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[TD-2895] refactor

This commit is contained in:
Haojun Liao 2021-02-03 18:29:40 +08:00
parent 19fb8c0d62
commit 36c9ba0c9b
16 changed files with 1339 additions and 1218 deletions
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1
src/client/src/tscLocalMerge.c
View File

@ -86,7 +86,6 @@ static void tscInitSqlContext(SSqlCmd *pCmd, SLocalMerger *pReducer, tOrderDescr
pCtx->outputBytes = pExpr->resBytes; pCtx->outputBytes = pExpr->resBytes;
pCtx->outputType = pExpr->resType; pCtx->outputType = pExpr->resType;
pCtx->startOffset = 0;
pCtx->size = 1; pCtx->size = 1;
pCtx->hasNull = true; pCtx->hasNull = true;
pCtx->currentStage = MERGE_STAGE; pCtx->currentStage = MERGE_STAGE;

2
src/client/src/tscSQLParser.c
View File

@ -4737,7 +4737,7 @@ static void setDefaultOrderInfo(SQueryInfo* pQueryInfo) {
int32_t parseOrderbyClause(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, SQuerySQL* pQuerySql, SSchema* pSchema) { int32_t parseOrderbyClause(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, SQuerySQL* pQuerySql, SSchema* pSchema) {
const char* msg0 = "only support order by primary timestamp"; const char* msg0 = "only support order by primary timestamp";
const char* msg1 = "invalid column name"; const char* msg1 = "invalid column name";
const char* msg2 = "only support order by primary timestamp or first tag in groupby clause allowed"; const char* msg2 = "order by primary timestamp or first tag in groupby clause allowed";
const char* msg3 = "invalid column in order by clause, only primary timestamp or first tag in groupby clause allowed"; const char* msg3 = "invalid column in order by clause, only primary timestamp or first tag in groupby clause allowed";
setDefaultOrderInfo(pQueryInfo); setDefaultOrderInfo(pQueryInfo);

18
src/client/tests/cliTest.cpp
View File

@ -57,7 +57,7 @@ void stmtInsertTest() {
v.ts = start_ts + 20; v.ts = start_ts + 20;
v.k = 123; v.k = 123;
char* str = "abc"; char str[] = "abc";
uintptr_t len = strlen(str); uintptr_t len = strlen(str);
v.a = str; v.a = str;
@ -65,7 +65,7 @@ void stmtInsertTest() {
params[2].buffer_length = len; params[2].buffer_length = len;
params[2].buffer = str; params[2].buffer = str;
char* nstr = "999"; char nstr[] = "999";
uintptr_t len1 = strlen(nstr); uintptr_t len1 = strlen(nstr);
v.b = nstr; v.b = nstr;
@ -84,18 +84,18 @@ void stmtInsertTest() {
v.ts = start_ts + 30; v.ts = start_ts + 30;
v.k = 911; v.k = 911;
str = "92"; char str1[] = "92";
len = strlen(str); len = strlen(str1);
params[2].length = &len; params[2].length = &len;
params[2].buffer_length = len; params[2].buffer_length = len;
params[2].buffer = str; params[2].buffer = str1;
nstr = "1920"; char nstr1[] = "1920";
len1 = strlen(nstr); len1 = strlen(nstr1);
params[3].buffer_length = len1; params[3].buffer_length = len1;
params[3].buffer = nstr; params[3].buffer = nstr1;
params[3].length = &len1; params[3].length = &len1;
taos_stmt_bind_param(stmt, params); taos_stmt_bind_param(stmt, params);
@ -103,7 +103,7 @@ void stmtInsertTest() {
ret = taos_stmt_execute(stmt); ret = taos_stmt_execute(stmt);
if (ret != 0) { if (ret != 0) {
printf("%p\n", ret); printf("%d\n", ret);
printf("\033[31mfailed to execute insert statement.\033[0m\n"); printf("\033[31mfailed to execute insert statement.\033[0m\n");
return; return;
} }

1
src/cq/src/cqMain.c
View File

@ -256,6 +256,7 @@ void cqStop(void *handle) {
if (tsEnableStream == 0) { if (tsEnableStream == 0) {
return; return;
} }
SCqContext *pContext = handle; SCqContext *pContext = handle;
cDebug("vgId:%d, stop all CQs", pContext->vgId); cDebug("vgId:%d, stop all CQs", pContext->vgId);
if (pContext->dbConn == NULL || pContext->master == 0) return; if (pContext->dbConn == NULL || pContext->master == 0) return;

9
src/query/inc/qAggMain.h
View File

@ -84,7 +84,7 @@ extern "C" {
#define TSDB_FUNCSTATE_SO 0x1u // single output #define TSDB_FUNCSTATE_SO 0x1u // single output
#define TSDB_FUNCSTATE_MO 0x2u // dynamic number of output, not multinumber of output e.g., TOP/BOTTOM #define TSDB_FUNCSTATE_MO 0x2u // dynamic number of output, not multinumber of output e.g., TOP/BOTTOM
#define TSDB_FUNCSTATE_STREAM 0x4u // function avail for stream #define TSDB_FUNCSTATE_STREAM 0x4u // function avail for stream
#define TSDB_FUNCSTATE_STABLE 0x8u // function avail for metric #define TSDB_FUNCSTATE_STABLE 0x8u // function avail for super table
#define TSDB_FUNCSTATE_OF 0x10u // outer forward #define TSDB_FUNCSTATE_OF 0x10u // outer forward
#define TSDB_FUNCSTATE_NEED_TS 0x20u // timestamp is required during query processing #define TSDB_FUNCSTATE_NEED_TS 0x20u // timestamp is required during query processing
#define TSDB_FUNCSTATE_SELECTIVITY 0x40u // selectivity functions, can exists along with tag columns #define TSDB_FUNCSTATE_SELECTIVITY 0x40u // selectivity functions, can exists along with tag columns
@ -166,9 +166,8 @@ typedef struct SExtTagsInfo {
// sql function runtime context // sql function runtime context
typedef struct SQLFunctionCtx { typedef struct SQLFunctionCtx {
int32_t startOffset; // todo remove it
int32_t size; // number of rows int32_t size; // number of rows
void * pInput; // void * pInput; // input data buffer
uint32_t order; // asc|desc uint32_t order; // asc|desc
int16_t inputType; int16_t inputType;
int16_t inputBytes; int16_t inputBytes;
@ -184,7 +183,7 @@ typedef struct SQLFunctionCtx {
uint8_t currentStage; // record current running step, default: 0 uint8_t currentStage; // record current running step, default: 0
int64_t startTs; // timestamp range of current query when function is executed on a specific data block int64_t startTs; // timestamp range of current query when function is executed on a specific data block
int32_t numOfParams; int32_t numOfParams;
tVariant param[4]; // input parameter, e.g., top(k, 20), the number of results for top query is kept in param */ tVariant 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*/ void *ptsOutputBuf; // corresponding output buffer for timestamp of each result, e.g., top/bottom*/
SQLPreAggVal preAggVals; SQLPreAggVal preAggVals;
@ -228,7 +227,7 @@ int32_t getResultDataInfo(int32_t dataType, int32_t dataBytes, int32_t functionI
#define IS_SINGLEOUTPUT(x) (((x)&TSDB_FUNCSTATE_SO) != 0) #define IS_SINGLEOUTPUT(x) (((x)&TSDB_FUNCSTATE_SO) != 0)
#define IS_OUTER_FORWARD(x) (((x)&TSDB_FUNCSTATE_OF) != 0) #define IS_OUTER_FORWARD(x) (((x)&TSDB_FUNCSTATE_OF) != 0)
/* determine the real data need to calculated the result */ // determine the real data need to calculated the result
enum { enum {
BLK_DATA_NO_NEEDED = 0x0, BLK_DATA_NO_NEEDED = 0x0,
BLK_DATA_STATIS_NEEDED = 0x1, BLK_DATA_STATIS_NEEDED = 0x1,

84
src/query/inc/qExecutor.h
View File

@ -33,6 +33,36 @@ struct SColumnFilterElem;
typedef bool (*__filter_func_t)(struct SColumnFilterElem* pFilter, const char* val1, const char* val2, int16_t type); typedef bool (*__filter_func_t)(struct SColumnFilterElem* pFilter, const char* val1, const char* val2, int16_t type);
typedef int32_t (*__block_search_fn_t)(char* data, int32_t num, int64_t key, int32_t order); 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 SET_STABLE_QUERY_OVER(_q) ((_q)->tableIndex = (int32_t)((_q)->tableqinfoGroupInfo.numOfTables))
#define IS_STASBLE_QUERY_OVER(_q) ((_q)->tableIndex >= (int32_t)((_q)->tableqinfoGroupInfo.numOfTables))
#define GET_TABLEGROUP(q, _index) ((SArray*) taosArrayGetP((q)->tableqinfoGroupInfo.pGroupList, (_index)))
enum {
// when query starts to execute, this status will set
QUERY_NOT_COMPLETED = 0x1u,
/* result output buffer is full, current query is paused.
* this status is only exist in group-by clause and diff/add/division/multiply/ query.
*/
QUERY_RESBUF_FULL = 0x2u,
/* 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 = 0x4u,
/* 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 = 0x8u,
};
typedef struct SResultRowPool { typedef struct SResultRowPool {
int32_t elemSize; int32_t elemSize;
int32_t blockSize; int32_t blockSize;
@ -66,7 +96,8 @@ typedef struct SResultRow {
} SResultRow; } SResultRow;
typedef struct SGroupResInfo { typedef struct SGroupResInfo {
int32_t rowId; int32_t totalGroup;
int32_t currentGroup;
int32_t index; int32_t index;
SArray* pRows; // SArray<SResultRow*> SArray* pRows; // SArray<SResultRow*>
} SGroupResInfo; } SGroupResInfo;
@ -112,7 +143,7 @@ typedef struct STableQueryInfo {
STimeWindow win; STimeWindow win;
STSCursor cur; STSCursor cur;
void* pTable; // for retrieve the page id list void* pTable; // for retrieve the page id list
SResultRowInfo windowResInfo; SResultRowInfo resInfo;
} STableQueryInfo; } STableQueryInfo;
typedef struct SQueryCostInfo { typedef struct SQueryCostInfo {
@ -193,7 +224,7 @@ typedef struct SQueryRuntimeEnv {
uint16_t* offset; uint16_t* offset;
uint16_t scanFlag; // denotes reversed scan of data or not uint16_t scanFlag; // denotes reversed scan of data or not
SFillInfo* pFillInfo; SFillInfo* pFillInfo;
SResultRowInfo windowResInfo; SResultRowInfo resultRowInfo;
SQueryCostInfo summary; SQueryCostInfo summary;
void* pQueryHandle; void* pQueryHandle;
@ -257,4 +288,51 @@ typedef struct SQInfo {
char* sql; // query sql string char* sql; // query sql string
} SQInfo; } SQInfo;
typedef struct SQueryParam {
char *sql;
char *tagCond;
char *tbnameCond;
char *prevResult;
SArray *pTableIdList;
SSqlFuncMsg **pExprMsg;
SSqlFuncMsg **pSecExprMsg;
SExprInfo *pExprs;
SExprInfo *pSecExprs;
SColIndex *pGroupColIndex;
SColumnInfo *pTagColumnInfo;
SSqlGroupbyExpr *pGroupbyExpr;
} SQueryParam;
void freeParam(SQueryParam *param);
int32_t convertQueryMsg(SQueryTableMsg *pQueryMsg, SQueryParam* param);
int32_t createQueryFuncExprFromMsg(SQueryTableMsg *pQueryMsg, int32_t numOfOutput, SExprInfo **pExprInfo, SSqlFuncMsg **pExprMsg,
SColumnInfo* pTagCols);
SSqlGroupbyExpr *createGroupbyExprFromMsg(SQueryTableMsg *pQueryMsg, SColIndex *pColIndex, int32_t *code);
SQInfo *createQInfoImpl(SQueryTableMsg *pQueryMsg, SSqlGroupbyExpr *pGroupbyExpr, SExprInfo *pExprs,
SExprInfo *pSecExprs, STableGroupInfo *pTableGroupInfo, SColumnInfo* pTagCols, bool stableQuery, char* sql);
int32_t initQInfo(SQueryTableMsg *pQueryMsg, void *tsdb, int32_t vgId, SQInfo *pQInfo, SQueryParam* param, bool isSTable);
void freeColumnFilterInfo(SColumnFilterInfo* pFilter, int32_t numOfFilters);
bool isQueryKilled(SQInfo *pQInfo);
int32_t checkForQueryBuf(size_t numOfTables);
bool doBuildResCheck(SQInfo* pQInfo);
void setQueryStatus(SQuery *pQuery, int8_t status);
bool onlyQueryTags(SQuery* pQuery);
void buildTagQueryResult(SQInfo *pQInfo);
void stableQueryImpl(SQInfo *pQInfo);
void buildTableBlockDistResult(SQInfo *pQInfo);
void tableQueryImpl(SQInfo *pQInfo);
bool isValidQInfo(void *param);
int32_t doDumpQueryResult(SQInfo *pQInfo, char *data);
size_t getResultSize(SQInfo *pQInfo, int64_t *numOfRows);
void setQueryKilled(SQInfo *pQInfo);
void queryCostStatis(SQInfo *pQInfo);
void freeQInfo(SQInfo *pQInfo);
int32_t getMaximumIdleDurationSec();
#endif // TDENGINE_QUERYEXECUTOR_H #endif // TDENGINE_QUERYEXECUTOR_H

8
src/query/inc/qUtil.h
View File

@ -85,4 +85,12 @@ void interResToBinary(SBufferWriter* bw, SArray* pRes, int32_t tagLen);
SArray* interResFromBinary(const char* data, int32_t len); SArray* interResFromBinary(const char* data, int32_t len);
void freeInterResult(void* param); void freeInterResult(void* param);
void initGroupResInfo(SGroupResInfo* pGroupResInfo, SResultRowInfo* pResultInfo, int32_t offset);
void cleanupGroupResInfo(SGroupResInfo* pGroupResInfo);
bool hasRemainData(SGroupResInfo* pGroupResInfo);
bool incNextGroup(SGroupResInfo* pGroupResInfo);
int32_t getNumOfTotalRes(SGroupResInfo* pGroupResInfo);
int32_t mergeIntoGroupResult(SGroupResInfo* pGroupResInfo, SQInfo *pQInfo);
#endif // TDENGINE_QUERYUTIL_H #endif // TDENGINE_QUERYUTIL_H

31
src/query/src/qAggMain.c
View File

@ -26,10 +26,12 @@
#include "qTsbuf.h" #include "qTsbuf.h"
#include "queryLog.h" #include "queryLog.h"
#define GET_INPUT_DATA_LIST(x) (((char *)((x)->pInput)) + ((x)->startOffset) * ((x)->inputBytes)) //#define GET_INPUT_DATA_LIST(x) (((char *)((x)->pInput)) + ((x)->startOffset) * ((x)->inputBytes))
#define GET_INPUT_DATA_LIST(x) ((char *)((x)->pInput))
#define GET_INPUT_DATA(x, y) (GET_INPUT_DATA_LIST(x) + (y) * (x)->inputBytes) #define GET_INPUT_DATA(x, y) (GET_INPUT_DATA_LIST(x) + (y) * (x)->inputBytes)
#define GET_TS_LIST(x) ((TSKEY*)&((x)->ptsList[(x)->startOffset])) //#define GET_TS_LIST(x) ((TSKEY*)&((x)->ptsList[(x)->startOffset]))
#define GET_TS_LIST(x) ((TSKEY*)((x)->ptsList))
#define GET_TS_DATA(x, y) (GET_TS_LIST(x)[(y)]) #define GET_TS_DATA(x, y) (GET_TS_LIST(x)[(y)])
#define GET_TRUE_DATA_TYPE() \ #define GET_TRUE_DATA_TYPE() \
@ -379,11 +381,7 @@ static bool function_setup(SQLFunctionCtx *pCtx) {
static void function_finalizer(SQLFunctionCtx *pCtx) { static void function_finalizer(SQLFunctionCtx *pCtx) {
SResultRowCellInfo *pResInfo = GET_RES_INFO(pCtx); SResultRowCellInfo *pResInfo = GET_RES_INFO(pCtx);
if (pResInfo->hasResult != DATA_SET_FLAG) { if (pResInfo->hasResult != DATA_SET_FLAG) {
if (pCtx->outputType == TSDB_DATA_TYPE_BINARY || pCtx->outputType == TSDB_DATA_TYPE_NCHAR) { setNull(pCtx->pOutput, pCtx->outputType, pCtx->outputBytes);
setVardataNull(pCtx->pOutput, pCtx->outputType);
} else {
setNull(pCtx->pOutput, pCtx->outputType, pCtx->outputBytes);
}
} }
doFinalizer(pCtx); doFinalizer(pCtx);
@ -414,10 +412,7 @@ static void count_function(SQLFunctionCtx *pCtx) {
numOfElem += 1; numOfElem += 1;
} }
} else { } else {
/* //when counting on the primary time stamp column and no statistics data is presented, use the size value directly.
* when counting on the primary time stamp column and no statistics data is provided,
* simple use the size value
*/
numOfElem = pCtx->size; numOfElem = pCtx->size;
} }
} }
@ -944,9 +939,9 @@ static void minMax_function(SQLFunctionCtx *pCtx, char *pOutput, int32_t isMin,
* *
* The following codes of 3 lines will be removed later. * The following codes of 3 lines will be removed later.
*/ */
if (index < 0 || index >= pCtx->size + pCtx->startOffset) { // if (index < 0 || index >= pCtx->size + pCtx->startOffset) {
index = 0; // index = 0;
} // }
// the index is the original position, not the relative position // the index is the original position, not the relative position
key = pCtx->ptsList[index]; key = pCtx->ptsList[index];
@ -3487,9 +3482,7 @@ static void arithmetic_function(SQLFunctionCtx *pCtx) {
SArithmeticSupport *sas = (SArithmeticSupport *)pCtx->param[1].pz; SArithmeticSupport *sas = (SArithmeticSupport *)pCtx->param[1].pz;
arithmeticTreeTraverse(sas->pArithExpr->pExpr, pCtx->size, pCtx->pOutput, sas, pCtx->order, getArithColumnData); arithmeticTreeTraverse(sas->pArithExpr->pExpr, pCtx->size, pCtx->pOutput, sas, pCtx->order, getArithColumnData);
pCtx->pOutput += pCtx->outputBytes * pCtx->size; pCtx->pOutput += pCtx->outputBytes * pCtx->size;
pCtx->param[1].pz = NULL;
} }
static void arithmetic_function_f(SQLFunctionCtx *pCtx, int32_t index) { static void arithmetic_function_f(SQLFunctionCtx *pCtx, int32_t index) {
@ -3977,6 +3970,12 @@ static void interp_function_impl(SQLFunctionCtx *pCtx) {
} else { } else {
assignVal(pCtx->pOutput, pCtx->start.ptr, pCtx->outputBytes, pCtx->inputType); assignVal(pCtx->pOutput, pCtx->start.ptr, pCtx->outputBytes, pCtx->inputType);
} }
} else if (type == TSDB_FILL_NEXT) {
if (IS_NUMERIC_TYPE(pCtx->inputType) || pCtx->inputType == TSDB_DATA_TYPE_BOOL) {
SET_TYPED_DATA(pCtx->pOutput, pCtx->inputType, pCtx->end.val);
} else {
assignVal(pCtx->pOutput, pCtx->end.ptr, pCtx->outputBytes, pCtx->inputType);
}
} else if (type == TSDB_FILL_LINEAR) { } else if (type == TSDB_FILL_LINEAR) {
SPoint point1 = {.key = pCtx->start.key, .val = &pCtx->start.val}; SPoint point1 = {.key = pCtx->start.key, .val = &pCtx->start.val};
SPoint point2 = {.key = pCtx->end.key, .val = &pCtx->end.val}; SPoint point2 = {.key = pCtx->end.key, .val = &pCtx->end.val};

1444
src/query/src/qExecutor.c
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File diff suppressed because it is too large Load Diff

247
src/query/src/qUtil.c
View File

@ -20,6 +20,14 @@
#include "qExecutor.h" #include "qExecutor.h"
#include "qUtil.h" #include "qUtil.h"
#include "tbuffer.h" #include "tbuffer.h"
#include "tlosertree.h"
#include "queryLog.h"
typedef struct SCompSupporter {
STableQueryInfo **pTableQueryInfo;
int32_t *rowIndex;
int32_t order;
} SCompSupporter;
int32_t getOutputInterResultBufSize(SQuery* pQuery) { int32_t getOutputInterResultBufSize(SQuery* pQuery) {
int32_t size = 0; int32_t size = 0;
@ -323,3 +331,242 @@ void freeInterResult(void* param) {
taosArrayDestroy(pResult->pResult); taosArrayDestroy(pResult->pResult);
} }
void cleanupGroupResInfo(SGroupResInfo* pGroupResInfo) {
assert(pGroupResInfo != NULL);
taosArrayDestroy(pGroupResInfo->pRows);
pGroupResInfo->pRows = NULL;
pGroupResInfo->index = 0;
}
void initGroupResInfo(SGroupResInfo* pGroupResInfo, SResultRowInfo* pResultInfo, int32_t offset) {
if (pGroupResInfo->pRows != NULL) {
taosArrayDestroy(pGroupResInfo->pRows);
}
pGroupResInfo->pRows = taosArrayFromList(pResultInfo->pResult, pResultInfo->size, POINTER_BYTES);
pGroupResInfo->index = offset;
assert(pGroupResInfo->index <= getNumOfTotalRes(pGroupResInfo));
}
bool hasRemainData(SGroupResInfo* pGroupResInfo) {
if (pGroupResInfo->pRows == NULL) {
return false;
}
return pGroupResInfo->index < taosArrayGetSize(pGroupResInfo->pRows);
}
bool incNextGroup(SGroupResInfo* pGroupResInfo) {
return (++pGroupResInfo->currentGroup) < pGroupResInfo->totalGroup;
}
int32_t getNumOfTotalRes(SGroupResInfo* pGroupResInfo) {
assert(pGroupResInfo != NULL);
if (pGroupResInfo->pRows == 0) {
return 0;
}
return taosArrayGetSize(pGroupResInfo->pRows);
}
static int64_t getNumOfResultWindowRes(SQueryRuntimeEnv* pRuntimeEnv, SResultRow *pResultRow) {
SQuery* pQuery = pRuntimeEnv->pQuery;
for (int32_t j = 0; j < pQuery->numOfOutput; ++j) {
int32_t functionId = pQuery->pExpr1[j].base.functionId;
/*
* ts, tag, tagprj function can not decide the output number of current query
* the number of output result is decided by main output
*/
if (functionId == TSDB_FUNC_TS || functionId == TSDB_FUNC_TAG || functionId == TSDB_FUNC_TAGPRJ) {
continue;
}
SResultRowCellInfo *pResultInfo = getResultCell(pRuntimeEnv, pResultRow, j);
assert(pResultInfo != NULL);
if (pResultInfo->numOfRes > 0) {
return pResultInfo->numOfRes;
}
}
return 0;
}
static int32_t tableResultComparFn(const void *pLeft, const void *pRight, void *param) {
int32_t left = *(int32_t *)pLeft;
int32_t right = *(int32_t *)pRight;
SCompSupporter * supporter = (SCompSupporter *)param;
int32_t leftPos = supporter->rowIndex[left];
int32_t rightPos = supporter->rowIndex[right];
/* left source is exhausted */
if (leftPos == -1) {
return 1;
}
/* right source is exhausted*/
if (rightPos == -1) {
return -1;
}
STableQueryInfo** pList = supporter->pTableQueryInfo;
SResultRowInfo *pWindowResInfo1 = &(pList[left]->resInfo);
SResultRow * pWindowRes1 = getResultRow(pWindowResInfo1, leftPos);
TSKEY leftTimestamp = pWindowRes1->win.skey;
SResultRowInfo *pWindowResInfo2 = &(pList[right]->resInfo);
SResultRow * pWindowRes2 = getResultRow(pWindowResInfo2, rightPos);
TSKEY rightTimestamp = pWindowRes2->win.skey;
if (leftTimestamp == rightTimestamp) {
return 0;
}
if (supporter->order == TSDB_ORDER_ASC) {
return (leftTimestamp > rightTimestamp)? 1:-1;
} else {
return (leftTimestamp < rightTimestamp)? 1:-1;
}
}
static int32_t mergeIntoGroupResultImpl(SQueryRuntimeEnv *pRuntimeEnv, SGroupResInfo* pGroupResInfo, SArray *pTableList, void* qinfo) {
bool ascQuery = QUERY_IS_ASC_QUERY(pRuntimeEnv->pQuery);
int32_t code = TSDB_CODE_SUCCESS;
int32_t *posList = NULL;
SLoserTreeInfo *pTree = NULL;
STableQueryInfo **pTableQueryInfoList = NULL;
size_t size = taosArrayGetSize(pTableList);
if (pGroupResInfo->pRows == NULL) {
pGroupResInfo->pRows = taosArrayInit(100, POINTER_BYTES);
}
posList = calloc(size, sizeof(int32_t));
pTableQueryInfoList = malloc(POINTER_BYTES * size);
if (pTableQueryInfoList == NULL || posList == NULL || pGroupResInfo->pRows == NULL || pGroupResInfo->pRows == NULL) {
qError("QInfo:%p failed alloc memory", qinfo);
code = TSDB_CODE_QRY_OUT_OF_MEMORY;
goto _end;
}
int32_t numOfTables = 0;
for (int32_t i = 0; i < size; ++i) {
STableQueryInfo *item = taosArrayGetP(pTableList, i);
if (item->resInfo.size > 0) {
pTableQueryInfoList[numOfTables++] = item;
}
}
// there is no data in current group
// no need to merge results since only one table in each group
if (numOfTables == 0) {
goto _end;
}
SCompSupporter cs = {pTableQueryInfoList, posList, pRuntimeEnv->pQuery->order.order};
int32_t ret = tLoserTreeCreate(&pTree, numOfTables, &cs, tableResultComparFn);
if (ret != TSDB_CODE_SUCCESS) {
code = TSDB_CODE_QRY_OUT_OF_MEMORY;
goto _end;
}
int64_t lastTimestamp = ascQuery? INT64_MIN:INT64_MAX;
int64_t startt = taosGetTimestampMs();
while (1) {
int32_t tableIndex = pTree->pNode[0].index;
SResultRowInfo *pWindowResInfo = &pTableQueryInfoList[tableIndex]->resInfo;
SResultRow *pWindowRes = getResultRow(pWindowResInfo, cs.rowIndex[tableIndex]);
int64_t num = getNumOfResultWindowRes(pRuntimeEnv, pWindowRes);
if (num <= 0) {
cs.rowIndex[tableIndex] += 1;
if (cs.rowIndex[tableIndex] >= pWindowResInfo->size) {
cs.rowIndex[tableIndex] = -1;
if (--numOfTables == 0) { // all input sources are exhausted
break;
}
}
} else {
assert((pWindowRes->win.skey >= lastTimestamp && ascQuery) || (pWindowRes->win.skey <= lastTimestamp && !ascQuery));
if (pWindowRes->win.skey != lastTimestamp) {
taosArrayPush(pGroupResInfo->pRows, &pWindowRes);
pWindowRes->numOfRows = (uint32_t) num;
}
lastTimestamp = pWindowRes->win.skey;
// move to the next row of current entry
if ((++cs.rowIndex[tableIndex]) >= pWindowResInfo->size) {
cs.rowIndex[tableIndex] = -1;
// all input sources are exhausted
if ((--numOfTables) == 0) {
break;
}
}
}
tLoserTreeAdjust(pTree, tableIndex + pTree->numOfEntries);
}
int64_t endt = taosGetTimestampMs();
qDebug("QInfo:%p result merge completed for group:%d, elapsed time:%" PRId64 " ms", qinfo,
pGroupResInfo->currentGroup, endt - startt);
_end:
tfree(pTableQueryInfoList);
tfree(posList);
tfree(pTree);
return code;
}
int32_t mergeIntoGroupResult(SGroupResInfo* pGroupResInfo, SQInfo *pQInfo) {
int64_t st = taosGetTimestampUs();
while (pGroupResInfo->currentGroup < pGroupResInfo->totalGroup) {
SArray *group = GET_TABLEGROUP(pQInfo, pGroupResInfo->currentGroup);
int32_t ret = mergeIntoGroupResultImpl(&pQInfo->runtimeEnv, pGroupResInfo, group, pQInfo);
if (ret != TSDB_CODE_SUCCESS) {
return ret;
}
// this group generates at least one result, return results
if (taosArrayGetSize(pGroupResInfo->pRows) > 0) {
break;
}
qDebug("QInfo:%p no result in group %d, continue", pQInfo, pGroupResInfo->currentGroup);
cleanupGroupResInfo(pGroupResInfo);
incNextGroup(pGroupResInfo);
}
if (pGroupResInfo->currentGroup >= pGroupResInfo->totalGroup && !hasRemainData(pGroupResInfo)) {
SET_STABLE_QUERY_OVER(pQInfo);
}
int64_t elapsedTime = taosGetTimestampUs() - st;
qDebug("QInfo:%p merge res data into group, index:%d, total group:%d, elapsed time:%" PRId64 "us", pQInfo,
pGroupResInfo->currentGroup, pGroupResInfo->totalGroup, elapsedTime);
pQInfo->runtimeEnv.summary.firstStageMergeTime += elapsedTime;
return TSDB_CODE_SUCCESS;
}

536
src/query/src/queryMain.c Normal file
View File

@ -0,0 +1,536 @@
/*
* 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 "qFill.h"
#include "taosmsg.h"
#include "tcache.h"
#include "tglobal.h"
#include "exception.h"
#include "hash.h"
#include "texpr.h"
#include "qExecutor.h"
#include "qResultbuf.h"
#include "qUtil.h"
#include "query.h"
#include "queryLog.h"
#include "tlosertree.h"
#include "ttype.h"
#include "tcompare.h"
typedef struct SQueryMgmt {
pthread_mutex_t lock;
SCacheObj *qinfoPool; // query handle pool
int32_t vgId;
bool closed;
} SQueryMgmt;
static void queryMgmtKillQueryFn(void* handle) {
void** fp = (void**)handle;
qKillQuery(*fp);
}
static void freeqinfoFn(void *qhandle) {
void** handle = qhandle;
if (handle == NULL || *handle == NULL) {
return;
}
qKillQuery(*handle);
qDestroyQueryInfo(*handle);
}
void freeParam(SQueryParam *param) {
tfree(param->sql);
tfree(param->tagCond);
tfree(param->tbnameCond);
tfree(param->pTableIdList);
tfree(param->pExprMsg);
tfree(param->pSecExprMsg);
tfree(param->pExprs);
tfree(param->pSecExprs);
tfree(param->pGroupColIndex);
tfree(param->pTagColumnInfo);
tfree(param->pGroupbyExpr);
tfree(param->prevResult);
}
int32_t qCreateQueryInfo(void* tsdb, int32_t vgId, SQueryTableMsg* pQueryMsg, qinfo_t* pQInfo) {
assert(pQueryMsg != NULL && tsdb != NULL);
int32_t code = TSDB_CODE_SUCCESS;
SQueryParam param = {0};
code = convertQueryMsg(pQueryMsg, &param);
if (code != TSDB_CODE_SUCCESS) {
goto _over;
}
if (pQueryMsg->numOfTables <= 0) {
qError("Invalid number of tables to query, numOfTables:%d", pQueryMsg->numOfTables);
code = TSDB_CODE_QRY_INVALID_MSG;
goto _over;
}
if (param.pTableIdList == NULL || taosArrayGetSize(param.pTableIdList) == 0) {
qError("qmsg:%p, SQueryTableMsg wrong format", pQueryMsg);
code = TSDB_CODE_QRY_INVALID_MSG;
goto _over;
}
if ((code = createQueryFuncExprFromMsg(pQueryMsg, pQueryMsg->numOfOutput, &param.pExprs, param.pExprMsg, param.pTagColumnInfo)) != TSDB_CODE_SUCCESS) {
goto _over;
}
if (param.pSecExprMsg != NULL) {
if ((code = createQueryFuncExprFromMsg(pQueryMsg, pQueryMsg->secondStageOutput, &param.pSecExprs, param.pSecExprMsg, param.pTagColumnInfo)) != TSDB_CODE_SUCCESS) {
goto _over;
}
}
param.pGroupbyExpr = createGroupbyExprFromMsg(pQueryMsg, param.pGroupColIndex, &code);
if ((param.pGroupbyExpr == NULL && pQueryMsg->numOfGroupCols != 0) || code != TSDB_CODE_SUCCESS) {
goto _over;
}
bool isSTableQuery = false;
STableGroupInfo tableGroupInfo = {0};
int64_t st = taosGetTimestampUs();
if (TSDB_QUERY_HAS_TYPE(pQueryMsg->queryType, TSDB_QUERY_TYPE_TABLE_QUERY)) {
STableIdInfo *id = taosArrayGet(param.pTableIdList, 0);
qDebug("qmsg:%p query normal table, uid:%"PRId64", tid:%d", pQueryMsg, id->uid, id->tid);
if ((code = tsdbGetOneTableGroup(tsdb, id->uid, pQueryMsg->window.skey, &tableGroupInfo)) != TSDB_CODE_SUCCESS) {
goto _over;
}
} else if (TSDB_QUERY_HAS_TYPE(pQueryMsg->queryType, TSDB_QUERY_TYPE_MULTITABLE_QUERY|TSDB_QUERY_TYPE_STABLE_QUERY)) {
isSTableQuery = true;
// also note there's possibility that only one table in the super table
if (!TSDB_QUERY_HAS_TYPE(pQueryMsg->queryType, TSDB_QUERY_TYPE_MULTITABLE_QUERY)) {
STableIdInfo *id = taosArrayGet(param.pTableIdList, 0);
// group by normal column, do not pass the group by condition to tsdb to group table into different group
int32_t numOfGroupByCols = pQueryMsg->numOfGroupCols;
if (pQueryMsg->numOfGroupCols == 1 && !TSDB_COL_IS_TAG(param.pGroupColIndex->flag)) {
numOfGroupByCols = 0;
}
qDebug("qmsg:%p query stable, uid:%"PRId64", tid:%d", pQueryMsg, id->uid, id->tid);
code = tsdbQuerySTableByTagCond(tsdb, id->uid, pQueryMsg->window.skey, param.tagCond, pQueryMsg->tagCondLen,
pQueryMsg->tagNameRelType, param.tbnameCond, &tableGroupInfo, param.pGroupColIndex, numOfGroupByCols);
if (code != TSDB_CODE_SUCCESS) {
qError("qmsg:%p failed to query stable, reason: %s", pQueryMsg, tstrerror(code));
goto _over;
}
} else {
code = tsdbGetTableGroupFromIdList(tsdb, param.pTableIdList, &tableGroupInfo);
if (code != TSDB_CODE_SUCCESS) {
goto _over;
}
qDebug("qmsg:%p query on %" PRIzu " tables in one group from client", pQueryMsg, tableGroupInfo.numOfTables);
}
int64_t el = taosGetTimestampUs() - st;
qDebug("qmsg:%p tag filter completed, numOfTables:%" PRIzu ", elapsed time:%"PRId64"us", pQueryMsg, tableGroupInfo.numOfTables, el);
} else {
assert(0);
}
code = checkForQueryBuf(tableGroupInfo.numOfTables);
if (code != TSDB_CODE_SUCCESS) { // not enough query buffer, abort
goto _over;
}
(*pQInfo) = createQInfoImpl(pQueryMsg, param.pGroupbyExpr, param.pExprs, param.pSecExprs, &tableGroupInfo, param.pTagColumnInfo, isSTableQuery, param.sql);
param.sql = NULL;
param.pExprs = NULL;
param.pSecExprs = NULL;
param.pGroupbyExpr = NULL;
param.pTagColumnInfo = NULL;
if ((*pQInfo) == NULL) {
code = TSDB_CODE_QRY_OUT_OF_MEMORY;
goto _over;
}
code = initQInfo(pQueryMsg, tsdb, vgId, *pQInfo, &param, isSTableQuery);
_over:
if (param.pGroupbyExpr != NULL) {
taosArrayDestroy(param.pGroupbyExpr->columnInfo);
}
taosArrayDestroy(param.pTableIdList);
param.pTableIdList = NULL;
freeParam(&param);
for (int32_t i = 0; i < pQueryMsg->numOfCols; i++) {
SColumnInfo* column = pQueryMsg->colList + i;
freeColumnFilterInfo(column->filters, column->numOfFilters);
}
//pQInfo already freed in initQInfo, but *pQInfo may not pointer to null;
if (code != TSDB_CODE_SUCCESS) {
*pQInfo = NULL;
}
// if failed to add ref for all tables in this query, abort current query
return code;
}
bool qTableQuery(qinfo_t qinfo) {
SQInfo *pQInfo = (SQInfo *)qinfo;
assert(pQInfo && pQInfo->signature == pQInfo);
int64_t threadId = taosGetSelfPthreadId();
int64_t curOwner = 0;
if ((curOwner = atomic_val_compare_exchange_64(&pQInfo->owner, 0, threadId)) != 0) {
qError("QInfo:%p qhandle is now executed by thread:%p", pQInfo, (void*) curOwner);
pQInfo->code = TSDB_CODE_QRY_IN_EXEC;
return false;
}
pQInfo->startExecTs = taosGetTimestampSec();
if (isQueryKilled(pQInfo)) {
qDebug("QInfo:%p it is already killed, abort", pQInfo);
return doBuildResCheck(pQInfo);
}
if (pQInfo->tableqinfoGroupInfo.numOfTables == 0) {
qDebug("QInfo:%p no table exists for query, abort", pQInfo);
setQueryStatus(pQInfo->runtimeEnv.pQuery, QUERY_COMPLETED);
return doBuildResCheck(pQInfo);
}
// error occurs, record the error code and return to client
int32_t ret = setjmp(pQInfo->runtimeEnv.env);
if (ret != TSDB_CODE_SUCCESS) {
pQInfo->code = ret;
qDebug("QInfo:%p query abort due to error/cancel occurs, code:%s", pQInfo, tstrerror(pQInfo->code));
return doBuildResCheck(pQInfo);
}
qDebug("QInfo:%p query task is launched", pQInfo);
SQueryRuntimeEnv* pRuntimeEnv = &pQInfo->runtimeEnv;
if (onlyQueryTags(pQInfo->runtimeEnv.pQuery)) {
assert(pQInfo->runtimeEnv.pQueryHandle == NULL);
buildTagQueryResult(pQInfo);
} else if (pQInfo->runtimeEnv.stableQuery) {
stableQueryImpl(pQInfo);
} else if (pQInfo->runtimeEnv.queryBlockDist){
buildTableBlockDistResult(pQInfo);
} else {
tableQueryImpl(pQInfo);
}
SQuery* pQuery = pRuntimeEnv->pQuery;
if (isQueryKilled(pQInfo)) {
qDebug("QInfo:%p query is killed", pQInfo);
} else if (pQuery->rec.rows == 0) {
qDebug("QInfo:%p over, %" PRIzu " tables queried, %"PRId64" rows are returned", pQInfo, pQInfo->tableqinfoGroupInfo.numOfTables, pQuery->rec.total);
} else {
qDebug("QInfo:%p query paused, %" PRId64 " rows returned, numOfTotal:%" PRId64 " rows",
pQInfo, pQuery->rec.rows, pQuery->rec.total + pQuery->rec.rows);
}
return doBuildResCheck(pQInfo);
}
int32_t qRetrieveQueryResultInfo(qinfo_t qinfo, bool* buildRes, void* pRspContext) {
SQInfo *pQInfo = (SQInfo *)qinfo;
if (pQInfo == NULL || !isValidQInfo(pQInfo)) {
qError("QInfo:%p invalid qhandle", pQInfo);
return TSDB_CODE_QRY_INVALID_QHANDLE;
}
*buildRes = false;
if (IS_QUERY_KILLED(pQInfo)) {
qDebug("QInfo:%p query is killed, code:0x%08x", pQInfo, pQInfo->code);
return pQInfo->code;
}
int32_t code = TSDB_CODE_SUCCESS;
if (tsRetrieveBlockingModel) {
pQInfo->rspContext = pRspContext;
tsem_wait(&pQInfo->ready);
*buildRes = true;
code = pQInfo->code;
} else {
SQuery *pQuery = pQInfo->runtimeEnv.pQuery;
pthread_mutex_lock(&pQInfo->lock);
assert(pQInfo->rspContext == NULL);
if (pQInfo->dataReady == QUERY_RESULT_READY) {
*buildRes = true;
qDebug("QInfo:%p retrieve result info, rowsize:%d, rows:%" PRId64 ", code:%s", pQInfo, pQuery->resultRowSize,
pQuery->rec.rows, tstrerror(pQInfo->code));
} else {
*buildRes = false;
qDebug("QInfo:%p retrieve req set query return result after paused", pQInfo);
pQInfo->rspContext = pRspContext;
assert(pQInfo->rspContext != NULL);
}
code = pQInfo->code;
pthread_mutex_unlock(&pQInfo->lock);
}
return code;
}
int32_t qDumpRetrieveResult(qinfo_t qinfo, SRetrieveTableRsp **pRsp, int32_t *contLen, bool* continueExec) {
SQInfo *pQInfo = (SQInfo *)qinfo;
if (pQInfo == NULL || !isValidQInfo(pQInfo)) {
return TSDB_CODE_QRY_INVALID_QHANDLE;
}
SQueryRuntimeEnv* pRuntimeEnv = &pQInfo->runtimeEnv;
SQuery *pQuery = pQInfo->runtimeEnv.pQuery;
size_t size = getResultSize(pQInfo, &pQuery->rec.rows);
size += sizeof(int32_t);
size += sizeof(STableIdInfo) * taosHashGetSize(pQInfo->arrTableIdInfo);
*contLen = (int32_t)(size + sizeof(SRetrieveTableRsp));
// current solution only avoid crash, but cannot return error code to client
*pRsp = (SRetrieveTableRsp *)rpcMallocCont(*contLen);
if (*pRsp == NULL) {
return TSDB_CODE_QRY_OUT_OF_MEMORY;
}
(*pRsp)->numOfRows = htonl((int32_t)pQuery->rec.rows);
if (pQInfo->code == TSDB_CODE_SUCCESS) {
(*pRsp)->offset = htobe64(pQuery->limit.offset);
(*pRsp)->useconds = htobe64(pRuntimeEnv->summary.elapsedTime);
} else {
(*pRsp)->offset = 0;
(*pRsp)->useconds = htobe64(pRuntimeEnv->summary.elapsedTime);
}
(*pRsp)->precision = htons(pQuery->precision);
if (pQuery->rec.rows > 0 && pQInfo->code == TSDB_CODE_SUCCESS) {
doDumpQueryResult(pQInfo, (*pRsp)->data);
} else {
setQueryStatus(pQuery, QUERY_OVER);
}
pQInfo->rspContext = NULL;
pQInfo->dataReady = QUERY_RESULT_NOT_READY;
if (IS_QUERY_KILLED(pQInfo) || Q_STATUS_EQUAL(pQuery->status, QUERY_OVER)) {
// here current thread hold the refcount, so it is safe to free tsdbQueryHandle.
*continueExec = false;
(*pRsp)->completed = 1; // notify no more result to client
} else {
*continueExec = true;
qDebug("QInfo:%p has more results to retrieve", pQInfo);
}
return pQInfo->code;
}
void* qGetResultRetrieveMsg(qinfo_t qinfo) {
SQInfo* pQInfo = (SQInfo*) qinfo;
assert(pQInfo != NULL);
return pQInfo->rspContext;
}
int32_t qKillQuery(qinfo_t qinfo) {
SQInfo *pQInfo = (SQInfo *)qinfo;
if (pQInfo == NULL || !isValidQInfo(pQInfo)) {
return TSDB_CODE_QRY_INVALID_QHANDLE;
}
setQueryKilled(pQInfo);
// Wait for the query executing thread being stopped/
// Once the query is stopped, the owner of qHandle will be cleared immediately.
while (pQInfo->owner != 0) {
taosMsleep(100);
}
return TSDB_CODE_SUCCESS;
}
int32_t qQueryCompleted(qinfo_t qinfo) {
SQInfo *pQInfo = (SQInfo *)qinfo;
if (pQInfo == NULL || !isValidQInfo(pQInfo)) {
return TSDB_CODE_QRY_INVALID_QHANDLE;
}
SQuery* pQuery = pQInfo->runtimeEnv.pQuery;
return isQueryKilled(pQInfo) || Q_STATUS_EQUAL(pQuery->status, QUERY_OVER);
}
void qDestroyQueryInfo(qinfo_t qHandle) {
SQInfo* pQInfo = (SQInfo*) qHandle;
if (!isValidQInfo(pQInfo)) {
return;
}
qDebug("QInfo:%p query completed", pQInfo);
queryCostStatis(pQInfo); // print the query cost summary
freeQInfo(pQInfo);
}
void* qOpenQueryMgmt(int32_t vgId) {
const int32_t refreshHandleInterval = 30; // every 30 seconds, refresh handle pool
char cacheName[128] = {0};
sprintf(cacheName, "qhandle_%d", vgId);
SQueryMgmt* pQueryMgmt = calloc(1, sizeof(SQueryMgmt));
if (pQueryMgmt == NULL) {
terrno = TSDB_CODE_QRY_OUT_OF_MEMORY;
return NULL;
}
pQueryMgmt->qinfoPool = taosCacheInit(TSDB_CACHE_PTR_KEY, refreshHandleInterval, true, freeqinfoFn, cacheName);
pQueryMgmt->closed = false;
pQueryMgmt->vgId = vgId;
pthread_mutex_init(&pQueryMgmt->lock, NULL);
qDebug("vgId:%d, open querymgmt success", vgId);
return pQueryMgmt;
}
void qQueryMgmtNotifyClosed(void* pQMgmt) {
if (pQMgmt == NULL) {
return;
}
SQueryMgmt* pQueryMgmt = pQMgmt;
qDebug("vgId:%d, set querymgmt closed, wait for all queries cancelled", pQueryMgmt->vgId);
pthread_mutex_lock(&pQueryMgmt->lock);
pQueryMgmt->closed = true;
pthread_mutex_unlock(&pQueryMgmt->lock);
taosCacheRefresh(pQueryMgmt->qinfoPool, queryMgmtKillQueryFn);
}
void qQueryMgmtReOpen(void *pQMgmt) {
if (pQMgmt == NULL) {
return;
}
SQueryMgmt *pQueryMgmt = pQMgmt;
qDebug("vgId:%d, set querymgmt reopen", pQueryMgmt->vgId);
pthread_mutex_lock(&pQueryMgmt->lock);
pQueryMgmt->closed = false;
pthread_mutex_unlock(&pQueryMgmt->lock);
}
void qCleanupQueryMgmt(void* pQMgmt) {
if (pQMgmt == NULL) {
return;
}
SQueryMgmt* pQueryMgmt = pQMgmt;
int32_t vgId = pQueryMgmt->vgId;
assert(pQueryMgmt->closed);
SCacheObj* pqinfoPool = pQueryMgmt->qinfoPool;
pQueryMgmt->qinfoPool = NULL;
taosCacheCleanup(pqinfoPool);
pthread_mutex_destroy(&pQueryMgmt->lock);
tfree(pQueryMgmt);
qDebug("vgId:%d, queryMgmt cleanup completed", vgId);
}
void** qRegisterQInfo(void* pMgmt, uint64_t qInfo) {
if (pMgmt == NULL) {
terrno = TSDB_CODE_VND_INVALID_VGROUP_ID;
return NULL;
}
SQueryMgmt *pQueryMgmt = pMgmt;
if (pQueryMgmt->qinfoPool == NULL) {
qError("QInfo:%p failed to add qhandle into qMgmt, since qMgmt is closed", (void *)qInfo);
terrno = TSDB_CODE_VND_INVALID_VGROUP_ID;
return NULL;
}
pthread_mutex_lock(&pQueryMgmt->lock);
if (pQueryMgmt->closed) {
pthread_mutex_unlock(&pQueryMgmt->lock);
qError("QInfo:%p failed to add qhandle into cache, since qMgmt is colsing", (void *)qInfo);
terrno = TSDB_CODE_VND_INVALID_VGROUP_ID;
return NULL;
} else {
TSDB_CACHE_PTR_TYPE handleVal = (TSDB_CACHE_PTR_TYPE) qInfo;
void** handle = taosCachePut(pQueryMgmt->qinfoPool, &handleVal, sizeof(TSDB_CACHE_PTR_TYPE), &qInfo, sizeof(TSDB_CACHE_PTR_TYPE),
(getMaximumIdleDurationSec()*1000));
pthread_mutex_unlock(&pQueryMgmt->lock);
return handle;
}
}
void** qAcquireQInfo(void* pMgmt, uint64_t _key) {
SQueryMgmt *pQueryMgmt = pMgmt;
if (pQueryMgmt->closed) {
terrno = TSDB_CODE_VND_INVALID_VGROUP_ID;
return NULL;
}
if (pQueryMgmt->qinfoPool == NULL) {
terrno = TSDB_CODE_QRY_INVALID_QHANDLE;
return NULL;
}
TSDB_CACHE_PTR_TYPE key = (TSDB_CACHE_PTR_TYPE)_key;
void** handle = taosCacheAcquireByKey(pQueryMgmt->qinfoPool, &key, sizeof(TSDB_CACHE_PTR_TYPE));
if (handle == NULL || *handle == NULL) {
terrno = TSDB_CODE_QRY_INVALID_QHANDLE;
return NULL;
} else {
return handle;
}
}
void** qReleaseQInfo(void* pMgmt, void* pQInfo, bool freeHandle) {
SQueryMgmt *pQueryMgmt = pMgmt;
if (pQueryMgmt->qinfoPool == NULL) {
return NULL;
}
taosCacheRelease(pQueryMgmt->qinfoPool, pQInfo, freeHandle);
return 0;
}

2
src/util/inc/tarray.h
View File

@ -125,7 +125,7 @@ void taosArrayRemove(SArray* pArray, size_t index);
* @param pDst * @param pDst
* @param pSrc * @param pSrc
*/ */
void taosArrayCopy(SArray* pDst, const SArray* pSrc); SArray* taosArrayFromList(const void* src, size_t size, size_t elemSize);
/** /**
* clone a new array * clone a new array

21
src/util/src/tarray.c
View File

@ -156,23 +156,14 @@ void taosArrayRemove(SArray* pArray, size_t index) {
pArray->size -= 1; pArray->size -= 1;
} }
void taosArrayCopy(SArray* pDst, const SArray* pSrc) { SArray* taosArrayFromList(const void* src, size_t size, size_t elemSize) {
assert(pSrc != NULL && pDst != NULL); assert(src != NULL && elemSize > 0);
SArray* pDst = taosArrayInit(size, elemSize);
if (pDst->capacity < pSrc->size) { memcpy(pDst->pData, src, elemSize * size);
void* pData = realloc(pDst->pData, pSrc->size * pSrc->elemSize); pDst->size = size;
if (pData == NULL) { // todo handle oom
} else { return pDst;
pDst->pData = pData;
pDst->capacity = pSrc->size;
}
}
memcpy(pDst->pData, pSrc->pData, pSrc->elemSize * pSrc->size);
pDst->elemSize = pSrc->elemSize;
pDst->capacity = pSrc->size;
pDst->size = pSrc->size;
} }
SArray* taosArrayDup(const SArray* pSrc) { SArray* taosArrayDup(const SArray* pSrc) {

91
tests/script/general/parser/limit2_query.sim
View File

@ -143,6 +143,97 @@ if $data11 != -1 then
return -1 return -1
endi endi
sql select max(c1) from lm2_tb0 where ts >= 1537146000000 and ts <= 1543145400000 interval(5m) fill(value, -1000, -2) limit 8200
if $rows != 8200 then
return -1
endi
sql select max(c1) from lm2_tb0 where ts >= 1537146000000 and ts <= 1543145400000 interval(5m) fill(value, -1000, -2) limit 10 offset 8190;
if $rows != 10 then
return -1
endi
if $data00 != @18-10-15 19:30:00.000@ then
return -1
endi
if $data01 != 5 then
return -1
endi
if $data10 != @18-10-15 19:35:00.000@ then
return -1
endi
if $data11 != -1000 then
return -1
endi
if $data20 != @18-10-15 19:40:00.000@ then
return -1
endi
if $data21 != 6 then
return -1
endi
if $data30 != @18-10-15 19:45:00.000@ then
return -1
endi
if $data31 != -1000 then
return -1
endi
sql select max(c1) from lm2_tb0 where ts >= 1537146000000 and ts <= 1543145400000 interval(5m) fill(value, -1000, -2) limit 10 offset 10001;
if $rows != 10 then
return -1
endi
if $data00 != @18-10-22 02:25:00.000@ then
return -1
endi
if $data01 != -1000 then
return -1
endi
if $data10 != @18-10-22 02:30:00.000@ then
return -1
endi
if $data11 != 1 then
return -1
endi
if $data20 != @18-10-22 02:35:00.000@ then
return -1
endi
if $data21 != -1000 then
return -1
endi
if $data30 != @18-10-22 02:40:00.000@ then
return -1
endi
if $data31 != 2 then
return -1
endi
sql select max(c1) from lm2_tb0 where ts >= 1537146000000 and ts <= 1543145400000 interval(5m) fill(value, -1000, -2) limit 10000 offset 10001;
print ====> needs to validate the last row result
if $rows != 9998 then
return -1
endi
sql select max(c1) from lm2_tb0 where ts >= 1537146000000 and ts <= 1543145400000 interval(5m) fill(value, -1000, -2) limit 100 offset 20001;
if $rows != 0 then
return -1
endi
# tb + interval + fill(linear) + limit offset # tb + interval + fill(linear) + limit offset
$limit = $rowNum $limit = $rowNum
$offset = $limit / 2 $offset = $limit / 2

52
tests/script/general/parser/testSuite.sim
View File

@ -53,32 +53,32 @@
#run general/parser/limit1_tblocks100.sim #run general/parser/limit1_tblocks100.sim
#sleep 100 #sleep 100
#run general/parser/limit2.sim #run general/parser/limit2.sim
#sleep 100 sleep 100
#run general/parser/mixed_blocks.sim run general/parser/mixed_blocks.sim
#sleep 100 sleep 100
#run general/parser/nchar.sim run general/parser/nchar.sim
#sleep 100 sleep 100
#run general/parser/null_char.sim run general/parser/null_char.sim
#sleep 100 sleep 100
#run general/parser/selectResNum.sim run general/parser/selectResNum.sim
#sleep 100 sleep 100
#run general/parser/select_across_vnodes.sim run general/parser/select_across_vnodes.sim
#sleep 100 sleep 100
#run general/parser/select_from_cache_disk.sim run general/parser/select_from_cache_disk.sim
#sleep 100 sleep 100
#run general/parser/set_tag_vals.sim run general/parser/set_tag_vals.sim
#sleep 100 sleep 100
#run general/parser/single_row_in_tb.sim run general/parser/single_row_in_tb.sim
#sleep 100 sleep 100
#run general/parser/slimit.sim run general/parser/slimit.sim
#sleep 100 sleep 100
#run general/parser/slimit1.sim run general/parser/slimit1.sim
#sleep 100 sleep 100
#run general/parser/slimit_alter_tags.sim run general/parser/slimit_alter_tags.sim
#sleep 100 sleep 100
#run general/parser/tbnameIn.sim run general/parser/tbnameIn.sim
#sleep 100 sleep 100
#run general/parser/slimit_alter_tags.sim # persistent failed run general/parser/slimit_alter_tags.sim # persistent failed
sleep 100 sleep 100
run general/parser/join.sim run general/parser/join.sim
sleep 100 sleep 100