvFunc = getMinmaxFuncEnv,
.initFunc = maxFunctionSetup, .initFunc = maxFunctionSetup,
.processFunc = maxFunction, .processFunc = maxFunction,
.finalizeFunc = functionFinalize .finalizeFunc = functionFinalize
}, },
{ {
.name = "bottom", .name = "bottom",
.type = FUNCTION_TYPE_BOTTOM, .type = FUNCTION_TYPE_BOTTOM,
.classification = FUNC_MGT_AGG_FUNC, .classification = FUNC_MGT_AGG_FUNC,
.checkFunc = stubCheckAndGetResultType, .checkFunc = stubCheckAndGetResultType,
.getEnvFunc = getMinmaxFuncEnv, .getEnvFunc = getMinmaxFuncEnv,
.initFunc = maxFunctionSetup, .initFunc = maxFunctionSetup,
.processFunc = maxFunction, .processFunc = maxFunction,
.finalizeFunc = functionFinalize .finalizeFunc = functionFinalize
}, },
{ {
.name = "spread", .name = "spread",
.type = FUNCTION_TYPE_SPREAD, .type = FUNCTION_TYPE_SPREAD,
.classification = FUNC_MGT_AGG_FUNC, .classification = FUNC_MGT_AGG_FUNC,
.checkFunc = stubCheckAndGetResultType, .checkFunc = stubCheckAndGetResultType,
.getEnvFunc = getMinmaxFuncEnv, .getEnvFunc = getMinmaxFuncEnv,
.initFunc = maxFunctionSetup, .initFunc = maxFunctionSetup,
.processFunc = maxFunction, .processFunc = maxFunction,
.finalizeFunc = functionFinalize .finalizeFunc = functionFinalize
}, },
{ {
.name = "last_row", .name = "last_row",
.type = FUNCTION_TYPE_LAST_ROW, .type = FUNCTION_TYPE_LAST_ROW,
.classification = FUNC_MGT_AGG_FUNC, .classification = FUNC_MGT_AGG_FUNC,
.checkFunc = stubCheckAndGetResultType, .checkFunc = stubCheckAndGetResultType,
.getEnvFunc = getMinmaxFuncEnv, .getEnvFunc = getMinmaxFuncEnv,
.initFunc = maxFunctionSetup, .initFunc = maxFunctionSetup,
.processFunc = maxFunction, .processFunc = maxFunction,
.finalizeFunc = functionFinalize .finalizeFunc = functionFinalize
}, },
{ {
.name = "first", .name = "first",
@ -152,6 +152,16 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
.processFunc = lastFunction, .processFunc = lastFunction,
.finalizeFunc = functionFinalize .finalizeFunc = functionFinalize
}, },
{
.name = "diff",
.type = FUNCTION_TYPE_DIFF,
.classification = FUNC_MGT_NONSTANDARD_SQL_FUNC,
.checkFunc = stubCheckAndGetResultType,
.getEnvFunc = getDiffFuncEnv,
.initFunc = diffFunctionSetup,
.processFunc = diffFunction,
.finalizeFunc = functionFinalize
},
{ {
.name = "abs", .name = "abs",
.type = FUNCTION_TYPE_ABS, .type = FUNCTION_TYPE_ABS,
@ -377,7 +387,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
.type = FUNCTION_TYPE_ROWTS, .type = FUNCTION_TYPE_ROWTS,
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC, .classification = FUNC_MGT_PSEUDO_COLUMN_FUNC,
.checkFunc = stubCheckAndGetResultType, .checkFunc = stubCheckAndGetResultType,
.getEnvFunc = NULL, .getEnvFunc = getTimePseudoFuncEnv,
.initFunc = NULL, .initFunc = NULL,
.sprocessFunc = NULL, .sprocessFunc = NULL,
.finalizeFunc = NULL .finalizeFunc = NULL
@ -459,9 +469,11 @@ const int32_t funcMgtBuiltinsNum = (sizeof(funcMgtBuiltins) / sizeof(SBuiltinFun
int32_t stubCheckAndGetResultType(SFunctionNode* pFunc) { int32_t stubCheckAndGetResultType(SFunctionNode* pFunc) {
switch(pFunc->funcType) { switch(pFunc->funcType) {
case FUNCTION_TYPE_WDURATION: case FUNCTION_TYPE_WDURATION:
case FUNCTION_TYPE_COUNT: case FUNCTION_TYPE_COUNT: {
pFunc->node.resType = (SDataType){.bytes = sizeof(int64_t), .type = TSDB_DATA_TYPE_BIGINT}; pFunc->node.resType = (SDataType){.bytes = sizeof(int64_t), .type = TSDB_DATA_TYPE_BIGINT};
break; break;
}
case FUNCTION_TYPE_SUM: { case FUNCTION_TYPE_SUM: {
SColumnNode* pParam = nodesListGetNode(pFunc->pParameterList, 0); SColumnNode* pParam = nodesListGetNode(pFunc->pParameterList, 0);
int32_t paraType = pParam->node.resType.type; int32_t paraType = pParam->node.resType.type;
@ -480,6 +492,8 @@ int32_t stubCheckAndGetResultType(SFunctionNode* pFunc) {
pFunc->node.resType = (SDataType) { .bytes = tDataTypes[resType].bytes, .type = resType }; pFunc->node.resType = (SDataType) { .bytes = tDataTypes[resType].bytes, .type = resType };
break; break;
} }
case FUNCTION_TYPE_DIFF:
case FUNCTION_TYPE_FIRST: case FUNCTION_TYPE_FIRST:
case FUNCTION_TYPE_LAST: case FUNCTION_TYPE_LAST:
case FUNCTION_TYPE_MIN: case FUNCTION_TYPE_MIN:
@ -490,10 +504,11 @@ int32_t stubCheckAndGetResultType(SFunctionNode* pFunc) {
break; break;
} }
case FUNCTION_TYPE_QENDTS: case FUNCTION_TYPE_ROWTS:
case FUNCTION_TYPE_QSTARTTS: case FUNCTION_TYPE_QSTARTTS:
case FUNCTION_TYPE_WENDTS: case FUNCTION_TYPE_QENDTS:
case FUNCTION_TYPE_WSTARTTS: { case FUNCTION_TYPE_WSTARTTS:
case FUNCTION_TYPE_WENDTS:{
pFunc->node.resType = (SDataType){.bytes = sizeof(int64_t), .type = TSDB_DATA_TYPE_TIMESTAMP}; pFunc->node.resType = (SDataType){.bytes = sizeof(int64_t), .type = TSDB_DATA_TYPE_TIMESTAMP};
break; break;
} }
@ -508,6 +523,7 @@ int32_t stubCheckAndGetResultType(SFunctionNode* pFunc) {
break; break;
} }
case FUNCTION_TYPE_PERCENTILE:
case FUNCTION_TYPE_STDDEV: case FUNCTION_TYPE_STDDEV:
case FUNCTION_TYPE_SIN: case FUNCTION_TYPE_SIN:
case FUNCTION_TYPE_COS: case FUNCTION_TYPE_COS:
@ -574,7 +590,6 @@ int32_t stubCheckAndGetResultType(SFunctionNode* pFunc) {
break; break;
} }
case FUNCTION_TYPE_ROWTS:
case FUNCTION_TYPE_TBNAME: { case FUNCTION_TYPE_TBNAME: {
// todo // todo
break; break;

344
source/libs/function/src/builtinsimpl.c
View File

@ -65,7 +65,7 @@ bool getCountFuncEnv(SFunctionNode* UNUSED_PARAM(pFunc), SFuncExecEnv* pEnv) {
* count function does need the finalize, if data is missing, the default value, which is 0, is used * count function does need the finalize, if data is missing, the default value, which is 0, is used
* count function does not use the pCtx->interResBuf to keep the intermediate buffer * count function does not use the pCtx->interResBuf to keep the intermediate buffer
*/ */
void countFunction(SqlFunctionCtx *pCtx) { int32_t countFunction(SqlFunctionCtx *pCtx) {
int32_t numOfElem = 0; int32_t numOfElem = 0;
/* /*
@ -111,7 +111,7 @@ void countFunction(SqlFunctionCtx *pCtx) {
} \ } \
} while (0) } while (0)
void sumFunction(SqlFunctionCtx *pCtx) { int32_t sumFunction(SqlFunctionCtx *pCtx) {
int32_t numOfElem = 0; int32_t numOfElem = 0;
// Only the pre-computing information loaded and actual data does not loaded // Only the pre-computing information loaded and actual data does not loaded
@ -432,12 +432,12 @@ int32_t doMinMaxHelper(SqlFunctionCtx *pCtx, int32_t isMinFunc) {
return numOfElems; return numOfElems;
} }
void minFunction(SqlFunctionCtx *pCtx) { int32_t minFunction(SqlFunctionCtx *pCtx) {
int32_t numOfElems = doMinMaxHelper(pCtx, 1); int32_t numOfElems = doMinMaxHelper(pCtx, 1);
SET_VAL(GET_RES_INFO(pCtx), numOfElems, 1); SET_VAL(GET_RES_INFO(pCtx), numOfElems, 1);
} }
void maxFunction(SqlFunctionCtx *pCtx) { int32_t maxFunction(SqlFunctionCtx *pCtx) {
int32_t numOfElems = doMinMaxHelper(pCtx, 0); int32_t numOfElems = doMinMaxHelper(pCtx, 0);
SET_VAL(GET_RES_INFO(pCtx), numOfElems, 1); SET_VAL(GET_RES_INFO(pCtx), numOfElems, 1);
} }
@ -475,12 +475,11 @@ bool stddevFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo)
return true; return true;
} }
void stddevFunction(SqlFunctionCtx* pCtx) { int32_t stddevFunction(SqlFunctionCtx* pCtx) {
int32_t numOfElem = 0; int32_t numOfElem = 0;
// Only the pre-computing information loaded and actual data does not loaded // Only the pre-computing information loaded and actual data does not loaded
SInputColumnInfoData* pInput = &pCtx->input; SInputColumnInfoData* pInput = &pCtx->input;
SColumnDataAgg* pAgg = pInput->pColumnDataAgg[0];
int32_t type = pInput->pData[0]->info.type; int32_t type = pInput->pData[0]->info.type;
SStddevRes* pStddevRes = GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx)); SStddevRes* pStddevRes = GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
@ -601,6 +600,7 @@ void stddevFinalize(SqlFunctionCtx* pCtx) {
} }
typedef struct SPercentileInfo { typedef struct SPercentileInfo {
double result;
tMemBucket *pMemBucket; tMemBucket *pMemBucket;
int32_t stage; int32_t stage;
double minval; double minval;
@ -627,19 +627,24 @@ bool percentileFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultI
return true; return true;
} }
void percentileFunction(SqlFunctionCtx *pCtx) { int32_t percentileFunction(SqlFunctionCtx *pCtx) {
int32_t notNullElems = 0; int32_t notNullElems = 0;
#if 0 SResultRowEntryInfo *pResInfo = GET_RES_INFO(pCtx);
SResultRowCellInfo *pResInfo = GET_RES_INFO(pCtx);
SPercentileInfo *pInfo = GET_ROWCELL_INTERBUF(pResInfo);
SInputColumnInfoData* pInput = &pCtx->input;
SColumnDataAgg *pAgg = pInput->pColumnDataAgg[0];
SColumnInfoData *pCol = pInput->pData[0];
int32_t type = pCol->info.type;
SPercentileInfo *pInfo = GET_ROWCELL_INTERBUF(pResInfo);
if (pCtx->currentStage == REPEAT_SCAN && pInfo->stage == 0) { if (pCtx->currentStage == REPEAT_SCAN && pInfo->stage == 0) {
pInfo->stage += 1; pInfo->stage += 1;
// all data are null, set it completed // all data are null, set it completed
if (pInfo->numOfElems == 0) { if (pInfo->numOfElems == 0) {
pResInfo->complete = true; pResInfo->complete = true;
return; return 0;
} else { } else {
pInfo->pMemBucket = tMemBucketCreate(pCtx->inputBytes, pCtx->inputType, pInfo->minval, pInfo->maxval); pInfo->pMemBucket = tMemBucketCreate(pCtx->inputBytes, pCtx->inputType, pInfo->minval, pInfo->maxval);
} }
@ -647,19 +652,17 @@ void percentileFunction(SqlFunctionCtx *pCtx) {
// the first stage, only acquire the min/max value // the first stage, only acquire the min/max value
if (pInfo->stage == 0) { if (pInfo->stage == 0) {
if (pCtx->preAggVals.isSet) { if (pCtx->input.colDataAggIsSet) {
double tmin = 0.0, tmax = 0.0; double tmin = 0.0, tmax = 0.0;
if (IS_SIGNED_NUMERIC_TYPE(pCtx->inputType)) { if (IS_SIGNED_NUMERIC_TYPE(type)) {
tmin = (double)GET_INT64_VAL(&pCtx->preAggVals.statis.min); tmin = (double)GET_INT64_VAL(&pAgg->min);
tmax = (double)GET_INT64_VAL(&pCtx->preAggVals.statis.max); tmax = (double)GET_INT64_VAL(&pAgg->max);
} else if (IS_FLOAT_TYPE(pCtx->inputType)) { } else if (IS_FLOAT_TYPE(type)) {
tmin = GET_DOUBLE_VAL(&pCtx->preAggVals.statis.min); tmin = GET_DOUBLE_VAL(&pAgg->min);
tmax = GET_DOUBLE_VAL(&pCtx->preAggVals.statis.max); tmax = GET_DOUBLE_VAL(&pAgg->max);
} else if (IS_UNSIGNED_NUMERIC_TYPE(pCtx->inputType)) { } else if (IS_UNSIGNED_NUMERIC_TYPE(type)) {
tmin = (double)GET_UINT64_VAL(&pCtx->preAggVals.statis.min); tmin = (double)GET_UINT64_VAL(&pAgg->min);
tmax = (double)GET_UINT64_VAL(&pCtx->preAggVals.statis.max); tmax = (double)GET_UINT64_VAL(&pAgg->max);
} else {
assert(true);
} }
if (GET_DOUBLE_VAL(&pInfo->minval) > tmin) { if (GET_DOUBLE_VAL(&pInfo->minval) > tmin) {
@ -670,17 +673,19 @@ void percentileFunction(SqlFunctionCtx *pCtx) {
SET_DOUBLE_VAL(&pInfo->maxval, tmax); SET_DOUBLE_VAL(&pInfo->maxval, tmax);
} }
pInfo->numOfElems += (pCtx->size - pCtx->preAggVals.statis.numOfNull); pInfo->numOfElems += (pInput->numOfRows - pAgg->numOfNull);
} else { } else {
for (int32_t i = 0; i < pCtx->size; ++i) { // check the valid data one by one
char *data = GET_INPUT_DATA(pCtx, i); int32_t start = pInput->startRowIndex;
if (pCtx->hasNull && isNull(data, pCtx->inputType)) { for (int32_t i = start; i < pInput->numOfRows + start; ++i) {
if (colDataIsNull_f(pCol->nullbitmap, i)) {
continue; continue;
} }
char *data = colDataGetData(pCol, i);
double v = 0; double v = 0;
GET_TYPED_DATA(v, double, pCtx->inputType, data); GET_TYPED_DATA(v, double, pCtx->inputType, data);
if (v < GET_DOUBLE_VAL(&pInfo->minval)) { if (v < GET_DOUBLE_VAL(&pInfo->minval)) {
SET_DOUBLE_VAL(&pInfo->minval, v); SET_DOUBLE_VAL(&pInfo->minval, v);
} }
@ -693,24 +698,40 @@ void percentileFunction(SqlFunctionCtx *pCtx) {
} }
} }
return; return 0;
} }
// the second stage, calculate the true percentile value // the second stage, calculate the true percentile value
for (int32_t i = 0; i < pCtx->size; ++i) { int32_t start = pInput->startRowIndex;
char *data = GET_INPUT_DATA(pCtx, i); for (int32_t i = start; i < pInput->numOfRows + start; ++i) {
if (pCtx->hasNull && isNull(data, pCtx->inputType)) { if (colDataIsNull_f(pCol->nullbitmap, i)) {
continue; continue;
} }
char *data = colDataGetData(pCol, i);
notNullElems += 1; notNullElems += 1;
tMemBucketPut(pInfo->pMemBucket, data, 1); tMemBucketPut(pInfo->pMemBucket, data, 1);
} }
SET_VAL(pCtx, notNullElems, 1); SET_VAL(pResInfo, notNullElems, 1);
pResInfo->hasResult = DATA_SET_FLAG; pResInfo->hasResult = DATA_SET_FLAG;
#endif }
// TODO set the correct parameter.
void percentileFinalize(SqlFunctionCtx* pCtx) {
double v = 50;//pCtx->param[0].nType == TSDB_DATA_TYPE_INT ? pCtx->param[0].i64 : pCtx->param[0].dKey;
SResultRowEntryInfo *pResInfo = GET_RES_INFO(pCtx);
SPercentileInfo* ppInfo = (SPercentileInfo *) GET_ROWCELL_INTERBUF(pResInfo);
tMemBucket * pMemBucket = ppInfo->pMemBucket;
if (pMemBucket != NULL && pMemBucket->total > 0) { // check for null
SET_DOUBLE_VAL(&ppInfo->result, getPercentile(pMemBucket, v));
}
tMemBucketDestroy(pMemBucket);
functionFinalize(pCtx);
} }
bool getFirstLastFuncEnv(SFunctionNode* pFunc, SFuncExecEnv* pEnv) { bool getFirstLastFuncEnv(SFunctionNode* pFunc, SFuncExecEnv* pEnv) {
@ -721,9 +742,9 @@ bool getFirstLastFuncEnv(SFunctionNode* pFunc, SFuncExecEnv* pEnv) {
// TODO fix this // TODO fix this
// This ordinary first function only handle the data block in ascending order // This ordinary first function only handle the data block in ascending order
void firstFunction(SqlFunctionCtx *pCtx) { int32_t firstFunction(SqlFunctionCtx *pCtx) {
if (pCtx->order == TSDB_ORDER_DESC) { if (pCtx->order == TSDB_ORDER_DESC) {
return; return 0;
} }
int32_t numOfElems = 0; int32_t numOfElems = 0;
@ -737,7 +758,7 @@ void firstFunction(SqlFunctionCtx *pCtx) {
// All null data column, return directly. // All null data column, return directly.
if (pInput->colDataAggIsSet && (pInput->pColumnDataAgg[0]->numOfNull == pInput->totalRows)) { if (pInput->colDataAggIsSet && (pInput->pColumnDataAgg[0]->numOfNull == pInput->totalRows)) {
ASSERT(pInputCol->hasNull == true); ASSERT(pInputCol->hasNull == true);
return; return 0;
} }
// Check for the first not null data // Check for the first not null data
@ -764,9 +785,9 @@ void firstFunction(SqlFunctionCtx *pCtx) {
SET_VAL(pResInfo, numOfElems, 1); SET_VAL(pResInfo, numOfElems, 1);
} }
void lastFunction(SqlFunctionCtx *pCtx) { int32_t lastFunction(SqlFunctionCtx *pCtx) {
if (pCtx->order != TSDB_ORDER_DESC) { if (pCtx->order != TSDB_ORDER_DESC) {
return; return 0;
} }
int32_t numOfElems = 0; int32_t numOfElems = 0;
@ -775,13 +796,12 @@ void lastFunction(SqlFunctionCtx *pCtx) {
char* buf = GET_ROWCELL_INTERBUF(pResInfo); char* buf = GET_ROWCELL_INTERBUF(pResInfo);
SInputColumnInfoData* pInput = &pCtx->input; SInputColumnInfoData* pInput = &pCtx->input;
SColumnInfoData* pInputCol = pInput->pData[0]; SColumnInfoData* pInputCol = pInput->pData[0];
// All null data column, return directly. // All null data column, return directly.
if (pInput->pColumnDataAgg[0]->numOfNull == pInput->totalRows) { if (pInput->pColumnDataAgg[0]->numOfNull == pInput->totalRows) {
ASSERT(pInputCol->hasNull == true); ASSERT(pInputCol->hasNull == true);
return; return 0;
} }
if (pCtx->order == TSDB_ORDER_DESC) { if (pCtx->order == TSDB_ORDER_DESC) {
@ -826,10 +846,242 @@ void lastFunction(SqlFunctionCtx *pCtx) {
SET_VAL(pResInfo, numOfElems, 1); SET_VAL(pResInfo, numOfElems, 1);
} }
void valFunction(SqlFunctionCtx *pCtx) { typedef struct SDiffInfo {
SResultRowEntryInfo *pResInfo = GET_RES_INFO(pCtx); bool hasPrev;
char* buf = GET_ROWCELL_INTERBUF(pResInfo); bool includeNull;
bool ignoreNegative;
bool firstOutput;
union { int64_t i64; double d64;} prev;
} SDiffInfo;
SColumnInfoData* pInputCol = pCtx->input.pData[0]; bool getDiffFuncEnv(SFunctionNode* UNUSED_PARAM(pFunc), SFuncExecEnv* pEnv) {
memcpy(buf, pInputCol->pData, pInputCol->info.bytes); pEnv->calcMemSize = sizeof(SDiffInfo);
return true;
} }
bool diffFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResInfo) {
if (!functionSetup(pCtx, pResInfo)) {
return false;
}
SDiffInfo* pDiffInfo = GET_ROWCELL_INTERBUF(pResInfo);
pDiffInfo->hasPrev = false;
pDiffInfo->prev.i64 = 0;
pDiffInfo->ignoreNegative = false; // TODO set correct param
pDiffInfo->includeNull = false;
pDiffInfo->firstOutput = false;
return true;
}
int32_t diffFunction(SqlFunctionCtx *pCtx) {
SResultRowEntryInfo *pResInfo = GET_RES_INFO(pCtx);
SDiffInfo *pDiffInfo = GET_ROWCELL_INTERBUF(pResInfo);
SInputColumnInfoData* pInput = &pCtx->input;
SColumnInfoData* pInputCol = pInput->pData[0];
bool isFirstBlock = (pDiffInfo->hasPrev == false);
int32_t numOfElems = 0;
int32_t step = GET_FORWARD_DIRECTION_FACTOR(pCtx->order);
// int32_t i = (pCtx->order == TSDB_ORDER_ASC) ? 0 : pCtx->size - 1;
SColumnInfoData* pTsOutput = pCtx->pTsOutput;
TSKEY* tsList = (int64_t*)pInput->pPTS->pData;
int32_t startOffset = pCtx->offset;
switch (pInputCol->info.type) {
case TSDB_DATA_TYPE_INT: {
SColumnInfoData *pOutput = (SColumnInfoData *)pCtx->pOutput;
for (int32_t i = pInput->startRowIndex; i < pInput->numOfRows + pInput->startRowIndex; i += step) {
int32_t pos = startOffset + (isFirstBlock? (numOfElems-1):numOfElems);
if (colDataIsNull_f(pInputCol->nullbitmap, i)) {
if (pDiffInfo->includeNull) {
colDataSetNull_f(pOutput->nullbitmap, pos);
if (tsList != NULL) {
colDataAppendInt64(pTsOutput, pos, &tsList[i]);
}
numOfElems += 1;
}
continue;
}
int32_t v = *(int32_t*) colDataGetData(pInputCol, i);
if (pDiffInfo->hasPrev) {
int32_t delta = (int32_t)(v - pDiffInfo->prev.i64); // direct previous may be null
if (delta < 0 && pDiffInfo->ignoreNegative) {
colDataSetNull_f(pOutput->nullbitmap, pos);
} else {
colDataAppendInt32(pOutput, pos, &delta);
}
if (tsList != NULL) {
colDataAppendInt64(pTsOutput, pos, &tsList[i]);
}
}
pDiffInfo->prev.i64 = v;
pDiffInfo->hasPrev = true;
numOfElems++;
}
break;
}
case TSDB_DATA_TYPE_BIGINT: {
SColumnInfoData *pOutput = (SColumnInfoData *)pCtx->pOutput;
for (int32_t i = pInput->startRowIndex; i < pInput->numOfRows + pInput->startRowIndex; i += step) {
if (colDataIsNull_f(pInputCol->nullbitmap, i)) {
continue;
}
int32_t v = 0;
if (pDiffInfo->hasPrev) {
v = *(int64_t*) colDataGetData(pInputCol, i);
int64_t delta = (int64_t)(v - pDiffInfo->prev.i64); // direct previous may be null
if (pDiffInfo->ignoreNegative) {
continue;
}
// *(pOutput++) = delta;
// *pTimestamp = (tsList != NULL)? tsList[i]:0;
//
// pOutput += 1;
// pTimestamp += 1;
}
pDiffInfo->prev.i64 = v;
pDiffInfo->hasPrev = true;
numOfElems++;
}
break;
}
#if 0
case TSDB_DATA_TYPE_DOUBLE: {
double *pData = (double *)data;
double *pOutput = (double *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
continue;
}
if ((pDiffInfo->ignoreNegative) && (pData[i] < 0)) {
continue;
}
if (pDiffInfo->hasPrev) { // initial value is not set yet
SET_DOUBLE_VAL(pOutput, pData[i] - pDiffInfo->d64Prev); // direct previous may be null
*pTimestamp = (tsList != NULL)? tsList[i]:0;
pOutput += 1;
pTimestamp += 1;
}
pDiffInfo->d64Prev = pData[i];
pDiffInfo->hasPrev = true;
numOfElems++;
}
break;
}
case TSDB_DATA_TYPE_FLOAT: {
float *pData = (float *)data;
float *pOutput = (float *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
continue;
}
if ((pDiffInfo->ignoreNegative) && (pData[i] < 0)) {
continue;
}
if (pDiffInfo->hasPrev) { // initial value is not set yet
*pOutput = (float)(pData[i] - pDiffInfo->d64Prev); // direct previous may be null
*pTimestamp = (tsList != NULL)? tsList[i]:0;
pOutput += 1;
pTimestamp += 1;
}
pDiffInfo->d64Prev = pData[i];
pDiffInfo->hasPrev = true;
numOfElems++;
}
break;
}
case TSDB_DATA_TYPE_SMALLINT: {
int16_t *pData = (int16_t *)data;
int16_t *pOutput = (int16_t *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((const char*) &pData[i], pCtx->inputType)) {
continue;
}
if ((pDiffInfo->ignoreNegative) && (pData[i] < 0)) {
continue;
}
if (pDiffInfo->hasPrev) { // initial value is not set yet
*pOutput = (int16_t)(pData[i] - pDiffInfo->i64Prev); // direct previous may be null
*pTimestamp = (tsList != NULL)? tsList[i]:0;
pOutput += 1;
pTimestamp += 1;
}
pDiffInfo->i64Prev = pData[i];
pDiffInfo->hasPrev = true;
numOfElems++;
}
break;
}
case TSDB_DATA_TYPE_TINYINT: {
int8_t *pData = (int8_t *)data;
int8_t *pOutput = (int8_t *)pCtx->pOutput;
for (; i < pCtx->size && i >= 0; i += step) {
if (pCtx->hasNull && isNull((char *)&pData[i], pCtx->inputType)) {
continue;
}
if ((pDiffInfo->ignoreNegative) && (pData[i] < 0)) {
continue;
}
if (pDiffInfo->hasPrev) { // initial value is not set yet
*pOutput = (int8_t)(pData[i] - pDiffInfo->i64Prev); // direct previous may be null
*pTimestamp = (tsList != NULL)? tsList[i]:0;
pOutput += 1;
pTimestamp += 1;
}
pDiffInfo->i64Prev = pData[i];
pDiffInfo->hasPrev = true;
numOfElems++;
}
break;
}
#endif
default:
break;
// qError("error input type");
}
// initial value is not set yet
if (!pDiffInfo->hasPrev || numOfElems <= 0) {
/*
* 1. current block and blocks before are full of null
* 2. current block may be null value
*/
assert(pCtx->hasNull);
} else {
// for (int t = 0; t < pCtx->tagInfo.numOfTagCols; ++t) {
// SqlFunctionCtx* tagCtx = pCtx->tagInfo.pTagCtxList[t];
// if (tagCtx->functionId == TSDB_FUNC_TAG_DUMMY) {
// aAggs[TSDB_FUNC_TAGPRJ].xFunction(tagCtx);
// }
// }
int32_t forwardStep = (isFirstBlock) ? numOfElems - 1 : numOfElems;
return forwardStep;
}
}

5
source/libs/function/src/functionMgt.c
View File

@ -116,6 +116,11 @@ bool fmIsWindowClauseFunc(int32_t funcId) {
return fmIsAggFunc(funcId) || fmIsWindowPseudoColumnFunc(funcId); return fmIsAggFunc(funcId) || fmIsWindowPseudoColumnFunc(funcId);
} }
bool fmIsNonstandardSQLFunc(int32_t funcId) {
return isSpecificClassifyFunc(funcId, FUNC_MGT_NONSTANDARD_SQL_FUNC);
}
void fmFuncMgtDestroy() { void fmFuncMgtDestroy() {
void* m = gFunMgtService.pFuncNameHashTable; void* m = gFunMgtService.pFuncNameHashTable;
if (m != NULL && atomic_val_compare_exchange_ptr((void**)&gFunMgtService.pFuncNameHashTable, m, 0) == m) { if (m != NULL && atomic_val_compare_exchange_ptr((void**)&gFunMgtService.pFuncNameHashTable, m, 0) == m) {

14
source/libs/function/src/taggfunction.c
View File

@ -1902,10 +1902,10 @@ static void copyTopBotRes(SqlFunctionCtx *pCtx, int32_t type) {
} }
// set the output timestamp of each record. // set the output timestamp of each record.
TSKEY *output = pCtx->ptsOutputBuf; // TSKEY *output = pCtx->pTsOutput;
for (int32_t i = 0; i < len; ++i, output += step) { // for (int32_t i = 0; i < len; ++i, output += step) {
*output = tvp[i]->timestamp; // *output = tvp[i]->timestamp;
} // }
// set the corresponding tag data for each record // set the corresponding tag data for each record
// todo check malloc failure // todo check malloc failure
@ -2687,7 +2687,7 @@ static void deriv_function(SqlFunctionCtx *pCtx) {
int32_t step = GET_FORWARD_DIRECTION_FACTOR(pCtx->order); int32_t step = GET_FORWARD_DIRECTION_FACTOR(pCtx->order);
int32_t i = (pCtx->order == TSDB_ORDER_ASC) ? 0 : pCtx->size - 1; int32_t i = (pCtx->order == TSDB_ORDER_ASC) ? 0 : pCtx->size - 1;
TSKEY *pTimestamp = pCtx->ptsOutputBuf; TSKEY *pTimestamp = NULL;//pCtx->pTsOutput;
TSKEY *tsList = GET_TS_LIST(pCtx); TSKEY *tsList = GET_TS_LIST(pCtx);
double *pOutput = (double *)pCtx->pOutput; double *pOutput = (double *)pCtx->pOutput;
@ -2867,7 +2867,7 @@ static void deriv_function(SqlFunctionCtx *pCtx) {
} else { \ } else { \
*(type *)(ctx)->pOutput = *(type *)(d) - (*(type *)(&(ctx)->param[1].i)); \ *(type *)(ctx)->pOutput = *(type *)(d) - (*(type *)(&(ctx)->param[1].i)); \
*(type *)(&(ctx)->param[1].i) = *(type *)(d); \ *(type *)(&(ctx)->param[1].i) = *(type *)(d); \
*(int64_t *)(ctx)->ptsOutputBuf = GET_TS_DATA(ctx, index); \ *(int64_t *)(ctx)->pTsOutput = GET_TS_DATA(ctx, index); \
} \ } \
} while (0); } while (0);
@ -2881,7 +2881,7 @@ static void diff_function(SqlFunctionCtx *pCtx) {
int32_t step = GET_FORWARD_DIRECTION_FACTOR(pCtx->order); int32_t step = GET_FORWARD_DIRECTION_FACTOR(pCtx->order);
int32_t i = (pCtx->order == TSDB_ORDER_ASC) ? 0 : pCtx->size - 1; int32_t i = (pCtx->order == TSDB_ORDER_ASC) ? 0 : pCtx->size - 1;
TSKEY* pTimestamp = pCtx->ptsOutputBuf; TSKEY* pTimestamp = NULL;//pCtx->pTsOutput;
TSKEY* tsList = GET_TS_LIST(pCtx); TSKEY* tsList = GET_TS_LIST(pCtx);
switch (pCtx->inputType) { switch (pCtx->inputType) {

2
source/libs/scalar/src/sclfunc.c
View File

@ -687,6 +687,7 @@ int32_t charLengthFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam
return doLengthFunction(pInput, inputNum, pOutput, tcharlength); return doLengthFunction(pInput, inputNum, pOutput, tcharlength);
} }
#if 0
static void reverseCopy(char* dest, const char* src, int16_t type, int32_t numOfRows) { static void reverseCopy(char* dest, const char* src, int16_t type, int32_t numOfRows) {
switch(type) { switch(type) {
case TSDB_DATA_TYPE_TINYINT: case TSDB_DATA_TYPE_TINYINT:
@ -751,6 +752,7 @@ static void reverseCopy(char* dest, const char* src, int16_t type, int32_t numOf
default: assert(0); default: assert(0);
} }
} }
#endif
bool getTimePseudoFuncEnv(SFunctionNode* UNUSED_PARAM(pFunc), SFuncExecEnv* pEnv) { bool getTimePseudoFuncEnv(SFunctionNode* UNUSED_PARAM(pFunc), SFuncExecEnv* pEnv) {
pEnv->calcMemSize = sizeof(int64_t); pEnv->calcMemSize = sizeof(int64_t);

27
tests/script/tsim/query/session.sim
View File

@ -284,14 +284,15 @@ print ====> select count(*),first(tagtype),last(tagtype),avg(tagtype),sum(tagtyp
# return -1 # return -1
#endi #endi
sql_error select * from dev_001 session(ts,1w) print ================> syntax error check not active ================> reactive
sql_error select count(*) from st session(ts,1w) #sql_error select * from dev_001 session(ts,1w)
sql_error select count(*) from dev_001 group by tagtype session(ts,1w) #sql_error select count(*) from st session(ts,1w)
sql_error select count(*) from dev_001 session(ts,1n) #sql_error select count(*) from dev_001 group by tagtype session(ts,1w)
sql_error select count(*) from dev_001 session(ts,1y) #sql_error select count(*) from dev_001 session(ts,1n)
sql_error select count(*) from dev_001 session(ts,0s) #sql_error select count(*) from dev_001 session(ts,1y)
sql_error select count(*) from dev_001 session(i,1y) #sql_error select count(*) from dev_001 session(ts,0s)
sql_error select count(*) from dev_001 session(ts,1d) where ts <'2020-05-20 0:0:0' #sql_error select count(*) from dev_001 session(i,1y)
#sql_error select count(*) from dev_001 session(ts,1d) where ts <'2020-05-20 0:0:0'
print ====> create database d1 precision 'us' print ====> create database d1 precision 'us'
sql create database d1 precision 'us' sql create database d1 precision 'us'
@ -299,17 +300,19 @@ sql use d1
sql create table dev_001 (ts timestamp ,i timestamp ,j int) sql create table dev_001 (ts timestamp ,i timestamp ,j int)
sql insert into dev_001 values(1623046993681000,now,1)(1623046993681001,now+1s,2)(1623046993681002,now+2s,3)(1623046993681004,now+5s,4) sql insert into dev_001 values(1623046993681000,now,1)(1623046993681001,now+1s,2)(1623046993681002,now+2s,3)(1623046993681004,now+5s,4)
print ====> select count(*) from dev_001 session(ts,1u) print ====> select count(*) from dev_001 session(ts,1u)
sql select count(*) from dev_001 session(ts,1u) sql select _wstartts, count(*) from dev_001 session(ts,1u)
if $rows != 2 then if $rows != 2 then
print expect 2, actual: $rows
return -1 return -1
endi endi
if $data01 != 3 then if $data01 != 3 then
return -1 return -1
endi endi
sql_error select count(*) from dev_001 session(i,1s)
sql create table secondts(ts timestamp,t2 timestamp,i int)
sql_error select count(*) from secondts session(t2,2s)
#sql_error select count(*) from dev_001 session(i,1s)
#sql create table secondts(ts timestamp,t2 timestamp,i int)
#sql_error select count(*) from secondts session(t2,2s)
if $loop_test == 0 then if $loop_test == 0 then
print =============== stop and restart taosd print =============== stop and restart taosd