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Merge pull request #14004 from taosdata/feature/3_liaohj 

feature(query): support show table block distribution.
This commit is contained in:
Haojun Liao 2022-06-20 15:13:10 +08:00 committed by GitHub
parent 3e79defdad 868185a3b9
commit a2cec0e488
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 244 additions and 84 deletions
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2
source/dnode/vnode/inc/vnode.h
View File

@ -116,7 +116,7 @@ typedef void *tsdbReaderT;
#define BLOCK_LOAD_TABLE_SEQ_ORDER 2
#define BLOCK_LOAD_TABLE_RR_ORDER 3
tsdbReaderT *tsdbReaderOpen(SVnode *pVnode, SQueryTableDataCond *pCond, STableListInfo *tableInfoGroup, uint64_t qId,
tsdbReaderT tsdbReaderOpen(SVnode *pVnode, SQueryTableDataCond *pCond, STableListInfo *tableInfoGroup, uint64_t qId,
uint64_t taskId);
tsdbReaderT tsdbQueryCacheLast(SVnode *pVnode, SQueryTableDataCond *pCond, STableListInfo *groupList, uint64_t qId,
void *pMemRef);

2
source/dnode/vnode/src/inc/vnodeInt.h
View File

@ -121,7 +121,7 @@ int tsdbInsertData(STsdb* pTsdb, int64_t version, SSubmitReq* pMsg, SSu
int32_t tsdbInsertTableData(STsdb* pTsdb, int64_t version, SSubmitMsgIter* pMsgIter, SSubmitBlk* pBlock,
SSubmitBlkRsp* pRsp);
int32_t tsdbDeleteTableData(STsdb* pTsdb, int64_t version, tb_uid_t suid, tb_uid_t uid, TSKEY sKey, TSKEY eKey);
tsdbReaderT* tsdbReaderOpen(SVnode* pVnode, SQueryTableDataCond* pCond, STableListInfo* tableList, uint64_t qId,
tsdbReaderT tsdbReaderOpen(SVnode* pVnode, SQueryTableDataCond* pCond, STableListInfo* tableList, uint64_t qId,
uint64_t taskId);
tsdbReaderT tsdbQueryCacheLastT(STsdb* tsdb, SQueryTableDataCond* pCond, STableListInfo* tableList, uint64_t qId,
void* pMemRef);

4
source/dnode/vnode/src/tsdb/tsdbRead.c
View File

@ -500,7 +500,7 @@ static int32_t setCurrentSchema(SVnode* pVnode, STsdbReadHandle* pTsdbReadHandle
return TSDB_CODE_SUCCESS;
}
tsdbReaderT* tsdbReaderOpen(SVnode* pVnode, SQueryTableDataCond* pCond, STableListInfo* tableList, uint64_t qId,
tsdbReaderT tsdbReaderOpen(SVnode* pVnode, SQueryTableDataCond* pCond, STableListInfo* tableList, uint64_t qId,
uint64_t taskId) {
STsdbReadHandle* pTsdbReadHandle = tsdbQueryTablesImpl(pVnode, pCond, qId, taskId);
if (pTsdbReadHandle == NULL) {
@ -508,7 +508,7 @@ tsdbReaderT* tsdbReaderOpen(SVnode* pVnode, SQueryTableDataCond* pCond, STableLi
}
if (emptyQueryTimewindow(pTsdbReadHandle)) {
return (tsdbReaderT*)pTsdbReadHandle;
return (tsdbReaderT)pTsdbReadHandle;
}
// todo apply the lastkey of table check to avoid to load header file

57
source/libs/command/src/explain.c
View File

@ -412,6 +412,7 @@ int32_t qExplainResNodeToRowsImpl(SExplainResNode *pResNode, SExplainCtx *ctx, i
QRY_ERR_RET(qExplainBufAppendExecInfo(pResNode->pExecInfo, tbuf, &tlen));
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
}
EXPLAIN_ROW_APPEND(EXPLAIN_COLUMNS_FORMAT, pTblScanNode->scan.pScanCols->length);
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
EXPLAIN_ROW_APPEND(EXPLAIN_WIDTH_FORMAT, pTblScanNode->scan.node.pOutputDataBlockDesc->totalRowSize);
@ -426,27 +427,57 @@ int32_t qExplainResNodeToRowsImpl(SExplainResNode *pResNode, SExplainCtx *ctx, i
EXPLAIN_ROW_NEW(level + 1, "I/O: ");
int32_t nodeNum = taosArrayGetSize(pResNode->pExecInfo);
struct STableScanAnalyzeInfo info = {0};
int32_t maxIndex = 0;
int32_t totalRows = 0;
for(int32_t i = 0; i < nodeNum; ++i) {
SExplainExecInfo *execInfo = taosArrayGet(pResNode->pExecInfo, i);
STableScanAnalyzeInfo *pScanInfo = (STableScanAnalyzeInfo *)execInfo->verboseInfo;
EXPLAIN_ROW_APPEND("total_blocks=%d", pScanInfo->totalBlocks);
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
info.totalBlocks += pScanInfo->totalBlocks;
info.loadBlocks += pScanInfo->loadBlocks;
info.totalRows += pScanInfo->totalRows;
info.skipBlocks += pScanInfo->skipBlocks;
info.filterTime += pScanInfo->filterTime;
info.loadBlockStatis += pScanInfo->loadBlockStatis;
info.totalCheckedRows += pScanInfo->totalCheckedRows;
info.filterOutBlocks += pScanInfo->filterOutBlocks;
EXPLAIN_ROW_APPEND("load_blocks=%d", pScanInfo->loadBlocks);
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
EXPLAIN_ROW_APPEND("load_block_SMAs=%d", pScanInfo->loadBlockStatis);
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
EXPLAIN_ROW_APPEND("total_rows=%" PRIu64, pScanInfo->totalRows);
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
EXPLAIN_ROW_APPEND("check_rows=%" PRIu64, pScanInfo->totalCheckedRows);
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
if (pScanInfo->totalRows > totalRows) {
totalRows = pScanInfo->totalRows;
maxIndex = i;
}
}
EXPLAIN_ROW_APPEND("total_blocks=%.1f", ((double)info.totalBlocks) / nodeNum);
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
EXPLAIN_ROW_APPEND("load_blocks=%.1f", ((double)info.loadBlocks) / nodeNum);
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
EXPLAIN_ROW_APPEND("load_block_SMAs=%.1f", ((double)info.loadBlockStatis) / nodeNum);
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
EXPLAIN_ROW_APPEND("total_rows=%.1f", ((double)info.totalRows) / nodeNum);
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
EXPLAIN_ROW_APPEND("check_rows=%.1f", ((double)info.totalCheckedRows) / nodeNum);
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
EXPLAIN_ROW_END();
QRY_ERR_RET(qExplainResAppendRow(ctx, tbuf, tlen, level + 1));
//Rows out: Avg 4166.7 rows x 24 workers. Max 4187 rows (seg7) with 0.220 ms to first row, 1.738 ms to end, start offset by 1.470 ms.
SExplainExecInfo *execInfo = taosArrayGet(pResNode->pExecInfo, maxIndex);
STableScanAnalyzeInfo *p1 = (STableScanAnalyzeInfo *)execInfo->verboseInfo;
EXPLAIN_ROW_NEW(level + 1, " ");
EXPLAIN_ROW_APPEND("max_row_task=%d, total_rows:%" PRId64 ", ep:%s (cost=%.3f..%.3f)", maxIndex, p1->totalRows, "tbd",
execInfo->startupCost, execInfo->totalCost);
EXPLAIN_ROW_APPEND(EXPLAIN_BLANK_FORMAT);
EXPLAIN_ROW_END();
QRY_ERR_RET(qExplainResAppendRow(ctx, tbuf, tlen, level + 1));
}

5
source/libs/executor/inc/executorimpl.h
View File

@ -369,6 +369,8 @@ typedef struct SSysTableScanInfo {
typedef struct SBlockDistInfo {
SSDataBlock* pResBlock;
void* pHandle;
SReadHandle readHandle;
uint64_t uid; // table uid
} SBlockDistInfo;
// todo remove this
@ -740,7 +742,8 @@ SOperatorInfo* createSessionAggOperatorInfo(SOperatorInfo* downstream, SExprInfo
SOperatorInfo* createGroupOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
SSDataBlock* pResultBlock, SArray* pGroupColList, SNode* pCondition,
SExprInfo* pScalarExprInfo, int32_t numOfScalarExpr, SExecTaskInfo* pTaskInfo);
SOperatorInfo* createDataBlockInfoScanOperator(void* dataReader, SExecTaskInfo* pTaskInfo);
SOperatorInfo* createDataBlockInfoScanOperator(void* dataReader, SReadHandle* readHandle, uint64_t uid, SBlockDistScanPhysiNode* pBlockScanNode,
SExecTaskInfo* pTaskInfo);
SOperatorInfo* createStreamScanOperatorInfo(void* pDataReader, SReadHandle* pHandle,
STableScanPhysiNode* pTableScanNode, SExecTaskInfo* pTaskInfo, STimeWindowAggSupp* pTwSup);

47
source/libs/executor/src/executorimpl.c
View File

@ -2812,7 +2812,8 @@ int32_t getTableScanInfo(SOperatorInfo* pOperator, int32_t* order, int32_t* scan
// todo add more information about exchange operation
int32_t type = pOperator->operatorType;
if (type == QUERY_NODE_PHYSICAL_PLAN_EXCHANGE || type == QUERY_NODE_PHYSICAL_PLAN_SYSTABLE_SCAN ||
type == QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN || type == QUERY_NODE_PHYSICAL_PLAN_TAG_SCAN) {
type == QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN || type == QUERY_NODE_PHYSICAL_PLAN_TAG_SCAN ||
type == QUERY_NODE_PHYSICAL_PLAN_BLOCK_DIST_SCAN) {
*order = TSDB_ORDER_ASC;
*scanFlag = MAIN_SCAN;
return TSDB_CODE_SUCCESS;
@ -2840,7 +2841,6 @@ static int32_t doOpenAggregateOptr(SOperatorInfo* pOperator) {
SAggOperatorInfo* pAggInfo = pOperator->info;
SExprSupp* pSup = &pOperator->exprSupp;
SOptrBasicInfo* pInfo = &pAggInfo->binfo;
SOperatorInfo* downstream = pOperator->pDownstream[0];
int64_t st = taosGetTimestampUs();
@ -4087,6 +4087,46 @@ SOperatorInfo* createOperatorTree(SPhysiNode* pPhyNode, SExecTaskInfo* pTaskInfo
}
return createTagScanOperatorInfo(pHandle, pScanPhyNode, pTableListInfo, pTaskInfo);
} else if (QUERY_NODE_PHYSICAL_PLAN_BLOCK_DIST_SCAN == type) {
SBlockDistScanPhysiNode* pBlockNode = (SBlockDistScanPhysiNode*) pPhyNode;
pTableListInfo->pTableList = taosArrayInit(4, sizeof(STableKeyInfo));
if (pBlockNode->tableType == TSDB_SUPER_TABLE) {
int32_t code = tsdbGetAllTableList(pHandle->meta, pBlockNode->uid, pTableListInfo->pTableList);
if (code != TSDB_CODE_SUCCESS) {
pTaskInfo->code = terrno;
return NULL;
}
} else { // Create one table group.
STableKeyInfo info = {.lastKey = 0, .uid = pBlockNode->uid};
taosArrayPush(pTableListInfo->pTableList, &info);
}
SQueryTableDataCond cond = {0};
{
cond.order = TSDB_ORDER_ASC;
cond.numOfCols = 1;
cond.colList = taosMemoryCalloc(1, sizeof(SColumnInfo));
if (cond.colList == NULL) {
terrno = TSDB_CODE_QRY_OUT_OF_MEMORY;
return NULL;
}
cond.colList->colId = 1;
cond.colList->type = TSDB_DATA_TYPE_TIMESTAMP;
cond.colList->bytes = sizeof(TSKEY);
cond.numOfTWindows = 1;
cond.twindows = taosMemoryCalloc(1, sizeof(STimeWindow));
cond.twindows[0] = (STimeWindow){.skey = INT64_MIN, .ekey = INT64_MAX};
cond.suid = pBlockNode->suid;
cond.type = BLOCK_LOAD_OFFSET_SEQ_ORDER;
}
tsdbReaderT* pReader = tsdbReaderOpen(pHandle->vnode, &cond, pTableListInfo, queryId, taskId);
cleanupQueryTableDataCond(&cond);
return createDataBlockInfoScanOperator(pReader, pHandle, cond.suid, pBlockNode, pTaskInfo);
} else {
ASSERT(0);
}
@ -4284,8 +4324,7 @@ SArray* extractColumnInfo(SNodeList* pNodeList) {
tsdbReaderT doCreateDataReader(STableScanPhysiNode* pTableScanNode, SReadHandle* pHandle,
STableListInfo* pTableListInfo, uint64_t queryId, uint64_t taskId, SNode* pTagCond) {
int32_t code =
getTableList(pHandle->meta, &pTableScanNode->scan, pTableListInfo, pTagCond);
int32_t code = getTableList(pHandle->meta, &pTableScanNode->scan, pTableListInfo, pTagCond);
if (code != TSDB_CODE_SUCCESS) {
goto _error;
}

82
source/libs/executor/src/scanoperator.c
View File

@ -13,6 +13,7 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <vnode.h>
#include "filter.h"
#include "function.h"
#include "functionMgt.h"
@ -367,13 +368,14 @@ void setTbNameColData(void* pMeta, const SSDataBlock* pBlock, SColumnInfoData* p
static SSDataBlock* doTableScanImpl(SOperatorInfo* pOperator) {
STableScanInfo* pTableScanInfo = pOperator->info;
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
SSDataBlock* pBlock = pTableScanInfo->pResBlock;
int64_t st = taosGetTimestampUs();
while (tsdbNextDataBlock(pTableScanInfo->dataReader)) {
if (isTaskKilled(pOperator->pTaskInfo)) {
longjmp(pOperator->pTaskInfo->env, TSDB_CODE_TSC_QUERY_CANCELLED);
if (isTaskKilled(pTaskInfo)) {
longjmp(pTaskInfo->env, TSDB_CODE_TSC_QUERY_CANCELLED);
}
// process this data block based on the probabilities
@ -396,7 +398,7 @@ static SSDataBlock* doTableScanImpl(SOperatorInfo* pOperator) {
continue;
}
uint64_t* groupId = taosHashGet(pOperator->pTaskInfo->tableqinfoList.map, &pBlock->info.uid, sizeof(int64_t));
uint64_t* groupId = taosHashGet(pTaskInfo->tableqinfoList.map, &pBlock->info.uid, sizeof(int64_t));
if (groupId) {
pBlock->info.groupId = *groupId;
}
@ -600,33 +602,65 @@ SOperatorInfo* createTableSeqScanOperatorInfo(void* pReadHandle, SExecTaskInfo*
return pOperator;
}
static int32_t doGetTableRowSize(void* pMeta, uint64_t uid) {
int32_t rowLen = 0;
SMetaReader mr = {0};
metaReaderInit(&mr, pMeta, 0);
metaGetTableEntryByUid(&mr, uid);
if (mr.me.type == TSDB_SUPER_TABLE) {
int32_t numOfCols = mr.me.stbEntry.schemaRow.nCols;
for(int32_t i = 0; i < numOfCols; ++i) {
rowLen += mr.me.stbEntry.schemaRow.pSchema[i].bytes;
}
} else if (mr.me.type == TSDB_CHILD_TABLE) {
uint64_t suid = mr.me.ctbEntry.suid;
metaGetTableEntryByUid(&mr, suid);
int32_t numOfCols = mr.me.stbEntry.schemaRow.nCols;
for(int32_t i = 0; i < numOfCols; ++i) {
rowLen += mr.me.stbEntry.schemaRow.pSchema[i].bytes;
}
} else if (mr.me.type == TSDB_NORMAL_TABLE) {
int32_t numOfCols = mr.me.ntbEntry.schemaRow.nCols;
for(int32_t i = 0; i < numOfCols; ++i) {
rowLen += mr.me.ntbEntry.schemaRow.pSchema[i].bytes;
}
}
metaReaderClear(&mr);
return rowLen;
}
static SSDataBlock* doBlockInfoScan(SOperatorInfo* pOperator) {
if (pOperator->status == OP_EXEC_DONE) {
return NULL;
}
STableScanInfo* pTableScanInfo = pOperator->info;
SBlockDistInfo* pBlockScanInfo = pOperator->info;
STableBlockDistInfo blockDistInfo = {0};
blockDistInfo.maxRows = INT_MIN;
blockDistInfo.minRows = INT_MAX;
STableBlockDistInfo blockDistInfo = {.minRows = INT_MAX, .maxRows = INT_MIN};
blockDistInfo.rowSize = doGetTableRowSize(pBlockScanInfo->readHandle.meta, pBlockScanInfo->uid);
tsdbGetFileBlocksDistInfo(pTableScanInfo->dataReader, &blockDistInfo);
blockDistInfo.numOfInmemRows = (int32_t)tsdbGetNumOfRowsInMemTable(pTableScanInfo->dataReader);
tsdbGetFileBlocksDistInfo(pBlockScanInfo->pHandle, &blockDistInfo);
blockDistInfo.numOfInmemRows = (int32_t)tsdbGetNumOfRowsInMemTable(pBlockScanInfo->pHandle);
SSDataBlock* pBlock = pTableScanInfo->pResBlock;
pBlock->info.rows = 1;
SSDataBlock* pBlock = pBlockScanInfo->pResBlock;
SColumnInfoData* pColInfo = taosArrayGet(pBlock->pDataBlock, 0);
int32_t slotId = pOperator->exprSupp.pExprInfo->base.resSchema.slotId;
SColumnInfoData* pColInfo = taosArrayGet(pBlock->pDataBlock, slotId);
int32_t len = tSerializeBlockDistInfo(NULL, 0, &blockDistInfo);
char* p = taosMemoryCalloc(1, len + VARSTR_HEADER_SIZE);
tSerializeBlockDistInfo(varDataVal(p), len, &blockDistInfo);
varDataSetLen(p, len);
blockDataEnsureCapacity(pBlock, 1);
colDataAppend(pColInfo, 0, p, false);
taosMemoryFree(p);
pBlock->info.rows = 1;
pOperator->status = OP_EXEC_DONE;
return pBlock;
}
@ -636,7 +670,8 @@ static void destroyBlockDistScanOperatorInfo(void* param, int32_t numOfOutput) {
blockDataDestroy(pDistInfo->pResBlock);
}
SOperatorInfo* createDataBlockInfoScanOperator(void* dataReader, SExecTaskInfo* pTaskInfo) {
SOperatorInfo* createDataBlockInfoScanOperator(void* dataReader, SReadHandle* readHandle, uint64_t uid,
SBlockDistScanPhysiNode* pBlockScanNode, SExecTaskInfo* pTaskInfo) {
SBlockDistInfo* pInfo = taosMemoryCalloc(1, sizeof(SBlockDistInfo));
SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
if (pInfo == NULL || pOperator == NULL) {
@ -645,17 +680,16 @@ SOperatorInfo* createDataBlockInfoScanOperator(void* dataReader, SExecTaskInfo*
}
pInfo->pHandle = dataReader;
pInfo->readHandle = *readHandle;
pInfo->uid = uid;
pInfo->pResBlock = createResDataBlock(pBlockScanNode->node.pOutputDataBlockDesc);
pInfo->pResBlock = taosMemoryCalloc(1, sizeof(SSDataBlock));
int32_t numOfCols = 0;
SExprInfo* pExprInfo = createExprInfo(pBlockScanNode->pScanPseudoCols, NULL, &numOfCols);
initExprSupp(&pOperator->exprSupp, pExprInfo, numOfCols);
SColumnInfoData infoData = {0};
infoData.info.type = TSDB_DATA_TYPE_VARCHAR;
infoData.info.bytes = 1024;
taosArrayPush(pInfo->pResBlock->pDataBlock, &infoData);
pOperator->name = "DataBlockInfoScanOperator";
// pOperator->operatorType = OP_TableBlockInfoScan;
pOperator->name = "DataBlockDistScanOperator";
pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_BLOCK_DIST_SCAN;
pOperator->blocking = false;
pOperator->status = OP_NOT_OPENED;
pOperator->info = pInfo;
@ -1835,6 +1869,8 @@ SOperatorInfo* createTagScanOperatorInfo(SReadHandle* pReadHandle, STagScanPhysi
SExprInfo* pExprInfo = createExprInfo(pPhyNode->pScanPseudoCols, NULL, &numOfExprs);
SArray* colList = extractColMatchInfo(pPhyNode->pScanPseudoCols, pDescNode, &num, COL_MATCH_FROM_COL_ID);
initExprSupp(&pOperator->exprSupp, pExprInfo, numOfExprs);
pInfo->pTableList = pTableListInfo;
pInfo->pColMatchInfo = colList;
pInfo->pRes = createResDataBlock(pDescNode);
@ -1847,8 +1883,6 @@ SOperatorInfo* createTagScanOperatorInfo(SReadHandle* pReadHandle, STagScanPhysi
pOperator->blocking = false;
pOperator->status = OP_NOT_OPENED;
pOperator->info = pInfo;
pOperator->exprSupp.pExprInfo = pExprInfo;
pOperator->exprSupp.numOfExprs = numOfExprs;
pOperator->pTaskInfo = pTaskInfo;
initResultSizeInfo(pOperator, 4096);

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

@ -192,6 +192,8 @@ int32_t twaFunction(SqlFunctionCtx *pCtx);
int32_t twaFinalize(struct SqlFunctionCtx *pCtx, SSDataBlock* pBlock);
bool getSelectivityFuncEnv(SFunctionNode* pFunc, SFuncExecEnv* pEnv);
bool blockDistSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo);
int32_t blockDistFunction(SqlFunctionCtx *pCtx);
int32_t blockDistFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock);

1
source/libs/function/src/builtins.c
View File

@ -2432,6 +2432,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
.classification = FUNC_MGT_AGG_FUNC,
.translateFunc = translateBlockDistFunc,
.getEnvFunc = getBlockDistFuncEnv,
.initFunc = blockDistSetup,
.processFunc = blockDistFunction,
.finalizeFunc = blockDistFinalize
},

86
source/libs/function/src/builtinsimpl.c
View File

@ -4923,7 +4923,19 @@ int32_t twaFinalize(struct SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
return functionFinalize(pCtx, pBlock);
}
bool blockDistSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo) {
if (!functionSetup(pCtx, pResultInfo)) {
return false;
}
STableBlockDistInfo* pInfo = GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
pInfo->minRows = INT32_MAX;
return true;
}
int32_t blockDistFunction(SqlFunctionCtx* pCtx) {
const int32_t BLOCK_DIST_RESULT_ROWS = 24;
SInputColumnInfoData* pInput = &pCtx->input;
SColumnInfoData* pInputCol = pInput->pData[0];
@ -4941,6 +4953,11 @@ int32_t blockDistFunction(SqlFunctionCtx* pCtx) {
pDistInfo->totalRows += p1.totalRows;
pDistInfo->numOfFiles += p1.numOfFiles;
pDistInfo->defMinRows = p1.defMinRows;
pDistInfo->defMaxRows = p1.defMaxRows;
pDistInfo->rowSize = p1.rowSize;
pDistInfo->numOfSmallBlocks = p1.numOfSmallBlocks;
if (pDistInfo->minRows > p1.minRows) {
pDistInfo->minRows = p1.minRows;
}
@ -4952,7 +4969,7 @@ int32_t blockDistFunction(SqlFunctionCtx* pCtx) {
pDistInfo->blockRowsHisto[i] += p1.blockRowsHisto[i];
}
pResInfo->numOfRes = 1;
pResInfo->numOfRes = BLOCK_DIST_RESULT_ROWS; // default output rows
return TSDB_CODE_SUCCESS;
}
@ -4964,7 +4981,7 @@ int32_t tSerializeBlockDistInfo(void* buf, int32_t bufLen, const STableBlockDist
if (tEncodeU32(&encoder, pInfo->rowSize) < 0) return -1;
if (tEncodeU16(&encoder, pInfo->numOfFiles) < 0) return -1;
if (tEncodeU32(&encoder, pInfo->rowSize) < 0) return -1;
if (tEncodeU32(&encoder, pInfo->numOfBlocks) < 0) return -1;
if (tEncodeU32(&encoder, pInfo->numOfTables) < 0) return -1;
if (tEncodeU64(&encoder, pInfo->totalSize) < 0) return -1;
@ -4995,7 +5012,7 @@ int32_t tDeserializeBlockDistInfo(void* buf, int32_t bufLen, STableBlockDistInfo
if (tDecodeU32(&decoder, &pInfo->rowSize) < 0) return -1;
if (tDecodeU16(&decoder, &pInfo->numOfFiles) < 0) return -1;
if (tDecodeU32(&decoder, &pInfo->rowSize) < 0) return -1;
if (tDecodeU32(&decoder, &pInfo->numOfBlocks) < 0) return -1;
if (tDecodeU32(&decoder, &pInfo->numOfTables) < 0) return -1;
if (tDecodeU64(&decoder, &pInfo->totalSize) < 0) return -1;
@ -5017,32 +5034,29 @@ int32_t tDeserializeBlockDistInfo(void* buf, int32_t bufLen, STableBlockDistInfo
int32_t blockDistFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
SResultRowEntryInfo* pResInfo = GET_RES_INFO(pCtx);
char* pData = GET_ROWCELL_INTERBUF(pResInfo);
STableBlockDistInfo* pData = GET_ROWCELL_INTERBUF(pResInfo);
SColumnInfoData* pColInfo = taosArrayGet(pBlock->pDataBlock, 0);
int32_t row = 0;
STableBlockDistInfo info = {0};
tDeserializeBlockDistInfo(varDataVal(pData), varDataLen(pData), &info);
char st[256] = {0};
double totalRawSize = pData->totalRows * pData->rowSize;
int32_t len =
sprintf(st + VARSTR_HEADER_SIZE, "Blocks=[%d] Size=[%.3fKb] Average_Block_size=[%.3fKb] Compression_Ratio=[%.3f]",
info.numOfBlocks, info.totalSize / 1024.0, info.totalSize / (info.numOfBlocks * 1024.0),
info.totalSize / (info.totalRows * info.rowSize * 1.0));
sprintf(st + VARSTR_HEADER_SIZE, "Total_Blocks=[%d] Total_Size=[%.2f Kb] Average_size=[%.2f Kb] Compression_Ratio=[%.2f %c]",
pData->numOfBlocks, pData->totalSize / 1024.0, ((double)pData->totalSize) / pData->numOfBlocks,
pData->totalSize * 100 / totalRawSize, '%');
varDataSetLen(st, len);
colDataAppend(pColInfo, row++, st, false);
len = sprintf(st + VARSTR_HEADER_SIZE, "Total_Rows=[%ld] MinRows=[%d] MaxRows=[%d] Averge_Rows=[%ld] Inmem_Rows=[%d]",
info.totalRows, info.minRows, info.maxRows, info.totalRows / info.numOfBlocks, info.numOfInmemRows);
len = sprintf(st + VARSTR_HEADER_SIZE, "Total_Rows=[%"PRId64"] Inmem_Rows=[%d] MinRows=[%d] MaxRows=[%d] Average_Rows=[%"PRId64"]",
pData->totalRows, pData->numOfInmemRows, pData->minRows, pData->maxRows, pData->totalRows / pData->numOfBlocks);
varDataSetLen(st, len);
colDataAppend(pColInfo, row++, st, false);
len = sprintf(st + VARSTR_HEADER_SIZE, "Total_Tables=[%d] Total_Files=[%d] Total_Vgroups=[%d]", info.numOfTables,
info.numOfFiles, 0);
len = sprintf(st + VARSTR_HEADER_SIZE, "Total_Tables=[%d] Total_Files=[%d] Total_Vgroups=[%d]", pData->numOfTables,
pData->numOfFiles, 0);
varDataSetLen(st, len);
colDataAppend(pColInfo, row++, st, false);
@ -5054,40 +5068,56 @@ int32_t blockDistFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
int32_t maxVal = 0;
int32_t minVal = INT32_MAX;
for (int32_t i = 0; i < sizeof(info.blockRowsHisto) / sizeof(info.blockRowsHisto[0]); ++i) {
if (maxVal < info.blockRowsHisto[i]) {
maxVal = info.blockRowsHisto[i];
for (int32_t i = 0; i < tListLen(pData->blockRowsHisto); ++i) {
if (maxVal < pData->blockRowsHisto[i]) {
maxVal = pData->blockRowsHisto[i];
}
if (minVal > info.blockRowsHisto[i]) {
minVal = info.blockRowsHisto[i];
if (minVal > pData->blockRowsHisto[i]) {
minVal = pData->blockRowsHisto[i];
}
}
int32_t delta = maxVal - minVal;
int32_t step = delta / 50;
if (step == 0) {
step = 1;
}
int32_t numOfBuckets = sizeof(info.blockRowsHisto) / sizeof(info.blockRowsHisto[0]);
int32_t bucketRange = (info.maxRows - info.minRows) / numOfBuckets;
int32_t numOfBuckets = sizeof(pData->blockRowsHisto) / sizeof(pData->blockRowsHisto[0]);
int32_t bucketRange = (pData->maxRows - pData->minRows) / numOfBuckets;
for (int32_t i = 0; i < 20; ++i) {
len += sprintf(st + VARSTR_HEADER_SIZE, "%04d |", info.defMinRows + bucketRange * (i + 1));
bool singleModel = false;
if (bucketRange == 0) {
singleModel = true;
step = 20;
bucketRange = (pData->defMaxRows - pData->defMinRows) / numOfBuckets;
}
for (int32_t i = 0; i < tListLen(pData->blockRowsHisto); ++i) {
len = sprintf(st + VARSTR_HEADER_SIZE, "%04d |", pData->defMinRows + bucketRange * (i + 1));
int32_t num = 0;
if (singleModel && pData->blockRowsHisto[i] > 0) {
num = 20;
} else {
num = (pData->blockRowsHisto[i] + step - 1) / step;
}
int32_t num = (info.blockRowsHisto[i] + step - 1) / step;
for (int32_t j = 0; j < num; ++j) {
int32_t x = sprintf(st + VARSTR_HEADER_SIZE + len, "%c", '|');
len += x;
}
double v = info.blockRowsHisto[i] * 100.0 / info.numOfBlocks;
len += sprintf(st + VARSTR_HEADER_SIZE + len, " %d (%.3f%c)", info.blockRowsHisto[i], v, '%');
double v = pData->blockRowsHisto[i] * 100.0 / pData->numOfBlocks;
len += sprintf(st + VARSTR_HEADER_SIZE + len, " %d (%.2f%c)", pData->blockRowsHisto[i], v, '%');
printf("%s\n", st);
varDataSetLen(st, len);
colDataAppend(pColInfo, row++, st, false);
}
return row;
return TSDB_CODE_SUCCESS;
}
typedef struct SDerivInfo {

20
source/libs/parser/src/parAstParser.c
View File

@ -419,6 +419,24 @@ static int32_t collectMetaKeyFromDelete(SCollectMetaKeyCxt* pCxt, SDeleteStmt* p
return collectMetaKeyFromRealTableImpl(pCxt, (SRealTableNode*)pStmt->pFromTable, AUTH_TYPE_WRITE);
}
static int32_t collectMetaKeyFromShowBlockDist(SCollectMetaKeyCxt* pCxt, SShowTableDistributedStmt* pStmt) {
SName name = {.type = TSDB_TABLE_NAME_T, .acctId = pCxt->pParseCxt->acctId};
strcpy(name.dbname, pStmt->dbName);
strcpy(name.tname, pStmt->tableName);
int32_t code = catalogRemoveTableMeta(pCxt->pParseCxt->pCatalog, &name);
if (TSDB_CODE_SUCCESS == code) {
code = reserveTableMetaInCache(pCxt->pParseCxt->acctId, pStmt->dbName, pStmt->tableName, pCxt->pMetaCache);
}
if (TSDB_CODE_SUCCESS == code) {
code = reserveTableVgroupInCache(pCxt->pParseCxt->acctId, pStmt->dbName, pStmt->tableName, pCxt->pMetaCache);
}
if (TSDB_CODE_SUCCESS == code) {
code = reserveDbVgInfoInCache(pCxt->pParseCxt->acctId, pStmt->dbName, pCxt->pMetaCache);
}
return code;
}
static int32_t collectMetaKeyFromQuery(SCollectMetaKeyCxt* pCxt, SNode* pStmt) {
pCxt->pStmt = pStmt;
switch (nodeType(pStmt)) {
@ -497,6 +515,8 @@ static int32_t collectMetaKeyFromQuery(SCollectMetaKeyCxt* pCxt, SNode* pStmt) {
return collectMetaKeyFromShowTransactions(pCxt, (SShowStmt*)pStmt);
case QUERY_NODE_DELETE_STMT:
return collectMetaKeyFromDelete(pCxt, (SDeleteStmt*)pStmt);
case QUERY_NODE_SHOW_TABLE_DISTRIBUTED_STMT:
return collectMetaKeyFromShowBlockDist(pCxt, (SShowTableDistributedStmt*)pStmt);
default:
break;
}