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TDengine

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Star 22016
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T
TDengine
提交 c6daa68e 编写于 作者: H Haojun Liao
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enh(query): opt merge life cycle.

上级 7360a6b6
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Showing with 127 addition and 134 deletion
source/dnode/vnode/src/inc/tsdb.h
浏览文件 @ c6daa68e
...@@ -126,11 +126,13 @@ SColVal *tsdbRowIterNext(STSDBRowIter *pIter); ...@@ -126,11 +126,13 @@ SColVal *tsdbRowIterNext(STSDBRowIter *pIter);
// SRowMerger // SRowMerger
int32_t tsdbRowMergerInit(SRowMerger *pMerger, STSchema *pResTSchema, TSDBROW *pRow, STSchema *pTSchema); int32_t tsdbRowMergerInit(SRowMerger *pMerger, STSchema *pResTSchema, TSDBROW *pRow, STSchema *pTSchema);
int32_t tsdbRowMergerAdd(SRowMerger *pMerger, TSDBROW *pRow, STSchema *pTSchema); int32_t tsdbRowMergerAdd(SRowMerger *pMerger, TSDBROW *pRow, STSchema *pTSchema);
// int32_t tsdbRowMergerInit(SRowMerger *pMerger, TSDBROW *pRow, STSchema *pTSchema);
void tsdbRowMergerClear(SRowMerger *pMerger); void tsdbRowMergerClear(SRowMerger *pMerger);
// int32_t tsdbRowMerge(SRowMerger *pMerger, TSDBROW *pRow);
int32_t tsdbRowMergerGetRow(SRowMerger *pMerger, SRow **ppRow); int32_t tsdbRowMergerGetRow(SRowMerger *pMerger, SRow **ppRow);
int32_t tsdbRowMergerInit_rv(SRowMerger* pMerger, STSchema *pSchema);
void tsdbRowMergerClear_rv(SRowMerger* pMerger);
void tsdbRowMergerCleanup_rv(SRowMerger* pMerger);
// TABLEID // TABLEID
int32_t tTABLEIDCmprFn(const void *p1, const void *p2); int32_t tTABLEIDCmprFn(const void *p1, const void *p2);
// TSDBKEY // TSDBKEY
......
source/dnode/vnode/src/tsdb/tsdbRead.c
浏览文件 @ c6daa68e
...@@ -157,6 +157,7 @@ typedef struct SReaderStatus { ...@@ -157,6 +157,7 @@ typedef struct SReaderStatus {
SFilesetIter fileIter; SFilesetIter fileIter;
SDataBlockIter blockIter; SDataBlockIter blockIter;
SLDataIter* pLDataIter; SLDataIter* pLDataIter;
SRowMerger merger;
} SReaderStatus; } SReaderStatus;
typedef struct SBlockInfoBuf { typedef struct SBlockInfoBuf {
...@@ -166,6 +167,15 @@ typedef struct SBlockInfoBuf { ...@@ -166,6 +167,15 @@ typedef struct SBlockInfoBuf {
int32_t numOfTables; int32_t numOfTables;
} SBlockInfoBuf; } SBlockInfoBuf;
typedef struct STsdbReaderAttr {
STSchema* pSchema;
EReadMode readMode;
uint64_t rowsNum;
STimeWindow window;
bool freeBlock;
SVersionRange verRange;
} STsdbReaderAttr;
struct STsdbReader { struct STsdbReader {
STsdb* pTsdb; STsdb* pTsdb;
SVersionRange verRange; SVersionRange verRange;
...@@ -185,28 +195,26 @@ struct STsdbReader { ...@@ -185,28 +195,26 @@ struct STsdbReader {
SBlockLoadSuppInfo suppInfo; SBlockLoadSuppInfo suppInfo;
STsdbReadSnap* pReadSnap; STsdbReadSnap* pReadSnap;
SIOCostSummary cost; SIOCostSummary cost;
STSchema* pSchema; // the newest version schema STSchema* pSchema; // the newest version schema
SSHashObj* pSchemaMap; // keep the retrieved schema info, to avoid the overhead by repeatly load schema SSHashObj* pSchemaMap; // keep the retrieved schema info, to avoid the overhead by repeatly load schema
SDataFReader* pFileReader; // the file reader SDataFReader* pFileReader; // the file reader
SDelFReader* pDelFReader; // the del file reader SDelFReader* pDelFReader; // the del file reader
SArray* pDelIdx; // del file block index; SArray* pDelIdx; // del file block index;
SBlockInfoBuf blockInfoBuf; SBlockInfoBuf blockInfoBuf;
int32_t step; int32_t step;
STsdbReader* innerReader[2]; STsdbReader* innerReader[2];
}; };
static SFileDataBlockInfo* getCurrentBlockInfo(SDataBlockIter* pBlockIter); static SFileDataBlockInfo* getCurrentBlockInfo(SDataBlockIter* pBlockIter);
static int buildDataBlockFromBufImpl(STableBlockScanInfo* pBlockScanInfo, int64_t endKey, int32_t capacity, static int buildDataBlockFromBufImpl(STableBlockScanInfo* pBlockScanInfo, int64_t endKey, int32_t capacity,
STsdbReader* pReader); STsdbReader* pReader);
static TSDBROW* getValidMemRow(SIterInfo* pIter, const SArray* pDelList, STsdbReader* pReader); static TSDBROW* getValidMemRow(SIterInfo* pIter, const SArray* pDelList, STsdbReader* pReader);
static int32_t doMergeRowsInFileBlocks(SBlockData* pBlockData, STableBlockScanInfo* pScanInfo, STsdbReader* pReader, static int32_t doMergeRowsInFileBlocks(SBlockData* pBlockData, STableBlockScanInfo* pScanInfo, STsdbReader* pReader);
SRowMerger* pMerger);
static int32_t doMergeRowsInLastBlock(SLastBlockReader* pLastBlockReader, STableBlockScanInfo* pScanInfo, int64_t ts, static int32_t doMergeRowsInLastBlock(SLastBlockReader* pLastBlockReader, STableBlockScanInfo* pScanInfo, int64_t ts,
SRowMerger* pMerger, SVersionRange* pVerRange, const char* id); SRowMerger* pMerger, SVersionRange* pVerRange, const char* id);
static int32_t doMergeRowsInBuf(SIterInfo* pIter, uint64_t uid, int64_t ts, SArray* pDelList, SRowMerger* pMerger, static int32_t doMergeRowsInBuf(SIterInfo* pIter, uint64_t uid, int64_t ts, SArray* pDelList, STsdbReader* pReader);
STsdbReader* pReader);
static int32_t doAppendRowFromTSRow(SSDataBlock* pBlock, STsdbReader* pReader, SRow* pTSRow, static int32_t doAppendRowFromTSRow(SSDataBlock* pBlock, STsdbReader* pReader, SRow* pTSRow,
STableBlockScanInfo* pInfo); STableBlockScanInfo* pScanInfo);
static int32_t doAppendRowFromFileBlock(SSDataBlock* pResBlock, STsdbReader* pReader, SBlockData* pBlockData, static int32_t doAppendRowFromFileBlock(SSDataBlock* pResBlock, STsdbReader* pReader, SBlockData* pBlockData,
int32_t rowIndex); int32_t rowIndex);
static void setComposedBlockFlag(STsdbReader* pReader, bool composed); static void setComposedBlockFlag(STsdbReader* pReader, bool composed);
...@@ -214,7 +222,7 @@ static bool hasBeenDropped(const SArray* pDelList, int32_t* index, TSDBKEY* ...@@ -214,7 +222,7 @@ static bool hasBeenDropped(const SArray* pDelList, int32_t* index, TSDBKEY*
SVersionRange* pVerRange); SVersionRange* pVerRange);
static int32_t doMergeMemTableMultiRows(TSDBROW* pRow, uint64_t uid, SIterInfo* pIter, SArray* pDelList, static int32_t doMergeMemTableMultiRows(TSDBROW* pRow, uint64_t uid, SIterInfo* pIter, SArray* pDelList,
TSDBROW* pTSRow, STsdbReader* pReader, bool* freeTSRow); TSDBROW* pResRow, STsdbReader* pReader, bool* freeTSRow);
static int32_t doMergeMemIMemRows(TSDBROW* pRow, TSDBROW* piRow, STableBlockScanInfo* pBlockScanInfo, static int32_t doMergeMemIMemRows(TSDBROW* pRow, TSDBROW* piRow, STableBlockScanInfo* pBlockScanInfo,
STsdbReader* pReader, SRow** pTSRow); STsdbReader* pReader, SRow** pTSRow);
static int32_t mergeRowsInFileBlocks(SBlockData* pBlockData, STableBlockScanInfo* pBlockScanInfo, int64_t key, static int32_t mergeRowsInFileBlocks(SBlockData* pBlockData, STableBlockScanInfo* pBlockScanInfo, int64_t key,
...@@ -235,7 +243,7 @@ static int32_t getInitialDelIndex(const SArray* pDelSkyline, int32_t order ...@@ -235,7 +243,7 @@ static int32_t getInitialDelIndex(const SArray* pDelSkyline, int32_t order
static STableBlockScanInfo* getTableBlockScanInfo(SSHashObj* pTableMap, uint64_t uid, const char* id); static STableBlockScanInfo* getTableBlockScanInfo(SSHashObj* pTableMap, uint64_t uid, const char* id);
static FORCE_INLINE STSchema* getLatestTableSchema(STsdbReader* pReader, uint64_t uid); static STSchema* getLatestTableSchema(STsdbReader* pReader, uint64_t uid);
static bool outOfTimeWindow(int64_t ts, STimeWindow* pWindow) { return (ts > pWindow->ekey) || (ts < pWindow->skey); } static bool outOfTimeWindow(int64_t ts, STimeWindow* pWindow) { return (ts > pWindow->ekey) || (ts < pWindow->skey); }
...@@ -1889,7 +1897,7 @@ static bool tryCopyDistinctRowFromSttBlock(TSDBROW* fRow, SLastBlockReader* pLas ...@@ -1889,7 +1897,7 @@ static bool tryCopyDistinctRowFromSttBlock(TSDBROW* fRow, SLastBlockReader* pLas
return code; return code;
} }
static FORCE_INLINE STSchema* getLatestTableSchema(STsdbReader* pReader, uint64_t uid) { STSchema* getLatestTableSchema(STsdbReader* pReader, uint64_t uid) {
if (pReader->pSchema != NULL) { if (pReader->pSchema != NULL) {
return pReader->pSchema; return pReader->pSchema;
} }
...@@ -1912,6 +1920,12 @@ static FORCE_INLINE STSchema* doGetSchemaForTSRow(int32_t sversion, STsdbReader* ...@@ -1912,6 +1920,12 @@ static FORCE_INLINE STSchema* doGetSchemaForTSRow(int32_t sversion, STsdbReader*
terrno = code; terrno = code;
return NULL; return NULL;
} }
code = tsdbRowMergerInit_rv(&pReader->status.merger, pReader->pSchema);
if (code != 0) {
terrno = code;
return NULL;
}
} }
if (pReader->pSchema && sversion == pReader->pSchema->version) { if (pReader->pSchema && sversion == pReader->pSchema->version) {
...@@ -1989,11 +2003,11 @@ static int32_t doMergeBufAndFileRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -1989,11 +2003,11 @@ static int32_t doMergeBufAndFileRows(STsdbReader* pReader, STableBlockScanInfo*
if (pReader->order == TSDB_ORDER_ASC) { if (pReader->order == TSDB_ORDER_ASC) {
if (minKey == key) { if (minKey == key) {
init = true; // todo check if pReader->pSchema is null or not init = true; // todo check if pReader->pSchema is null or not
int32_t code = tsdbRowMergerInit(&merge, NULL, &fRow, pReader->pSchema); int32_t code = tsdbRowMergerAdd(&pReader->status.merger, &fRow, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader, &merge); doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader);
} }
if (minKey == tsLast) { if (minKey == tsLast) {
...@@ -2002,7 +2016,7 @@ static int32_t doMergeBufAndFileRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2002,7 +2016,7 @@ static int32_t doMergeBufAndFileRows(STsdbReader* pReader, STableBlockScanInfo*
tsdbRowMergerAdd(&merge, &fRow1, NULL); tsdbRowMergerAdd(&merge, &fRow1, NULL);
} else { } else {
init = true; init = true;
int32_t code = tsdbRowMergerInit(&merge, NULL, &fRow1, pReader->pSchema); int32_t code = tsdbRowMergerAdd(&pReader->status.merger, &fRow1, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2019,12 +2033,12 @@ static int32_t doMergeBufAndFileRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2019,12 +2033,12 @@ static int32_t doMergeBufAndFileRows(STsdbReader* pReader, STableBlockScanInfo*
tsdbRowMergerAdd(&merge, pRow, pSchema); tsdbRowMergerAdd(&merge, pRow, pSchema);
} else { } else {
init = true; init = true;
int32_t code = tsdbRowMergerInit(&merge, NULL, pRow, pSchema); int32_t code = tsdbRowMergerAdd(&pReader->status.merger, pRow, pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
} }
int32_t code = doMergeRowsInBuf(pIter, pBlockScanInfo->uid, k.ts, pBlockScanInfo->delSkyline, &merge, pReader); int32_t code = doMergeRowsInBuf(pIter, pBlockScanInfo->uid, k.ts, pBlockScanInfo->delSkyline, pReader);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2037,12 +2051,12 @@ static int32_t doMergeBufAndFileRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2037,12 +2051,12 @@ static int32_t doMergeBufAndFileRows(STsdbReader* pReader, STableBlockScanInfo*
return terrno; return terrno;
} }
int32_t code = tsdbRowMergerInit(&merge, NULL, pRow, pSchema); int32_t code = tsdbRowMergerAdd(&pReader->status.merger, pRow, pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
code = doMergeRowsInBuf(pIter, pBlockScanInfo->uid, k.ts, pBlockScanInfo->delSkyline, &merge, pReader); code = doMergeRowsInBuf(pIter, pBlockScanInfo->uid, k.ts, pBlockScanInfo->delSkyline, pReader);
if (code != TSDB_CODE_SUCCESS || merge.pTSchema == NULL) { if (code != TSDB_CODE_SUCCESS || merge.pTSchema == NULL) {
return code; return code;
} }
...@@ -2054,7 +2068,7 @@ static int32_t doMergeBufAndFileRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2054,7 +2068,7 @@ static int32_t doMergeBufAndFileRows(STsdbReader* pReader, STableBlockScanInfo*
tsdbRowMergerAdd(&merge, &fRow1, NULL); tsdbRowMergerAdd(&merge, &fRow1, NULL);
} else { } else {
init = true; init = true;
int32_t code = tsdbRowMergerInit(&merge, NULL, &fRow1, pReader->pSchema); int32_t code = tsdbRowMergerAdd(&pReader->status.merger, &fRow1, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2067,12 +2081,12 @@ static int32_t doMergeBufAndFileRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2067,12 +2081,12 @@ static int32_t doMergeBufAndFileRows(STsdbReader* pReader, STableBlockScanInfo*
tsdbRowMergerAdd(&merge, &fRow, NULL); tsdbRowMergerAdd(&merge, &fRow, NULL);
} else { } else {
init = true; init = true;
int32_t code = tsdbRowMergerInit(&merge, NULL, &fRow, pReader->pSchema); int32_t code = tsdbRowMergerAdd(&pReader->status.merger, &fRow, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
} }
doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader, &merge); doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader);
} }
} }
...@@ -2112,7 +2126,7 @@ static int32_t doMergeFileBlockAndLastBlock(SLastBlockReader* pLastBlockReader, ...@@ -2112,7 +2126,7 @@ static int32_t doMergeFileBlockAndLastBlock(SLastBlockReader* pLastBlockReader,
pBlockScanInfo->lastKey = tsLastBlock; pBlockScanInfo->lastKey = tsLastBlock;
return TSDB_CODE_SUCCESS; return TSDB_CODE_SUCCESS;
} else { } else {
code = tsdbRowMergerInit(&merge, NULL, &fRow, pReader->pSchema); code = tsdbRowMergerAdd(&pReader->status.merger, &fRow, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2136,7 +2150,7 @@ static int32_t doMergeFileBlockAndLastBlock(SLastBlockReader* pLastBlockReader, ...@@ -2136,7 +2150,7 @@ static int32_t doMergeFileBlockAndLastBlock(SLastBlockReader* pLastBlockReader,
} }
} }
} else { // not merge block data } else { // not merge block data
code = tsdbRowMergerInit(&merge, NULL, &fRow, pReader->pSchema); code = tsdbRowMergerAdd(&pReader->status.merger, &fRow, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2145,7 +2159,7 @@ static int32_t doMergeFileBlockAndLastBlock(SLastBlockReader* pLastBlockReader, ...@@ -2145,7 +2159,7 @@ static int32_t doMergeFileBlockAndLastBlock(SLastBlockReader* pLastBlockReader,
// merge with block data if ts == key // merge with block data if ts == key
if (tsLastBlock == pBlockData->aTSKEY[pDumpInfo->rowIndex]) { if (tsLastBlock == pBlockData->aTSKEY[pDumpInfo->rowIndex]) {
doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader, &merge); doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader);
} }
code = tsdbRowMergerGetRow(&merge, &pTSRow); code = tsdbRowMergerGetRow(&merge, &pTSRow);
...@@ -2185,22 +2199,22 @@ static int32_t mergeFileBlockAndLastBlock(STsdbReader* pReader, SLastBlockReader ...@@ -2185,22 +2199,22 @@ static int32_t mergeFileBlockAndLastBlock(STsdbReader* pReader, SLastBlockReader
if (key < ts) { // imem, mem are all empty, file blocks (data blocks and last block) exist if (key < ts) { // imem, mem are all empty, file blocks (data blocks and last block) exist
return mergeRowsInFileBlocks(pBlockData, pBlockScanInfo, key, pReader); return mergeRowsInFileBlocks(pBlockData, pBlockScanInfo, key, pReader);
} else if (key == ts) { } else if (key == ts) {
SRow* pTSRow = NULL; SRow* pTSRow = NULL;
SRowMerger merge = {0}; SRowMerger* pMerger = &pReader->status.merger;
int32_t code = tsdbRowMergerInit(&merge, NULL, &fRow, pReader->pSchema); int32_t code = tsdbRowMergerAdd(pMerger, &fRow, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader, &merge); doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader);
TSDBROW fRow1 = tMergeTreeGetRow(&pLastBlockReader->mergeTree); TSDBROW fRow1 = tMergeTreeGetRow(&pLastBlockReader->mergeTree);
tsdbRowMergerAdd(&merge, &fRow1, NULL); tsdbRowMergerAdd(pMerger, &fRow1, NULL);
doMergeRowsInLastBlock(pLastBlockReader, pBlockScanInfo, ts, &merge, &pReader->verRange, pReader->idStr); doMergeRowsInLastBlock(pLastBlockReader, pBlockScanInfo, ts, pMerger, &pReader->verRange, pReader->idStr);
code = tsdbRowMergerGetRow(&merge, &pTSRow); code = tsdbRowMergerGetRow(pMerger, &pTSRow);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2208,7 +2222,7 @@ static int32_t mergeFileBlockAndLastBlock(STsdbReader* pReader, SLastBlockReader ...@@ -2208,7 +2222,7 @@ static int32_t mergeFileBlockAndLastBlock(STsdbReader* pReader, SLastBlockReader
code = doAppendRowFromTSRow(pReader->pResBlock, pReader, pTSRow, pBlockScanInfo); code = doAppendRowFromTSRow(pReader->pResBlock, pReader, pTSRow, pBlockScanInfo);
taosMemoryFree(pTSRow); taosMemoryFree(pTSRow);
tsdbRowMergerClear(&merge); tsdbRowMergerClear_rv(pMerger);
return code; return code;
} else { } else {
return TSDB_CODE_SUCCESS; return TSDB_CODE_SUCCESS;
...@@ -2296,12 +2310,12 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2296,12 +2310,12 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo*
if (minKey == key) { if (minKey == key) {
init = true; init = true;
TSDBROW fRow = tsdbRowFromBlockData(pBlockData, pDumpInfo->rowIndex); TSDBROW fRow = tsdbRowFromBlockData(pBlockData, pDumpInfo->rowIndex);
code = tsdbRowMergerInit(&merge, NULL, &fRow, pReader->pSchema); code = tsdbRowMergerAdd(&pReader->status.merger, &fRow, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader, &merge); doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader);
} }
if (minKey == tsLast) { if (minKey == tsLast) {
...@@ -2310,7 +2324,7 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2310,7 +2324,7 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo*
tsdbRowMergerAdd(&merge, &fRow1, NULL); tsdbRowMergerAdd(&merge, &fRow1, NULL);
} else { } else {
init = true; init = true;
code = tsdbRowMergerInit(&merge, NULL, &fRow1, pReader->pSchema); code = tsdbRowMergerAdd(&pReader->status.merger, &fRow1, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2324,14 +2338,13 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2324,14 +2338,13 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo*
tsdbRowMergerAdd(&merge, piRow, piSchema); tsdbRowMergerAdd(&merge, piRow, piSchema);
} else { } else {
init = true; init = true;
code = tsdbRowMergerInit(&merge, pSchema, piRow, piSchema); code = tsdbRowMergerAdd(&pReader->status.merger, piRow, piSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
} }
code = doMergeRowsInBuf(&pBlockScanInfo->iiter, pBlockScanInfo->uid, ik.ts, pBlockScanInfo->delSkyline, &merge, code = doMergeRowsInBuf(&pBlockScanInfo->iiter, pBlockScanInfo->uid, ik.ts, pBlockScanInfo->delSkyline, pReader);
pReader);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2346,13 +2359,12 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2346,13 +2359,12 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo*
tsdbRowMergerAdd(&merge, pRow, pSchema); tsdbRowMergerAdd(&merge, pRow, pSchema);
} else { } else {
// STSchema* pSchema = doGetSchemaForTSRow(TSDBROW_SVERSION(pRow), pReader, pBlockScanInfo->uid); // STSchema* pSchema = doGetSchemaForTSRow(TSDBROW_SVERSION(pRow), pReader, pBlockScanInfo->uid);
code = tsdbRowMergerInit(&merge, NULL, pRow, pSchema); code = tsdbRowMergerAdd(&pReader->status.merger, pRow, pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
} }
code = doMergeRowsInBuf(&pBlockScanInfo->iter, pBlockScanInfo->uid, k.ts, pBlockScanInfo->delSkyline, &merge, code = doMergeRowsInBuf(&pBlockScanInfo->iter, pBlockScanInfo->uid, k.ts, pBlockScanInfo->delSkyline, pReader);
pReader);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2360,13 +2372,12 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2360,13 +2372,12 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo*
} else { } else {
if (minKey == k.ts) { if (minKey == k.ts) {
init = true; init = true;
code = tsdbRowMergerInit(&merge, NULL, pRow, pSchema); code = tsdbRowMergerAdd(&pReader->status.merger, pRow, pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
code = doMergeRowsInBuf(&pBlockScanInfo->iter, pBlockScanInfo->uid, k.ts, pBlockScanInfo->delSkyline, &merge, code = doMergeRowsInBuf(&pBlockScanInfo->iter, pBlockScanInfo->uid, k.ts, pBlockScanInfo->delSkyline, pReader);
pReader);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2377,14 +2388,12 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2377,14 +2388,12 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo*
tsdbRowMergerAdd(&merge, piRow, piSchema); tsdbRowMergerAdd(&merge, piRow, piSchema);
} else { } else {
init = true; init = true;
// STSchema* pSchema = doGetSchemaForTSRow(TSDBROW_SVERSION(piRow), pReader, pBlockScanInfo->uid); code = tsdbRowMergerAdd(&pReader->status.merger, piRow, piSchema);
code = tsdbRowMergerInit(&merge, pSchema, piRow, piSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
} }
code = doMergeRowsInBuf(&pBlockScanInfo->iiter, pBlockScanInfo->uid, ik.ts, pBlockScanInfo->delSkyline, &merge, code = doMergeRowsInBuf(&pBlockScanInfo->iiter, pBlockScanInfo->uid, ik.ts, pBlockScanInfo->delSkyline, pReader);
pReader);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2396,7 +2405,7 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2396,7 +2405,7 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo*
tsdbRowMergerAdd(&merge, &fRow1, NULL); tsdbRowMergerAdd(&merge, &fRow1, NULL);
} else { } else {
init = true; init = true;
code = tsdbRowMergerInit(&merge, NULL, &fRow1, pReader->pSchema); code = tsdbRowMergerAdd(&pReader->status.merger, &fRow1, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2407,7 +2416,7 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2407,7 +2416,7 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo*
if (minKey == key) { if (minKey == key) {
TSDBROW fRow = tsdbRowFromBlockData(pBlockData, pDumpInfo->rowIndex); TSDBROW fRow = tsdbRowFromBlockData(pBlockData, pDumpInfo->rowIndex);
if (!init) { if (!init) {
code = tsdbRowMergerInit(&merge, NULL, &fRow, pReader->pSchema); code = tsdbRowMergerAdd(&pReader->status.merger, &fRow, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2417,7 +2426,7 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo* ...@@ -2417,7 +2426,7 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo*
} }
tsdbRowMergerAdd(&merge, &fRow, NULL); tsdbRowMergerAdd(&merge, &fRow, NULL);
} }
doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader, &merge); doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader);
} }
} }
...@@ -2598,15 +2607,13 @@ int32_t mergeRowsInFileBlocks(SBlockData* pBlockData, STableBlockScanInfo* pBloc ...@@ -2598,15 +2607,13 @@ int32_t mergeRowsInFileBlocks(SBlockData* pBlockData, STableBlockScanInfo* pBloc
TSDBROW fRow = tsdbRowFromBlockData(pBlockData, pDumpInfo->rowIndex); TSDBROW fRow = tsdbRowFromBlockData(pBlockData, pDumpInfo->rowIndex);
SRow* pTSRow = NULL; SRow* pTSRow = NULL;
SRowMerger merge = {0}; code = tsdbRowMergerAdd(&pReader->status.merger, &fRow, pReader->pSchema);
code = tsdbRowMergerInit(&merge, NULL, &fRow, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader, &merge); doMergeRowsInFileBlocks(pBlockData, pBlockScanInfo, pReader);
code = tsdbRowMergerGetRow(&merge, &pTSRow); code = tsdbRowMergerGetRow(&pReader->status.merger, &pTSRow);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -2614,7 +2621,7 @@ int32_t mergeRowsInFileBlocks(SBlockData* pBlockData, STableBlockScanInfo* pBloc ...@@ -2614,7 +2621,7 @@ int32_t mergeRowsInFileBlocks(SBlockData* pBlockData, STableBlockScanInfo* pBloc
code = doAppendRowFromTSRow(pReader->pResBlock, pReader, pTSRow, pBlockScanInfo); code = doAppendRowFromTSRow(pReader->pResBlock, pReader, pTSRow, pBlockScanInfo);
taosMemoryFree(pTSRow); taosMemoryFree(pTSRow);
tsdbRowMergerClear(&merge); tsdbRowMergerClear_rv(&pReader->status.merger);
return code; return code;
} }
} }
...@@ -3685,8 +3692,9 @@ TSDBROW* getValidMemRow(SIterInfo* pIter, const SArray* pDelList, STsdbReader* p ...@@ -3685,8 +3692,9 @@ TSDBROW* getValidMemRow(SIterInfo* pIter, const SArray* pDelList, STsdbReader* p
} }
} }
int32_t doMergeRowsInBuf(SIterInfo* pIter, uint64_t uid, int64_t ts, SArray* pDelList, SRowMerger* pMerger, int32_t doMergeRowsInBuf(SIterInfo* pIter, uint64_t uid, int64_t ts, SArray* pDelList, STsdbReader* pReader) {
STsdbReader* pReader) { SRowMerger* pMerger = &pReader->status.merger;
while (1) { while (1) {
pIter->hasVal = tsdbTbDataIterNext(pIter->iter); pIter->hasVal = tsdbTbDataIterNext(pIter->iter);
if (!pIter->hasVal) { if (!pIter->hasVal) {
...@@ -3765,10 +3773,10 @@ static int32_t checkForNeighborFileBlock(STsdbReader* pReader, STableBlockScanIn ...@@ -3765,10 +3773,10 @@ static int32_t checkForNeighborFileBlock(STsdbReader* pReader, STableBlockScanIn
return code; return code;
} }
int32_t doMergeRowsInFileBlocks(SBlockData* pBlockData, STableBlockScanInfo* pScanInfo, STsdbReader* pReader, int32_t doMergeRowsInFileBlocks(SBlockData* pBlockData, STableBlockScanInfo* pScanInfo, STsdbReader* pReader) {
SRowMerger* pMerger) {
SFileBlockDumpInfo* pDumpInfo = &pReader->status.fBlockDumpInfo; SFileBlockDumpInfo* pDumpInfo = &pReader->status.fBlockDumpInfo;
SRowMerger* pMerger = &pReader->status.merger;
bool asc = ASCENDING_TRAVERSE(pReader->order); bool asc = ASCENDING_TRAVERSE(pReader->order);
int64_t key = pBlockData->aTSKEY[pDumpInfo->rowIndex]; int64_t key = pBlockData->aTSKEY[pDumpInfo->rowIndex];
int32_t step = asc ? 1 : -1; int32_t step = asc ? 1 : -1;
...@@ -3847,7 +3855,6 @@ int32_t doMergeMemTableMultiRows(TSDBROW* pRow, uint64_t uid, SIterInfo* pIter, ...@@ -3847,7 +3855,6 @@ int32_t doMergeMemTableMultiRows(TSDBROW* pRow, uint64_t uid, SIterInfo* pIter,
} }
} }
SRowMerger merge = {0};
terrno = 0; terrno = 0;
int32_t code = 0; int32_t code = 0;
...@@ -3859,8 +3866,7 @@ int32_t doMergeMemTableMultiRows(TSDBROW* pRow, uint64_t uid, SIterInfo* pIter, ...@@ -3859,8 +3866,7 @@ int32_t doMergeMemTableMultiRows(TSDBROW* pRow, uint64_t uid, SIterInfo* pIter,
return terrno; return terrno;
} }
STSchema* ps = (pReader->pSchema != NULL)? pReader->pSchema:pTSchema; code = tsdbRowMergerAdd(&pReader->status.merger, &current, pTSchema);
code = tsdbRowMergerInit(&merge, ps, &current, pTSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
...@@ -3870,28 +3876,28 @@ int32_t doMergeMemTableMultiRows(TSDBROW* pRow, uint64_t uid, SIterInfo* pIter, ...@@ -3870,28 +3876,28 @@ int32_t doMergeMemTableMultiRows(TSDBROW* pRow, uint64_t uid, SIterInfo* pIter,
return terrno; return terrno;
} }
tsdbRowMergerAdd(&merge, pNextRow, pTSchema1); tsdbRowMergerAdd(&pReader->status.merger,pNextRow, pTSchema1);
} else { // let's merge rows in file block } else { // let's merge rows in file block
code = tsdbRowMergerInit(&merge, NULL, &current, pReader->pSchema); code = tsdbRowMergerAdd(&pReader->status.merger, &current, pReader->pSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
tsdbRowMergerAdd(&merge, pNextRow, NULL); tsdbRowMergerAdd(&pReader->status.merger,pNextRow, NULL);
} }
code = doMergeRowsInBuf(pIter, uid, TSDBROW_TS(&current), pDelList, &merge, pReader); code = doMergeRowsInBuf(pIter, uid, TSDBROW_TS(&current), pDelList, pReader);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
code = tsdbRowMergerGetRow(&merge, &pResRow->pTSRow); code = tsdbRowMergerGetRow(&pReader->status.merger, &pResRow->pTSRow);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
pResRow->type = TSDBROW_ROW_FMT; pResRow->type = TSDBROW_ROW_FMT;
tsdbRowMergerClear(&merge); tsdbRowMergerClear_rv(&pReader->status.merger);
*freeTSRow = true; *freeTSRow = true;
return TSDB_CODE_SUCCESS; return TSDB_CODE_SUCCESS;
...@@ -3899,7 +3905,7 @@ int32_t doMergeMemTableMultiRows(TSDBROW* pRow, uint64_t uid, SIterInfo* pIter, ...@@ -3899,7 +3905,7 @@ int32_t doMergeMemTableMultiRows(TSDBROW* pRow, uint64_t uid, SIterInfo* pIter,
int32_t doMergeMemIMemRows(TSDBROW* pRow, TSDBROW* piRow, STableBlockScanInfo* pBlockScanInfo, STsdbReader* pReader, int32_t doMergeMemIMemRows(TSDBROW* pRow, TSDBROW* piRow, STableBlockScanInfo* pBlockScanInfo, STsdbReader* pReader,
SRow** pTSRow) { SRow** pTSRow) {
SRowMerger merge = {0}; SRowMerger* pMerger = &pReader->status.merger;
TSDBKEY k = TSDBROW_KEY(pRow); TSDBKEY k = TSDBROW_KEY(pRow);
TSDBKEY ik = TSDBROW_KEY(piRow); TSDBKEY ik = TSDBROW_KEY(piRow);
...@@ -3914,46 +3920,43 @@ int32_t doMergeMemIMemRows(TSDBROW* pRow, TSDBROW* piRow, STableBlockScanInfo* p ...@@ -3914,46 +3920,43 @@ int32_t doMergeMemIMemRows(TSDBROW* pRow, TSDBROW* piRow, STableBlockScanInfo* p
} }
if (ASCENDING_TRAVERSE(pReader->order)) { // ascending order imem --> mem if (ASCENDING_TRAVERSE(pReader->order)) { // ascending order imem --> mem
int32_t code = tsdbRowMergerInit(&merge, pSchema, piRow, piSchema); int32_t code = tsdbRowMergerAdd(&pReader->status.merger, piRow, piSchema);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
code = doMergeRowsInBuf(&pBlockScanInfo->iiter, pBlockScanInfo->uid, ik.ts, pBlockScanInfo->delSkyline, &merge, code = doMergeRowsInBuf(&pBlockScanInfo->iiter, pBlockScanInfo->uid, ik.ts, pBlockScanInfo->delSkyline, pReader);
pReader);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
tsdbRowMergerAdd(&merge, pRow, pSchema); tsdbRowMergerAdd(&pReader->status.merger,pRow, pSchema);
code = code =
doMergeRowsInBuf(&pBlockScanInfo->iter, pBlockScanInfo->uid, k.ts, pBlockScanInfo->delSkyline, &merge, pReader); doMergeRowsInBuf(&pBlockScanInfo->iter, pBlockScanInfo->uid, k.ts, pBlockScanInfo->delSkyline, pReader);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
} else { } else {
int32_t code = tsdbRowMergerInit(&merge, NULL, pRow, pSchema); int32_t code = tsdbRowMergerAdd(&pReader->status.merger, pRow, pSchema);
if (code != TSDB_CODE_SUCCESS || merge.pTSchema == NULL) { if (code != TSDB_CODE_SUCCESS || pMerger->pTSchema == NULL) {
return code; return code;
} }
code = code = doMergeRowsInBuf(&pBlockScanInfo->iter, pBlockScanInfo->uid, k.ts, pBlockScanInfo->delSkyline, pReader);
doMergeRowsInBuf(&pBlockScanInfo->iter, pBlockScanInfo->uid, k.ts, pBlockScanInfo->delSkyline, &merge, pReader);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
tsdbRowMergerAdd(&merge, piRow, piSchema); tsdbRowMergerAdd(&pReader->status.merger, piRow, piSchema);
code = doMergeRowsInBuf(&pBlockScanInfo->iiter, pBlockScanInfo->uid, ik.ts, pBlockScanInfo->delSkyline, &merge, code = doMergeRowsInBuf(&pBlockScanInfo->iiter, pBlockScanInfo->uid, ik.ts, pBlockScanInfo->delSkyline, pReader);
pReader);
if (code != TSDB_CODE_SUCCESS) { if (code != TSDB_CODE_SUCCESS) {
return code; return code;
} }
} }
int32_t code = tsdbRowMergerGetRow(&merge, pTSRow); int32_t code = tsdbRowMergerGetRow(pMerger, pTSRow);
tsdbRowMergerClear(&merge); tsdbRowMergerClear_rv(pMerger);
return code; return code;
} }
...@@ -4334,6 +4337,10 @@ int32_t tsdbReaderOpen(SVnode* pVnode, SQueryTableDataCond* pCond, void* pTableL ...@@ -4334,6 +4337,10 @@ int32_t tsdbReaderOpen(SVnode* pVnode, SQueryTableDataCond* pCond, void* pTableL
} }
} }
if (pReader->pSchema != NULL) {
tsdbRowMergerInit_rv(&pReader->status.merger, pReader->pSchema);
}
pReader->pSchemaMap = tSimpleHashInit(8, taosFastHash); pReader->pSchemaMap = tSimpleHashInit(8, taosFastHash);
if (pReader->pSchemaMap == NULL) { if (pReader->pSchemaMap == NULL) {
tsdbError("failed init schema hash for reader %s", pReader->idStr); tsdbError("failed init schema hash for reader %s", pReader->idStr);
...@@ -4483,6 +4490,8 @@ void tsdbReaderClose(STsdbReader* pReader) { ...@@ -4483,6 +4490,8 @@ void tsdbReaderClose(STsdbReader* pReader) {
pCost->initDelSkylineIterTime, pReader->idStr); pCost->initDelSkylineIterTime, pReader->idStr);
taosMemoryFree(pReader->idStr); taosMemoryFree(pReader->idStr);
tsdbRowMergerCleanup_rv(&pReader->status.merger);
taosMemoryFree(pReader->pSchema); taosMemoryFree(pReader->pSchema);
tSimpleHashCleanup(pReader->pSchemaMap); tSimpleHashCleanup(pReader->pSchemaMap);
......
source/dnode/vnode/src/tsdb/tsdbUtil.c
浏览文件 @ c6daa68e
...@@ -778,58 +778,40 @@ int32_t tsdbRowMergerAdd(SRowMerger *pMerger, TSDBROW *pRow, STSchema *pTSchema) ...@@ -778,58 +778,40 @@ int32_t tsdbRowMergerAdd(SRowMerger *pMerger, TSDBROW *pRow, STSchema *pTSchema)
pMerger->version = key.version; pMerger->version = key.version;
return code; return code;
} }
/*
int32_t tsdbRowMergerInit(SRowMerger *pMerger, TSDBROW *pRow, STSchema *pTSchema) {
int32_t code = 0;
TSDBKEY key = TSDBROW_KEY(pRow);
SColVal *pColVal = &(SColVal){0};
STColumn *pTColumn;
pMerger->pTSchema = pTSchema;
pMerger->version = key.version;
pMerger->pArray = taosArrayInit(pTSchema->numOfCols, sizeof(SColVal)); int32_t tsdbRowMergerInit_rv(SRowMerger* pMerger, STSchema *pSchema) {
pMerger->pTSchema = pSchema;
pMerger->pArray = taosArrayInit(pSchema->numOfCols, sizeof(SColVal));
if (pMerger->pArray == NULL) { if (pMerger->pArray == NULL) {
code = TSDB_CODE_OUT_OF_MEMORY; return TSDB_CODE_OUT_OF_MEMORY;
goto _exit; } else {
return TSDB_CODE_SUCCESS;
} }
}
// ts void tsdbRowMergerClear_rv(SRowMerger* pMerger) {
pTColumn = &pTSchema->columns[0]; for (int32_t iCol = 1; iCol < pMerger->pTSchema->numOfCols; iCol++) {
SColVal *pTColVal = taosArrayGet(pMerger->pArray, iCol);
ASSERT(pTColumn->type == TSDB_DATA_TYPE_TIMESTAMP); if (IS_VAR_DATA_TYPE(pTColVal->type)) {
tFree(pTColVal->value.pData);
*pColVal = COL_VAL_VALUE(pTColumn->colId, pTColumn->type, (SValue){.val = key.ts}); }
if (taosArrayPush(pMerger->pArray, pColVal) == NULL) {
code = TSDB_CODE_OUT_OF_MEMORY;
goto _exit;
} }
// other taosArrayClear(pMerger->pArray);
for (int16_t iCol = 1; iCol < pTSchema->numOfCols; iCol++) { }
tsdbRowGetColVal(pRow, pTSchema, iCol, pColVal);
if ((!COL_VAL_IS_NONE(pColVal)) && (!COL_VAL_IS_NULL(pColVal)) && IS_VAR_DATA_TYPE(pColVal->type)) {
uint8_t *pVal = pColVal->value.pData;
pColVal->value.pData = NULL;
code = tRealloc(&pColVal->value.pData, pColVal->value.nData);
if (code) goto _exit;
if (pColVal->value.nData) {
memcpy(pColVal->value.pData, pVal, pColVal->value.nData);
}
}
if (taosArrayPush(pMerger->pArray, pColVal) == NULL) { void tsdbRowMergerCleanup_rv(SRowMerger* pMerger) {
code = TSDB_CODE_OUT_OF_MEMORY; int32_t numOfCols = taosArrayGetSize(pMerger->pArray);
goto _exit; for (int32_t iCol = 1; iCol < numOfCols; iCol++) {
SColVal *pTColVal = taosArrayGet(pMerger->pArray, iCol);
if (IS_VAR_DATA_TYPE(pTColVal->type)) {
tFree(pTColVal->value.pData);
} }
} }
_exit: taosArrayDestroy(pMerger->pArray);
return code;
} }
*/
void tsdbRowMergerClear(SRowMerger *pMerger) { void tsdbRowMergerClear(SRowMerger *pMerger) {
for (int32_t iCol = 1; iCol < pMerger->pTSchema->numOfCols; iCol++) { for (int32_t iCol = 1; iCol < pMerger->pTSchema->numOfCols; iCol++) {
SColVal *pTColVal = taosArrayGet(pMerger->pArray, iCol); SColVal *pTColVal = taosArrayGet(pMerger->pArray, iCol);
......
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