homework-jianmu/source/libs/executor/inc/executorimpl.h

618 lines
23 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TDENGINE_EXECUTORIMPL_H
#define TDENGINE_EXECUTORIMPL_H
#include "os.h"
#include "common.h"
#include "ttszip.h"
#include "tvariant.h"
#include "thash.h"
//#include "parser.h"
#include "executil.h"
#include "taosdef.h"
#include "tarray.h"
#include "tfilter.h"
#include "tlockfree.h"
#include "tpagedfile.h"
struct SColumnFilterElem;
typedef struct {
uint32_t numOfTables;
SArray *pGroupList;
SHashObj *map; // speedup acquire the tableQueryInfo by table uid
} STableGroupInfo;
typedef int32_t (*__block_search_fn_t)(char* data, int32_t num, int64_t key, int32_t order);
#define IS_QUERY_KILLED(_q) ((_q)->code == TSDB_CODE_TSC_QUERY_CANCELLED)
#define Q_STATUS_EQUAL(p, s) (((p) & (s)) != 0u)
#define QUERY_IS_ASC_QUERY(q) (GET_FORWARD_DIRECTION_FACTOR((q)->order.order) == QUERY_ASC_FORWARD_STEP)
#define GET_TABLEGROUP(q, _index) ((SArray*) taosArrayGetP((q)->tableqinfoGroupInfo.pGroupList, (_index)))
#define GET_NUM_OF_RESULTS(_r) (((_r)->outputBuf) == NULL? 0:((_r)->outputBuf)->info.rows)
#define NEEDTO_COMPRESS_QUERY(size) ((size) > tsCompressColData? 1 : 0)
enum {
// when query starts to execute, this status will set
QUERY_NOT_COMPLETED = 0x1u,
/* query is over
* 1. this status is used in one row result query process, e.g., count/sum/first/last/ avg...etc.
* 2. when all data within queried time window, it is also denoted as query_completed
*/
QUERY_COMPLETED = 0x2u,
/* when the result is not completed return to client, this status will be
* usually used in case of interval query with interpolation option
*/
QUERY_OVER = 0x4u,
};
typedef struct SResultRowCell {
uint64_t groupId;
SResultRow *pRow;
} SResultRowCell;
/**
* If the number of generated results is greater than this value,
* query query will be halt and return results to client immediate.
*/
typedef struct SRspResultInfo {
int64_t total; // total generated result size in rows
int32_t capacity; // capacity of current result output buffer
int32_t threshold; // result size threshold in rows.
} SRspResultInfo;
typedef struct SColumnFilterElem {
int16_t bytes; // column length
__filter_func_t fp;
SColumnFilterInfo filterInfo;
void *q;
} SColumnFilterElem;
typedef struct SSingleColumnFilterInfo {
void* pData;
void* pData2; //used for nchar column
int32_t numOfFilters;
SColumnInfo info;
SColumnFilterElem* pFilters;
} SSingleColumnFilterInfo;
typedef struct STableQueryInfo {
TSKEY lastKey;
int32_t groupIndex; // group id in table list
SVariant tag;
STimeWindow win;
STSCursor cur;
void* pTable; // for retrieve the page id list
SResultRowInfo resInfo;
} STableQueryInfo;
typedef enum {
QUERY_PROF_BEFORE_OPERATOR_EXEC = 0,
QUERY_PROF_AFTER_OPERATOR_EXEC,
QUERY_PROF_QUERY_ABORT
} EQueryProfEventType;
typedef struct {
EQueryProfEventType eventType;
int64_t eventTime;
union {
uint8_t operatorType; //for operator event
int32_t abortCode; //for query abort event
};
} SQueryProfEvent;
typedef struct {
uint8_t operatorType;
int64_t sumSelfTime;
int64_t sumRunTimes;
} SOperatorProfResult;
typedef struct SQueryCostInfo {
uint64_t loadStatisTime;
uint64_t loadFileBlockTime;
uint64_t loadDataInCacheTime;
uint64_t loadStatisSize;
uint64_t loadFileBlockSize;
uint64_t loadDataInCacheSize;
uint64_t loadDataTime;
uint64_t totalRows;
uint64_t totalCheckedRows;
uint32_t totalBlocks;
uint32_t loadBlocks;
uint32_t loadBlockStatis;
uint32_t discardBlocks;
uint64_t elapsedTime;
uint64_t firstStageMergeTime;
uint64_t winInfoSize;
uint64_t tableInfoSize;
uint64_t hashSize;
uint64_t numOfTimeWindows;
SArray* queryProfEvents; //SArray<SQueryProfEvent>
SHashObj* operatorProfResults; //map<operator_type, SQueryProfEvent>
} SQueryCostInfo;
typedef struct {
int64_t vgroupLimit;
int64_t ts;
} SOrderedPrjQueryInfo;
typedef struct {
char* tags;
SArray* pResult; // SArray<SStddevInterResult>
} SInterResult;
// The basic query information extracted from the SQueryInfo tree to support the
// execution of query in a data node.
typedef struct SQueryAttr {
SLimit limit;
SLimit slimit;
// todo comment it
bool stableQuery; // super table query or not
bool topBotQuery; // TODO used bitwise flag
bool groupbyColumn; // denote if this is a groupby normal column query
bool hasTagResults; // if there are tag values in final result or not
bool timeWindowInterpo;// if the time window start/end required interpolation
bool queryBlockDist; // if query data block distribution
bool stabledev; // super table stddev query
bool tsCompQuery; // is tscomp query
bool diffQuery; // is diff query
bool simpleAgg;
bool pointInterpQuery; // point interpolation query
bool needReverseScan; // need reverse scan
bool distinct; // distinct query or not
bool stateWindow; // window State on sub/normal table
bool createFilterOperator; // if filter operator is needed
bool multigroupResult; // multigroup result can exist in one SSDataBlock
int32_t interBufSize; // intermediate buffer sizse
int32_t havingNum; // having expr number
SOrder order;
int16_t numOfCols;
int16_t numOfTags;
STimeWindow window;
SInterval interval;
SSessionWindow sw;
int16_t precision;
int16_t numOfOutput;
int16_t fillType;
int32_t srcRowSize; // todo extract struct
int32_t resultRowSize;
int32_t intermediateResultRowSize; // intermediate result row size, in case of top-k query.
int32_t maxTableColumnWidth;
int32_t tagLen; // tag value length of current query
SGroupbyExpr *pGroupbyExpr;
SExprInfo* pExpr1;
SExprInfo* pExpr2;
int32_t numOfExpr2;
SExprInfo* pExpr3;
int32_t numOfExpr3;
SColumnInfo* tableCols;
SColumnInfo* tagColList;
int32_t numOfFilterCols;
int64_t* fillVal;
SOrderedPrjQueryInfo prjInfo; // limit value for each vgroup, only available in global order projection query.
SSingleColumnFilterInfo* pFilterInfo;
// SFilterInfo *pFilters;
void* tsdb;
// SMemRef memRef;
STableGroupInfo tableGroupInfo; // table <tid, last_key> list SArray<STableKeyInfo>
int32_t vgId;
SArray *pUdfInfo; // no need to free
} SQueryAttr;
typedef SSDataBlock* (*__operator_fn_t)(void* param, bool* newgroup);
typedef void (*__optr_cleanup_fn_t)(void* param, int32_t num);
struct SOperatorInfo;
typedef struct SQueryRuntimeEnv {
jmp_buf env;
SQueryAttr* pQueryAttr;
uint32_t status; // query status
void* qinfo;
uint8_t scanFlag; // denotes reversed scan of data or not
void* pQueryHandle;
int32_t prevGroupId; // previous executed group id
bool enableGroupData;
SDiskbasedResultBuf* pResultBuf; // query result buffer based on blocked-wised disk file
SHashObj* pResultRowHashTable; // quick locate the window object for each result
SHashObj* pResultRowListSet; // used to check if current ResultRowInfo has ResultRow object or not
SArray* pResultRowArrayList; // The array list that contains the Result rows
char* keyBuf; // window key buffer
SResultRowPool* pool; // The window result objects pool, all the resultRow Objects are allocated and managed by this object.
char** prevRow;
SArray* prevResult; // intermediate result, SArray<SInterResult>
STSBuf* pTsBuf; // timestamp filter list
STSCursor cur;
char* tagVal; // tag value of current data block
struct SScalarFunctionSupport * scalarSup;
SSDataBlock *outputBuf;
STableGroupInfo tableqinfoGroupInfo; // this is a group array list, including SArray<STableQueryInfo*> structure
struct SOperatorInfo *proot;
SGroupResInfo groupResInfo;
int64_t currentOffset; // dynamic offset value
STableQueryInfo *current;
SRspResultInfo resultInfo;
SHashObj *pTableRetrieveTsMap;
struct SUdfInfo *pUdfInfo;
} SQueryRuntimeEnv;
enum {
OP_IN_EXECUTING = 1,
OP_RES_TO_RETURN = 2,
OP_EXEC_DONE = 3,
};
typedef struct SOperatorInfo {
uint8_t operatorType;
bool blockingOptr; // block operator or not
uint8_t status; // denote if current operator is completed
int32_t numOfOutput; // number of columns of the current operator results
char *name; // name, used to show the query execution plan
void *info; // extension attribution
SExprInfo *pExpr;
SQueryRuntimeEnv *pRuntimeEnv;
struct SOperatorInfo **upstream; // upstream pointer list
int32_t numOfUpstream; // number of upstream. The value is always ONE expect for join operator
__operator_fn_t exec;
__optr_cleanup_fn_t cleanup;
} SOperatorInfo;
enum {
QUERY_RESULT_NOT_READY = 1,
QUERY_RESULT_READY = 2,
};
typedef struct {
int32_t numOfTags;
int32_t numOfCols;
SColumnInfo *colList;
} SQueriedTableInfo;
typedef struct SQInfo {
void* signature;
uint64_t qId;
int32_t code; // error code to returned to client
int64_t owner; // if it is in execution
SQueryRuntimeEnv runtimeEnv;
SQueryAttr query;
void* pBuf; // allocated buffer for STableQueryInfo, sizeof(STableQueryInfo)*numOfTables;
pthread_mutex_t lock; // used to synchronize the rsp/query threads
tsem_t ready;
int32_t dataReady; // denote if query result is ready or not
void* rspContext; // response context
int64_t startExecTs; // start to exec timestamp
char* sql; // query sql string
SQueryCostInfo summary;
} SQInfo;
typedef struct SQueryParam {
char *sql;
char *tagCond;
char *colCond;
char *tbnameCond;
char *prevResult;
SArray *pTableIdList;
SSqlExpr **pExpr;
SSqlExpr **pSecExpr;
SExprInfo *pExprs;
SExprInfo *pSecExprs;
SFilterInfo *pFilters;
SColIndex *pGroupColIndex;
SColumnInfo *pTagColumnInfo;
SGroupbyExpr *pGroupbyExpr;
int32_t tableScanOperator;
SArray *pOperator;
struct SUdfInfo *pUdfInfo;
} SQueryParam;
typedef struct STableScanInfo {
void *pQueryHandle;
int32_t numOfBlocks;
int32_t numOfSkipped;
int32_t numOfBlockStatis;
int64_t numOfRows;
int32_t order; // scan order
int32_t times; // repeat counts
int32_t current;
int32_t reverseTimes; // 0 by default
SQLFunctionCtx *pCtx; // next operator query context
SResultRowInfo *pResultRowInfo;
int32_t *rowCellInfoOffset;
SExprInfo *pExpr;
SSDataBlock block;
int32_t numOfOutput;
int64_t elapsedTime;
int32_t tableIndex;
int32_t prevGroupId; // previous table group id
} STableScanInfo;
typedef struct STagScanInfo {
SColumnInfo* pCols;
SSDataBlock* pRes;
int32_t totalTables;
int32_t curPos;
} STagScanInfo;
typedef struct SOptrBasicInfo {
SResultRowInfo resultRowInfo;
int32_t *rowCellInfoOffset; // offset value for each row result cell info
SQLFunctionCtx *pCtx;
SSDataBlock *pRes;
} SOptrBasicInfo;
typedef struct SOptrBasicInfo STableIntervalOperatorInfo;
typedef struct SAggOperatorInfo {
SOptrBasicInfo binfo;
uint32_t seed;
} SAggOperatorInfo;
typedef struct SProjectOperatorInfo {
SOptrBasicInfo binfo;
int32_t bufCapacity;
uint32_t seed;
SSDataBlock *existDataBlock;
} SProjectOperatorInfo;
typedef struct SLimitOperatorInfo {
int64_t limit;
int64_t total;
} SLimitOperatorInfo;
typedef struct SSLimitOperatorInfo {
int64_t groupTotal;
int64_t currentGroupOffset;
int64_t rowsTotal;
int64_t currentOffset;
SLimit limit;
SLimit slimit;
char **prevRow;
SArray *orderColumnList;
bool hasPrev;
bool ignoreCurrentGroup;
bool multigroupResult;
SSDataBlock *pRes; // result buffer
SSDataBlock *pPrevBlock;
int64_t capacity;
int64_t threshold;
} SSLimitOperatorInfo;
typedef struct SFilterOperatorInfo {
SSingleColumnFilterInfo *pFilterInfo;
int32_t numOfFilterCols;
} SFilterOperatorInfo;
typedef struct SFillOperatorInfo {
struct SFillInfo *pFillInfo;
SSDataBlock *pRes;
int64_t totalInputRows;
void **p;
SSDataBlock *existNewGroupBlock;
bool multigroupResult;
} SFillOperatorInfo;
typedef struct SGroupbyOperatorInfo {
SOptrBasicInfo binfo;
int32_t colIndex;
char *prevData; // previous group by value
} SGroupbyOperatorInfo;
typedef struct SSWindowOperatorInfo {
SOptrBasicInfo binfo;
STimeWindow curWindow; // current time window
TSKEY prevTs; // previous timestamp
int32_t numOfRows; // number of rows
int32_t start; // start row index
bool reptScan; // next round scan
} SSWindowOperatorInfo;
typedef struct SStateWindowOperatorInfo {
SOptrBasicInfo binfo;
STimeWindow curWindow; // current time window
int32_t numOfRows; // number of rows
int32_t colIndex; // start row index
int32_t start;
char* prevData; // previous data
bool reptScan;
} SStateWindowOperatorInfo;
typedef struct SDistinctDataInfo {
int32_t index;
int32_t type;
int32_t bytes;
} SDistinctDataInfo;
typedef struct SDistinctOperatorInfo {
SHashObj *pSet;
SSDataBlock *pRes;
bool recordNullVal; //has already record the null value, no need to try again
int64_t threshold;
int64_t outputCapacity;
int32_t totalBytes;
char* buf;
SArray* pDistinctDataInfo;
} SDistinctOperatorInfo;
struct SGlobalMerger;
typedef struct SMultiwayMergeInfo {
struct SGlobalMerger *pMerge;
SOptrBasicInfo binfo;
int32_t bufCapacity;
int64_t seed;
char **prevRow;
SArray *orderColumnList;
int32_t resultRowFactor;
bool hasGroupColData;
char **currentGroupColData;
SArray *groupColumnList;
bool hasDataBlockForNewGroup;
SSDataBlock *pExistBlock;
SArray *udfInfo;
bool hasPrev;
bool multiGroupResults;
} SMultiwayMergeInfo;
// todo support the disk-based sort
typedef struct SOrderOperatorInfo {
int32_t colIndex;
int32_t order;
SSDataBlock *pDataBlock;
} SOrderOperatorInfo;
void appendUpstream(SOperatorInfo* p, SOperatorInfo* pUpstream);
SOperatorInfo* createDataBlocksOptScanInfo(void* pTsdbQueryHandle, SQueryRuntimeEnv* pRuntimeEnv, int32_t repeatTime, int32_t reverseTime);
SOperatorInfo* createTableScanOperator(void* pTsdbQueryHandle, SQueryRuntimeEnv* pRuntimeEnv, int32_t repeatTime);
SOperatorInfo* createTableSeqScanOperator(void* pTsdbQueryHandle, SQueryRuntimeEnv* pRuntimeEnv);
SOperatorInfo* createAggregateOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput);
SOperatorInfo* createProjectOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput);
SOperatorInfo* createLimitOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream);
SOperatorInfo* createTimeIntervalOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput);
SOperatorInfo* createAllTimeIntervalOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput);
SOperatorInfo* createSWindowOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput);
SOperatorInfo* createFillOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput, bool multigroupResult);
SOperatorInfo* createGroupbyOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput);
SOperatorInfo* createMultiTableAggOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput);
SOperatorInfo* createMultiTableTimeIntervalOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput);
SOperatorInfo* createAllMultiTableTimeIntervalOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput);
SOperatorInfo* createTagScanOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SExprInfo* pExpr, int32_t numOfOutput);
SOperatorInfo* createDistinctOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput);
SOperatorInfo* createTableBlockInfoScanOperator(void* pTsdbQueryHandle, SQueryRuntimeEnv* pRuntimeEnv);
SOperatorInfo* createMultiwaySortOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SExprInfo* pExpr, int32_t numOfOutput,
int32_t numOfRows, void* merger);
SOperatorInfo* createGlobalAggregateOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput, void* param, SArray* pUdfInfo, bool groupResultMixedUp);
SOperatorInfo* createStatewindowOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput);
SOperatorInfo* createSLimitOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput, void* merger, bool multigroupResult);
SOperatorInfo* createFilterOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr,
int32_t numOfOutput, SColumnInfo* pCols, int32_t numOfFilter);
SOperatorInfo* createJoinOperatorInfo(SOperatorInfo** pUpstream, int32_t numOfUpstream, SSchema* pSchema, int32_t numOfOutput);
SOperatorInfo* createOrderOperatorInfo(SQueryRuntimeEnv* pRuntimeEnv, SOperatorInfo* upstream, SExprInfo* pExpr, int32_t numOfOutput, SOrder* pOrderVal);
SSDataBlock* doGlobalAggregate(void* param, bool* newgroup);
SSDataBlock* doMultiwayMergeSort(void* param, bool* newgroup);
SSDataBlock* doSLimit(void* param, bool* newgroup);
int32_t doCreateFilterInfo(SColumnInfo* pCols, int32_t numOfCols, int32_t numOfFilterCols, SSingleColumnFilterInfo** pFilterInfo, uint64_t qId);
void doSetFilterColumnInfo(SSingleColumnFilterInfo* pFilterInfo, int32_t numOfFilterCols, SSDataBlock* pBlock);
bool doFilterDataBlock(SSingleColumnFilterInfo* pFilterInfo, int32_t numOfFilterCols, int32_t numOfRows, int8_t* p);
void doCompactSDataBlock(SSDataBlock* pBlock, int32_t numOfRows, int8_t* p);
SSDataBlock* createOutputBuf(SExprInfo* pExpr, int32_t numOfOutput, int32_t numOfRows);
void* destroyOutputBuf(SSDataBlock* pBlock);
void* doDestroyFilterInfo(SSingleColumnFilterInfo* pFilterInfo, int32_t numOfFilterCols);
void setInputDataBlock(SOperatorInfo* pOperator, SQLFunctionCtx* pCtx, SSDataBlock* pBlock, int32_t order);
void finalizeQueryResult(SOperatorInfo* pOperator, SQLFunctionCtx* pCtx, SResultRowInfo* pResultRowInfo, int32_t* rowCellInfoOffset);
void updateOutputBuf(SOptrBasicInfo* pBInfo, int32_t *bufCapacity, int32_t numOfInputRows);
void clearOutputBuf(SOptrBasicInfo* pBInfo, int32_t *bufCapacity);
void copyTsColoum(SSDataBlock* pRes, SQLFunctionCtx* pCtx, int32_t numOfOutput);
void freeParam(SQueryParam *param);
int32_t convertQueryMsg(SQueryTableMsg *pQueryMsg, SQueryParam* param);
int32_t createQueryFunc(SQueriedTableInfo* pTableInfo, int32_t numOfOutput, SExprInfo** pExprInfo,
SSqlExpr** pExprMsg, SColumnInfo* pTagCols, int32_t queryType, void* pMsg, struct SUdfInfo* pUdfInfo);
int32_t createIndirectQueryFuncExprFromMsg(SQueryTableMsg *pQueryMsg, int32_t numOfOutput, SExprInfo **pExprInfo,
SSqlExpr **pExpr, SExprInfo *prevExpr, struct SUdfInfo *pUdfInfo);
int32_t createQueryFilter(char *data, uint16_t len, SFilterInfo** pFilters);
SGroupbyExpr *createGroupbyExprFromMsg(SQueryTableMsg *pQueryMsg, SColIndex *pColIndex, int32_t *code);
SQInfo *createQInfoImpl(SQueryTableMsg *pQueryMsg, SGroupbyExpr *pGroupbyExpr, SExprInfo *pExprs,
SExprInfo *pSecExprs, STableGroupInfo *pTableGroupInfo, SColumnInfo* pTagCols, SFilterInfo* pFilters, int32_t vgId, char* sql, uint64_t qId, struct SUdfInfo* pUdfInfo);
int32_t initQInfo(STsBufInfo* pTsBufInfo, void* tsdb, void* sourceOptr, SQInfo* pQInfo, SQueryParam* param, char* start,
int32_t prevResultLen, void* merger);
int32_t createFilterInfo(SQueryAttr* pQueryAttr, uint64_t qId);
void freeColumnFilterInfo(SColumnFilterInfo* pFilter, int32_t numOfFilters);
STableQueryInfo *createTableQueryInfo(SQueryAttr* pQueryAttr, void* pTable, bool groupbyColumn, STimeWindow win, void* buf);
STableQueryInfo* createTmpTableQueryInfo(STimeWindow win);
int32_t buildArithmeticExprFromMsg(SExprInfo *pArithExprInfo, void *pQueryMsg);
bool isQueryKilled(SQInfo *pQInfo);
int32_t checkForQueryBuf(size_t numOfTables);
bool checkNeedToCompressQueryCol(SQInfo *pQInfo);
bool doBuildResCheck(SQInfo* pQInfo);
void setQueryStatus(SQueryRuntimeEnv *pRuntimeEnv, int8_t status);
bool onlyQueryTags(SQueryAttr* pQueryAttr);
void destroyUdfInfo(struct SUdfInfo* pUdfInfo);
bool isValidQInfo(void *param);
int32_t doDumpQueryResult(SQInfo *pQInfo, char *data, int8_t compressed, int32_t *compLen);
size_t getResultSize(SQInfo *pQInfo, int64_t *numOfRows);
void setQueryKilled(SQInfo *pQInfo);
void publishOperatorProfEvent(SOperatorInfo* operatorInfo, EQueryProfEventType eventType);
void publishQueryAbortEvent(SQInfo* pQInfo, int32_t code);
void calculateOperatorProfResults(SQInfo* pQInfo);
void queryCostStatis(SQInfo *pQInfo);
void freeQInfo(SQInfo *pQInfo);
void freeQueryAttr(SQueryAttr *pQuery);
int32_t getMaximumIdleDurationSec();
void doInvokeUdf(struct SUdfInfo* pUdfInfo, SQLFunctionCtx *pCtx, int32_t idx, int32_t type);
#endif // TDENGINE_EXECUTORIMPL_H