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[td-168] fix bug in handling the new string

This commit is contained in:
hjxilinx 2020-05-04 22:18:18 +08:00
parent 187c7a2faa
commit 9cdc251d3d
13 changed files with 126 additions and 130 deletions
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8
src/client/src/tscFunctionImpl.c
View File

@ -1844,6 +1844,7 @@ static void last_row_function(SQLFunctionCtx *pCtx) {
assignVal(pCtx->aOutputBuf, pData, pCtx->inputBytes, pCtx->inputType); assignVal(pCtx->aOutputBuf, pData, pCtx->inputBytes, pCtx->inputType);
SResultInfo *pResInfo = GET_RES_INFO(pCtx); SResultInfo *pResInfo = GET_RES_INFO(pCtx);
pResInfo->hasResult = DATA_SET_FLAG;
SLastrowInfo *pInfo = (SLastrowInfo *)pResInfo->interResultBuf; SLastrowInfo *pInfo = (SLastrowInfo *)pResInfo->interResultBuf;
pInfo->ts = pCtx->param[0].i64Key; pInfo->ts = pCtx->param[0].i64Key;
@ -1863,14 +1864,17 @@ static void last_row_function(SQLFunctionCtx *pCtx) {
static void last_row_finalizer(SQLFunctionCtx *pCtx) { static void last_row_finalizer(SQLFunctionCtx *pCtx) {
// do nothing at the first stage // do nothing at the first stage
if (pCtx->currentStage == SECONDARY_STAGE_MERGE) {
SResultInfo *pResInfo = GET_RES_INFO(pCtx); SResultInfo *pResInfo = GET_RES_INFO(pCtx);
if (pCtx->currentStage == SECONDARY_STAGE_MERGE) {
if (pResInfo->hasResult != DATA_SET_FLAG) { if (pResInfo->hasResult != DATA_SET_FLAG) {
setNull(pCtx->aOutputBuf, pCtx->outputType, pCtx->outputBytes); setNull(pCtx->aOutputBuf, pCtx->outputType, pCtx->outputBytes);
return; return;
} }
} else { } else {
// do nothing if (pResInfo->hasResult != DATA_SET_FLAG) {
setNull(pCtx->aOutputBuf, pCtx->outputType, pCtx->outputBytes);
return;
}
} }
GET_RES_INFO(pCtx)->numOfRes = 1; GET_RES_INFO(pCtx)->numOfRes = 1;

58
src/client/src/tscLocal.c
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@ -132,7 +132,7 @@ static int32_t tscSetValueToResObj(SSqlObj *pSql, int32_t rowLen) {
for (int32_t i = 0; i < numOfRows; ++i) { for (int32_t i = 0; i < numOfRows; ++i) {
TAOS_FIELD *pField = tscFieldInfoGetField(&pQueryInfo->fieldsInfo, 0); TAOS_FIELD *pField = tscFieldInfoGetField(&pQueryInfo->fieldsInfo, 0);
char* dst = pRes->data + tscFieldInfoGetOffset(pQueryInfo, 0) * totalNumOfRows + pField->bytes * i; char* dst = pRes->data + tscFieldInfoGetOffset(pQueryInfo, 0) * totalNumOfRows + pField->bytes * i;
STR_TO_VARSTR(dst, pSchema[i].name); STR_WITH_MAXSIZE_TO_VARSTR(dst, pSchema[i].name, TSDB_COL_NAME_LEN);
char *type = tDataTypeDesc[pSchema[i].type].aName; char *type = tDataTypeDesc[pSchema[i].type].aName;
@ -155,8 +155,8 @@ static int32_t tscSetValueToResObj(SSqlObj *pSql, int32_t rowLen) {
pField = tscFieldInfoGetField(&pQueryInfo->fieldsInfo, 3); pField = tscFieldInfoGetField(&pQueryInfo->fieldsInfo, 3);
if (i >= tscGetNumOfColumns(pMeta) && tscGetNumOfTags(pMeta) != 0) { if (i >= tscGetNumOfColumns(pMeta) && tscGetNumOfTags(pMeta) != 0) {
strncpy(pRes->data + tscFieldInfoGetOffset(pQueryInfo, 3) * totalNumOfRows + pField->bytes * i, "tag", char* output = pRes->data + tscFieldInfoGetOffset(pQueryInfo, 3) * totalNumOfRows + pField->bytes * i;
strlen("tag") + 1); STR_WITH_SIZE_TO_VARSTR(output, "TAG", 3);
} }
} }
@ -169,13 +169,15 @@ static int32_t tscSetValueToResObj(SSqlObj *pSql, int32_t rowLen) {
for (int32_t i = numOfRows; i < totalNumOfRows; ++i) { for (int32_t i = numOfRows; i < totalNumOfRows; ++i) {
// field name // field name
TAOS_FIELD *pField = tscFieldInfoGetField(&pQueryInfo->fieldsInfo, 0); TAOS_FIELD *pField = tscFieldInfoGetField(&pQueryInfo->fieldsInfo, 0);
strncpy(pRes->data + tscFieldInfoGetOffset(pQueryInfo, 0) * totalNumOfRows + pField->bytes * i, pSchema[i].name, char* output = pRes->data + tscFieldInfoGetOffset(pQueryInfo, 0) * totalNumOfRows + pField->bytes * i;
TSDB_COL_NAME_LEN); STR_WITH_MAXSIZE_TO_VARSTR(output, pSchema[i].name, TSDB_COL_NAME_LEN);
// type name // type name
pField = tscFieldInfoGetField(&pQueryInfo->fieldsInfo, 1); pField = tscFieldInfoGetField(&pQueryInfo->fieldsInfo, 1);
char *type = tDataTypeDesc[pSchema[i].type].aName; char *type = tDataTypeDesc[pSchema[i].type].aName;
strncpy(pRes->data + tscFieldInfoGetOffset(pQueryInfo, 1) * totalNumOfRows + pField->bytes * i, type, pField->bytes);
output = pRes->data + tscFieldInfoGetOffset(pQueryInfo, 1) * totalNumOfRows + pField->bytes * i;
STR_WITH_MAXSIZE_TO_VARSTR(output, type, pField->bytes);
// type length // type length
int32_t bytes = pSchema[i].bytes; int32_t bytes = pSchema[i].bytes;
@ -189,49 +191,7 @@ static int32_t tscSetValueToResObj(SSqlObj *pSql, int32_t rowLen) {
// tag value // tag value
pField = tscFieldInfoGetField(&pQueryInfo->fieldsInfo, 3); pField = tscFieldInfoGetField(&pQueryInfo->fieldsInfo, 3);
char *target = pRes->data + tscFieldInfoGetOffset(pQueryInfo, 3) * totalNumOfRows + pField->bytes * i; char *target = pRes->data + tscFieldInfoGetOffset(pQueryInfo, 3) * totalNumOfRows + pField->bytes * i;
STR_WITH_SIZE_TO_VARSTR(target, "TAG", 3);
if (isNull(pTagValue, pSchema[i].type)) {
sprintf(target, "%s", TSDB_DATA_NULL_STR);
} else {
switch (pSchema[i].type) {
case TSDB_DATA_TYPE_BINARY:
/* binary are not null-terminated string */
strncpy(target, pTagValue, pSchema[i].bytes);
break;
case TSDB_DATA_TYPE_NCHAR:
taosUcs4ToMbs(pTagValue, pSchema[i].bytes, target);
break;
case TSDB_DATA_TYPE_FLOAT: {
float fv = 0;
fv = GET_FLOAT_VAL(pTagValue);
sprintf(target, "%f", fv);
} break;
case TSDB_DATA_TYPE_DOUBLE: {
double dv = 0;
dv = GET_DOUBLE_VAL(pTagValue);
sprintf(target, "%lf", dv);
} break;
case TSDB_DATA_TYPE_TINYINT:
sprintf(target, "%d", *(int8_t *)pTagValue);
break;
case TSDB_DATA_TYPE_SMALLINT:
sprintf(target, "%d", *(int16_t *)pTagValue);
break;
case TSDB_DATA_TYPE_INT:
sprintf(target, "%d", *(int32_t *)pTagValue);
break;
case TSDB_DATA_TYPE_BIGINT:
sprintf(target, "%" PRId64 "", *(int64_t *)pTagValue);
break;
case TSDB_DATA_TYPE_BOOL: {
char *val = (*((int8_t *)pTagValue) == 0) ? "false" : "true";
sprintf(target, "%s", val);
break;
}
default:
break;
}
}
pTagValue += pSchema[i].bytes; pTagValue += pSchema[i].bytes;
} }

2
src/client/src/tscSQLParser.c
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@ -1427,7 +1427,7 @@ int32_t addProjectionExprAndResultField(SQueryInfo* pQueryInfo, tSQLExprItem* pI
} }
if (index.columnIndex == TSDB_TBNAME_COLUMN_INDEX) { if (index.columnIndex == TSDB_TBNAME_COLUMN_INDEX) {
SSchema colSchema = {.type = TSDB_DATA_TYPE_BINARY, .bytes = TSDB_TABLE_NAME_LEN}; SSchema colSchema = {.type = TSDB_DATA_TYPE_BINARY, .bytes = TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE};
strcpy(colSchema.name, TSQL_TBNAME_L); strcpy(colSchema.name, TSQL_TBNAME_L);
pQueryInfo->type = TSDB_QUERY_TYPE_STABLE_QUERY; pQueryInfo->type = TSDB_QUERY_TYPE_STABLE_QUERY;

17
src/common/inc/tdataformat.h
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@ -26,15 +26,18 @@
extern "C" { extern "C" {
#endif #endif
#define VARSTR_HEADER_SIZE sizeof(int16_t) #define STR_TO_VARSTR(x, str) do {VarDataLenT __len = strlen(str); \
#define STR_TO_VARSTR(x, str) do {int16_t __len = strlen(str); \ *(VarDataLenT*)(x) = __len; \
*(int16_t*)(x) = __len; \
strncpy((char*)(x) + VARSTR_HEADER_SIZE, (str), __len);} while(0); strncpy((char*)(x) + VARSTR_HEADER_SIZE, (str), __len);} while(0);
#define STR_TO_VARSTR_WITH_SIZE(x, str, _size) do {\ #define STR_WITH_MAXSIZE_TO_VARSTR(x, str, _maxs) do {\
int16_t __len = strnlen((str), (_size)); \ char* _e = stpncpy((char*)(x) + VARSTR_HEADER_SIZE, (str), (_maxs));\
*(int16_t*)(x) = __len; \ *(VarDataLenT*)(x) = _e - (x);\
strncpy((char*)(x) + VARSTR_HEADER_SIZE, (str), __len);\ } while(0)
#define STR_WITH_SIZE_TO_VARSTR(x, str, _size) do {\
*(VarDataLenT*)(x) = (_size); \
strncpy((char*)(x) + VARSTR_HEADER_SIZE, (str), (_size));\
} while(0); } while(0);
// ----------------- TSDB COLUMN DEFINITION // ----------------- TSDB COLUMN DEFINITION

2
src/dnode/src/dnodeWrite.c
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@ -228,7 +228,7 @@ static void dnodeHandleIdleWorker(SWriteWorker *pWorker) {
int32_t num = taosGetQueueNumber(pWorker->qset); int32_t num = taosGetQueueNumber(pWorker->qset);
if (num > 0) { if (num > 0) {
usleep(30000); usleep(30);
sched_yield(); sched_yield();
} else { } else {
taosFreeQall(pWorker->qall); taosFreeQall(pWorker->qall);

1
src/inc/taosdef.h
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@ -43,6 +43,7 @@ typedef int16_t VarDataLenT;
// this data type is internally used only in 'in' query to hold the values // this data type is internally used only in 'in' query to hold the values
#define TSDB_DATA_TYPE_ARRAY (TSDB_DATA_TYPE_NCHAR + 1) #define TSDB_DATA_TYPE_ARRAY (TSDB_DATA_TYPE_NCHAR + 1)
#define VARSTR_HEADER_SIZE sizeof(VarDataLenT)
// Bytes for each type. // Bytes for each type.
extern const int32_t TYPE_BYTES[11]; extern const int32_t TYPE_BYTES[11];

1
src/mnode/inc/mgmtDef.h
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@ -66,6 +66,7 @@ typedef struct SMnodeObj {
SDnodeObj *pDnode; SDnodeObj *pDnode;
} SMnodeObj; } SMnodeObj;
// todo use dynamic length string
typedef struct { typedef struct {
char tableId[TSDB_TABLE_ID_LEN + 1]; char tableId[TSDB_TABLE_ID_LEN + 1];
int8_t type; int8_t type;

22
src/mnode/src/mgmtDb.c
View File

@ -23,6 +23,7 @@
#include "ttime.h" #include "ttime.h"
#include "tname.h" #include "tname.h"
#include "tbalance.h" #include "tbalance.h"
#include "tdataformat.h"
#include "mgmtDef.h" #include "mgmtDef.h"
#include "mgmtLog.h" #include "mgmtLog.h"
#include "mgmtAcct.h" #include "mgmtAcct.h"
@ -431,7 +432,7 @@ static int32_t mgmtGetDbMeta(STableMetaMsg *pMeta, SShowObj *pShow, void *pConn)
SUserObj *pUser = mgmtGetUserFromConn(pConn); SUserObj *pUser = mgmtGetUserFromConn(pConn);
if (pUser == NULL) return 0; if (pUser == NULL) return 0;
pShow->bytes[cols] = TSDB_DB_NAME_LEN; pShow->bytes[cols] = TSDB_DB_NAME_LEN + VARSTR_HEADER_SIZE;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY; pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "name"); strcpy(pSchema[cols].name, "name");
pSchema[cols].bytes = htons(pShow->bytes[cols]); pSchema[cols].bytes = htons(pShow->bytes[cols]);
@ -439,7 +440,7 @@ static int32_t mgmtGetDbMeta(STableMetaMsg *pMeta, SShowObj *pShow, void *pConn)
pShow->bytes[cols] = 8; pShow->bytes[cols] = 8;
pSchema[cols].type = TSDB_DATA_TYPE_TIMESTAMP; pSchema[cols].type = TSDB_DATA_TYPE_TIMESTAMP;
strcpy(pSchema[cols].name, "create time"); strcpy(pSchema[cols].name, "created_time");
pSchema[cols].bytes = htons(pShow->bytes[cols]); pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++; cols++;
@ -586,11 +587,9 @@ static int32_t mgmtRetrieveDbs(SShowObj *pShow, char *data, int32_t rows, void *
cols = 0; cols = 0;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows; pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
char* name = mgmtGetDbStr(pDb->name);
*(int16_t*) pWrite = strnlen(name, TSDB_DB_NAME_LEN);
pWrite += sizeof(int16_t); // todo refactor
strncpy(pWrite, mgmtGetDbStr(pDb->name), TSDB_DB_NAME_LEN); char* name = mgmtGetDbStr(pDb->name);
STR_WITH_MAXSIZE_TO_VARSTR(pWrite, name, TSDB_DB_NAME_LEN);
cols++; cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows; pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
@ -626,7 +625,10 @@ static int32_t mgmtRetrieveDbs(SShowObj *pShow, char *data, int32_t rows, void *
#endif #endif
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows; pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
sprintf(pWrite, "%d,%d,%d", pDb->cfg.daysToKeep1, pDb->cfg.daysToKeep2, pDb->cfg.daysToKeep);
char tmp[128] = {0};
size_t n = sprintf(tmp, "%d,%d,%d", pDb->cfg.daysToKeep1, pDb->cfg.daysToKeep2, pDb->cfg.daysToKeep);
STR_WITH_SIZE_TO_VARSTR(pWrite, tmp, n);
cols++; cols++;
#ifndef __CLOUD_VERSION__ #ifndef __CLOUD_VERSION__
@ -674,7 +676,11 @@ static int32_t mgmtRetrieveDbs(SShowObj *pShow, char *data, int32_t rows, void *
cols++; cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows; pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
strcpy(pWrite, pDb->status != TSDB_DB_STATUS_READY ? "dropping" : "ready"); if (pDb->status == TSDB_DB_STATUS_READY) {
STR_WITH_SIZE_TO_VARSTR(pWrite, "ready", 5);
} else {
STR_WITH_SIZE_TO_VARSTR(pWrite, "dropping", 8);
}
cols++; cols++;
numOfRows++; numOfRows++;

28
src/mnode/src/mgmtTable.c
View File

@ -40,6 +40,7 @@
#include "mgmtUser.h" #include "mgmtUser.h"
#include "mgmtVgroup.h" #include "mgmtVgroup.h"
#include "tcompare.h" #include "tcompare.h"
#include "tdataformat.h"
static void * tsChildTableSdb; static void * tsChildTableSdb;
static void * tsSuperTableSdb; static void * tsSuperTableSdb;
@ -624,6 +625,7 @@ void mgmtCleanUpTables() {
mgmtCleanUpSuperTables(); mgmtCleanUpSuperTables();
} }
// todo move to name.h, add length of table name
static void mgmtExtractTableName(char* tableId, char* name) { static void mgmtExtractTableName(char* tableId, char* name) {
int pos = -1; int pos = -1;
int num = 0; int num = 0;
@ -1056,7 +1058,7 @@ static int32_t mgmtGetShowSuperTableMeta(STableMetaMsg *pMeta, SShowObj *pShow,
int32_t cols = 0; int32_t cols = 0;
SSchema *pSchema = pMeta->schema; SSchema *pSchema = pMeta->schema;
pShow->bytes[cols] = TSDB_TABLE_NAME_LEN; pShow->bytes[cols] = TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY; pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "name"); strcpy(pSchema[cols].name, "name");
pSchema[cols].bytes = htons(pShow->bytes[cols]); pSchema[cols].bytes = htons(pShow->bytes[cols]);
@ -1064,7 +1066,7 @@ static int32_t mgmtGetShowSuperTableMeta(STableMetaMsg *pMeta, SShowObj *pShow,
pShow->bytes[cols] = 8; pShow->bytes[cols] = 8;
pSchema[cols].type = TSDB_DATA_TYPE_TIMESTAMP; pSchema[cols].type = TSDB_DATA_TYPE_TIMESTAMP;
strcpy(pSchema[cols].name, "create_time"); strcpy(pSchema[cols].name, "created_time");
pSchema[cols].bytes = htons(pShow->bytes[cols]); pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++; cols++;
@ -2014,15 +2016,15 @@ static int32_t mgmtGetShowTableMeta(STableMetaMsg *pMeta, SShowObj *pShow, void
int32_t cols = 0; int32_t cols = 0;
SSchema *pSchema = pMeta->schema; SSchema *pSchema = pMeta->schema;
pShow->bytes[cols] = TSDB_TABLE_NAME_LEN; pShow->bytes[cols] = TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY; pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "table name"); strcpy(pSchema[cols].name, "table_name");
pSchema[cols].bytes = htons(pShow->bytes[cols]); pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++; cols++;
pShow->bytes[cols] = 8; pShow->bytes[cols] = 8;
pSchema[cols].type = TSDB_DATA_TYPE_TIMESTAMP; pSchema[cols].type = TSDB_DATA_TYPE_TIMESTAMP;
strcpy(pSchema[cols].name, "create time"); strcpy(pSchema[cols].name, "created_time");
pSchema[cols].bytes = htons(pShow->bytes[cols]); pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++; cols++;
@ -2032,9 +2034,9 @@ static int32_t mgmtGetShowTableMeta(STableMetaMsg *pMeta, SShowObj *pShow, void
pSchema[cols].bytes = htons(pShow->bytes[cols]); pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++; cols++;
pShow->bytes[cols] = TSDB_TABLE_NAME_LEN; pShow->bytes[cols] = TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE;
pSchema[cols].type = TSDB_DATA_TYPE_BINARY; pSchema[cols].type = TSDB_DATA_TYPE_BINARY;
strcpy(pSchema[cols].name, "stable name"); strcpy(pSchema[cols].name, "stable_name");
pSchema[cols].bytes = htons(pShow->bytes[cols]); pSchema[cols].bytes = htons(pShow->bytes[cols]);
cols++; cols++;
@ -2098,11 +2100,7 @@ static int32_t mgmtRetrieveShowTables(SShowObj *pShow, char *data, int32_t rows,
char *pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows; char *pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
int16_t len = strnlen(tableName, TSDB_DB_NAME_LEN); STR_WITH_MAXSIZE_TO_VARSTR(pWrite, tableName, TSDB_TABLE_NAME_LEN);
*(int16_t*) pWrite = len;
pWrite += sizeof(int16_t); // todo refactor
strncpy(pWrite, tableName, len);
cols++; cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows; pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
@ -2119,9 +2117,13 @@ static int32_t mgmtRetrieveShowTables(SShowObj *pShow, char *data, int32_t rows,
cols++; cols++;
pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows; pWrite = data + pShow->offset[cols] * rows + pShow->bytes[cols] * numOfRows;
memset(tableName, 0, tListLen(tableName));
if (pTable->info.type == TSDB_CHILD_TABLE) { if (pTable->info.type == TSDB_CHILD_TABLE) {
mgmtExtractTableName(pTable->superTable->info.tableId, pWrite); mgmtExtractTableName(pTable->superTable->info.tableId, tableName);
STR_WITH_MAXSIZE_TO_VARSTR(pWrite, tableName, TSDB_TABLE_NAME_LEN);
} }
cols++; cols++;
numOfRows++; numOfRows++;

2
src/query/inc/qtsbuf.h
View File

@ -48,7 +48,7 @@ typedef struct STSElem {
} STSElem; } STSElem;
typedef struct STSCursor { typedef struct STSCursor {
int32_t vnodeIndex; int32_t vgroupIndex;
int32_t blockIndex; int32_t blockIndex;
int32_t tsIndex; int32_t tsIndex;
uint32_t order; uint32_t order;

38
src/query/src/qtsbuf.c
View File

@ -482,7 +482,7 @@ static void tsBufGetBlock(STSBuf* pTSBuf, int32_t vnodeIndex, int32_t blockIndex
} }
STSCursor* pCur = &pTSBuf->cur; STSCursor* pCur = &pTSBuf->cur;
if (pCur->vnodeIndex == vnodeIndex && ((pCur->blockIndex <= blockIndex && pCur->order == TSDB_ORDER_ASC) || if (pCur->vgroupIndex == vnodeIndex && ((pCur->blockIndex <= blockIndex && pCur->order == TSDB_ORDER_ASC) ||
(pCur->blockIndex >= blockIndex && pCur->order == TSDB_ORDER_DESC))) { (pCur->blockIndex >= blockIndex && pCur->order == TSDB_ORDER_DESC))) {
int32_t i = 0; int32_t i = 0;
bool decomp = false; bool decomp = false;
@ -517,7 +517,7 @@ static void tsBufGetBlock(STSBuf* pTSBuf, int32_t vnodeIndex, int32_t blockIndex
assert((pTSBuf->tsData.len / TSDB_KEYSIZE == pBlock->numOfElem) && (pTSBuf->tsData.allocSize >= pTSBuf->tsData.len)); assert((pTSBuf->tsData.len / TSDB_KEYSIZE == pBlock->numOfElem) && (pTSBuf->tsData.allocSize >= pTSBuf->tsData.len));
pCur->vnodeIndex = vnodeIndex; pCur->vgroupIndex = vnodeIndex;
pCur->blockIndex = blockIndex; pCur->blockIndex = blockIndex;
pCur->tsIndex = (pCur->order == TSDB_ORDER_ASC) ? 0 : pBlock->numOfElem - 1; pCur->tsIndex = (pCur->order == TSDB_ORDER_ASC) ? 0 : pBlock->numOfElem - 1;
@ -554,7 +554,7 @@ bool tsBufNextPos(STSBuf* pTSBuf) {
STSCursor* pCur = &pTSBuf->cur; STSCursor* pCur = &pTSBuf->cur;
// get the first/last position according to traverse order // get the first/last position according to traverse order
if (pCur->vnodeIndex == -1) { if (pCur->vgroupIndex == -1) {
if (pCur->order == TSDB_ORDER_ASC) { if (pCur->order == TSDB_ORDER_ASC) {
tsBufGetBlock(pTSBuf, 0, 0); tsBufGetBlock(pTSBuf, 0, 0);
@ -569,9 +569,9 @@ bool tsBufNextPos(STSBuf* pTSBuf) {
assert(pTSBuf->numOfVnodes > 0); assert(pTSBuf->numOfVnodes > 0);
int32_t vnodeIndex = pTSBuf->numOfVnodes - 1; int32_t vnodeIndex = pTSBuf->numOfVnodes - 1;
pCur->vnodeIndex = vnodeIndex; pCur->vgroupIndex = vnodeIndex;
int32_t vnodeId = pTSBuf->pData[pCur->vnodeIndex].info.vnode; int32_t vnodeId = pTSBuf->pData[pCur->vgroupIndex].info.vnode;
STSVnodeBlockInfo* pBlockInfo = tsBufGetVnodeBlockInfo(pTSBuf, vnodeId); STSVnodeBlockInfo* pBlockInfo = tsBufGetVnodeBlockInfo(pTSBuf, vnodeId);
int32_t blockIndex = pBlockInfo->numOfBlocks - 1; int32_t blockIndex = pBlockInfo->numOfBlocks - 1;
@ -594,14 +594,14 @@ bool tsBufNextPos(STSBuf* pTSBuf) {
if ((pCur->order == TSDB_ORDER_ASC && pCur->tsIndex >= pTSBuf->block.numOfElem - 1) || if ((pCur->order == TSDB_ORDER_ASC && pCur->tsIndex >= pTSBuf->block.numOfElem - 1) ||
(pCur->order == TSDB_ORDER_DESC && pCur->tsIndex <= 0)) { (pCur->order == TSDB_ORDER_DESC && pCur->tsIndex <= 0)) {
int32_t vnodeId = pTSBuf->pData[pCur->vnodeIndex].info.vnode; int32_t vnodeId = pTSBuf->pData[pCur->vgroupIndex].info.vnode;
STSVnodeBlockInfo* pBlockInfo = tsBufGetVnodeBlockInfo(pTSBuf, vnodeId); STSVnodeBlockInfo* pBlockInfo = tsBufGetVnodeBlockInfo(pTSBuf, vnodeId);
if (pBlockInfo == NULL || (pCur->blockIndex >= pBlockInfo->numOfBlocks - 1 && pCur->order == TSDB_ORDER_ASC) || if (pBlockInfo == NULL || (pCur->blockIndex >= pBlockInfo->numOfBlocks - 1 && pCur->order == TSDB_ORDER_ASC) ||
(pCur->blockIndex <= 0 && pCur->order == TSDB_ORDER_DESC)) { (pCur->blockIndex <= 0 && pCur->order == TSDB_ORDER_DESC)) {
if ((pCur->vnodeIndex >= pTSBuf->numOfVnodes - 1 && pCur->order == TSDB_ORDER_ASC) || if ((pCur->vgroupIndex >= pTSBuf->numOfVnodes - 1 && pCur->order == TSDB_ORDER_ASC) ||
(pCur->vnodeIndex <= 0 && pCur->order == TSDB_ORDER_DESC)) { (pCur->vgroupIndex <= 0 && pCur->order == TSDB_ORDER_DESC)) {
pCur->vnodeIndex = -1; pCur->vgroupIndex = -1;
return false; return false;
} }
@ -610,11 +610,11 @@ bool tsBufNextPos(STSBuf* pTSBuf) {
} }
int32_t blockIndex = pCur->order == TSDB_ORDER_ASC ? 0 : pBlockInfo->numOfBlocks - 1; int32_t blockIndex = pCur->order == TSDB_ORDER_ASC ? 0 : pBlockInfo->numOfBlocks - 1;
tsBufGetBlock(pTSBuf, pCur->vnodeIndex + step, blockIndex); tsBufGetBlock(pTSBuf, pCur->vgroupIndex + step, blockIndex);
break; break;
} else { } else {
tsBufGetBlock(pTSBuf, pCur->vnodeIndex, pCur->blockIndex + step); tsBufGetBlock(pTSBuf, pCur->vgroupIndex, pCur->blockIndex + step);
break; break;
} }
} else { } else {
@ -631,7 +631,7 @@ void tsBufResetPos(STSBuf* pTSBuf) {
return; return;
} }
pTSBuf->cur = (STSCursor){.tsIndex = -1, .blockIndex = -1, .vnodeIndex = -1, .order = pTSBuf->cur.order}; pTSBuf->cur = (STSCursor){.tsIndex = -1, .blockIndex = -1, .vgroupIndex = -1, .order = pTSBuf->cur.order};
} }
STSElem tsBufGetElem(STSBuf* pTSBuf) { STSElem tsBufGetElem(STSBuf* pTSBuf) {
@ -642,13 +642,13 @@ STSElem tsBufGetElem(STSBuf* pTSBuf) {
} }
STSCursor* pCur = &pTSBuf->cur; STSCursor* pCur = &pTSBuf->cur;
if (pCur != NULL && pCur->vnodeIndex < 0) { if (pCur != NULL && pCur->vgroupIndex < 0) {
return elem1; return elem1;
} }
STSBlock* pBlock = &pTSBuf->block; STSBlock* pBlock = &pTSBuf->block;
elem1.vnode = pTSBuf->pData[pCur->vnodeIndex].info.vnode; elem1.vnode = pTSBuf->pData[pCur->vgroupIndex].info.vnode;
elem1.ts = *(TSKEY*)(pTSBuf->tsData.rawBuf + pCur->tsIndex * TSDB_KEYSIZE); elem1.ts = *(TSKEY*)(pTSBuf->tsData.rawBuf + pCur->tsIndex * TSDB_KEYSIZE);
elem1.tag = pBlock->tag; elem1.tag = pBlock->tag;
@ -804,7 +804,7 @@ STSElem tsBufGetElemStartPos(STSBuf* pTSBuf, int32_t vnodeId, int64_t tag) {
return elem; return elem;
} }
pCur->vnodeIndex = j; pCur->vgroupIndex = j;
pCur->blockIndex = blockIndex; pCur->blockIndex = blockIndex;
tsBufGetBlock(pTSBuf, j, blockIndex); tsBufGetBlock(pTSBuf, j, blockIndex);
@ -812,7 +812,7 @@ STSElem tsBufGetElemStartPos(STSBuf* pTSBuf, int32_t vnodeId, int64_t tag) {
} }
STSCursor tsBufGetCursor(STSBuf* pTSBuf) { STSCursor tsBufGetCursor(STSBuf* pTSBuf) {
STSCursor c = {.vnodeIndex = -1}; STSCursor c = {.vgroupIndex = -1};
if (pTSBuf == NULL) { if (pTSBuf == NULL) {
return c; return c;
} }
@ -825,9 +825,9 @@ void tsBufSetCursor(STSBuf* pTSBuf, STSCursor* pCur) {
return; return;
} }
// assert(pCur->vnodeIndex != -1 && pCur->tsIndex >= 0 && pCur->blockIndex >= 0); // assert(pCur->vgroupIndex != -1 && pCur->tsIndex >= 0 && pCur->blockIndex >= 0);
if (pCur->vnodeIndex != -1) { if (pCur->vgroupIndex != -1) {
tsBufGetBlock(pTSBuf, pCur->vnodeIndex, pCur->blockIndex); tsBufGetBlock(pTSBuf, pCur->vgroupIndex, pCur->blockIndex);
} }
pTSBuf->cur = *pCur; pTSBuf->cur = *pCur;

18
src/query/src/queryExecutor.c
View File

@ -27,6 +27,7 @@
#include "tscompression.h" #include "tscompression.h"
#include "ttime.h" #include "ttime.h"
#include "tscUtil.h" // todo move the function to common module #include "tscUtil.h" // todo move the function to common module
#include "tdataformat.h"
#define DEFAULT_INTERN_BUF_SIZE 16384L #define DEFAULT_INTERN_BUF_SIZE 16384L
@ -3517,7 +3518,7 @@ STableQueryInfo *createTableQueryInfoImpl(SQueryRuntimeEnv *pRuntimeEnv, STableI
pTableQueryInfo->lastKey = win.skey; pTableQueryInfo->lastKey = win.skey;
pTableQueryInfo->id = tableId; pTableQueryInfo->id = tableId;
pTableQueryInfo->cur.vnodeIndex = -1; pTableQueryInfo->cur.vgroupIndex = -1;
initWindowResInfo(&pTableQueryInfo->windowResInfo, pRuntimeEnv, 100, 100, TSDB_DATA_TYPE_INT); initWindowResInfo(&pTableQueryInfo->windowResInfo, pRuntimeEnv, 100, 100, TSDB_DATA_TYPE_INT);
return pTableQueryInfo; return pTableQueryInfo;
@ -3551,7 +3552,7 @@ void changeMeterQueryInfoForSuppleQuery(SQuery *pQuery, STableQueryInfo *pTableQ
pTableQueryInfo->lastKey = pTableQueryInfo->win.skey; pTableQueryInfo->lastKey = pTableQueryInfo->win.skey;
pTableQueryInfo->cur.order = pTableQueryInfo->cur.order ^ 1u; pTableQueryInfo->cur.order = pTableQueryInfo->cur.order ^ 1u;
pTableQueryInfo->cur.vnodeIndex = -1; pTableQueryInfo->cur.vgroupIndex = -1;
} }
void restoreIntervalQueryRange(SQueryRuntimeEnv *pRuntimeEnv, STableQueryInfo *pTableQueryInfo) { void restoreIntervalQueryRange(SQueryRuntimeEnv *pRuntimeEnv, STableQueryInfo *pTableQueryInfo) {
@ -3630,7 +3631,7 @@ int32_t setAdditionalInfo(SQInfo *pQInfo, STableId* pTableId, STableQueryInfo *p
// both the master and supplement scan needs to set the correct ts comp start position // both the master and supplement scan needs to set the correct ts comp start position
if (pRuntimeEnv->pTSBuf != NULL) { if (pRuntimeEnv->pTSBuf != NULL) {
if (pTableQueryInfo->cur.vnodeIndex == -1) { if (pTableQueryInfo->cur.vgroupIndex == -1) {
pTableQueryInfo->tag = pRuntimeEnv->pCtx[0].tag.i64Key; pTableQueryInfo->tag = pRuntimeEnv->pCtx[0].tag.i64Key;
tsBufGetElemStartPos(pRuntimeEnv->pTSBuf, 0, pTableQueryInfo->tag); tsBufGetElemStartPos(pRuntimeEnv->pTSBuf, 0, pTableQueryInfo->tag);
@ -4243,7 +4244,7 @@ int32_t doInitQInfo(SQInfo *pQInfo, void *param, void *tsdb, int32_t vgId, bool
pRuntimeEnv->pQuery = pQuery; pRuntimeEnv->pQuery = pQuery;
pRuntimeEnv->pTSBuf = param; pRuntimeEnv->pTSBuf = param;
pRuntimeEnv->cur.vnodeIndex = -1; pRuntimeEnv->cur.vgroupIndex = -1;
pRuntimeEnv->stableQuery = isSTableQuery; pRuntimeEnv->stableQuery = isSTableQuery;
if (param != NULL) { if (param != NULL) {
@ -4461,7 +4462,7 @@ static bool multiTableMultioutputHelper(SQInfo *pQInfo, int32_t index) {
taosArrayDestroy(g1); taosArrayDestroy(g1);
if (pRuntimeEnv->pTSBuf != NULL) { if (pRuntimeEnv->pTSBuf != NULL) {
if (pRuntimeEnv->cur.vnodeIndex == -1) { if (pRuntimeEnv->cur.vgroupIndex == -1) {
int64_t tag = pRuntimeEnv->pCtx[0].tag.i64Key; int64_t tag = pRuntimeEnv->pCtx[0].tag.i64Key;
STSElem elem = tsBufGetElemStartPos(pRuntimeEnv->pTSBuf, 0, tag); STSElem elem = tsBufGetElemStartPos(pRuntimeEnv->pTSBuf, 0, tag);
@ -6302,11 +6303,8 @@ static void buildTagQueryResult(SQInfo* pQInfo) {
if (pExprInfo[j].base.colInfo.colId == TSDB_TBNAME_COLUMN_INDEX) { if (pExprInfo[j].base.colInfo.colId == TSDB_TBNAME_COLUMN_INDEX) {
tsdbGetTableName(pQInfo->tsdb, &item->id, &data); tsdbGetTableName(pQInfo->tsdb, &item->id, &data);
char* dst = pQuery->sdata[j]->data + i * (TSDB_TABLE_NAME_LEN + sizeof(int16_t)); char* dst = pQuery->sdata[j]->data + i * (TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE);
*(int16_t*) dst = strnlen(data, TSDB_TABLE_NAME_LEN); STR_WITH_MAXSIZE_TO_VARSTR(dst, data, TSDB_TABLE_NAME_LEN);
dst += sizeof(int16_t);
strncpy(dst, data, TSDB_TABLE_NAME_LEN);
tfree(data); tfree(data);
} else {// todo refactor, return the true length of binary|nchar data } else {// todo refactor, return the true length of binary|nchar data

57
src/tsdb/src/tsdbRead.c
View File

@ -35,8 +35,9 @@ enum {
}; };
enum { enum {
TSDB_QUERY_TYPE_ALL_ROWS = 1, TSDB_QUERY_TYPE_ALL = 1,
TSDB_QUERY_TYPE_LAST_ROW = 2, TSDB_QUERY_TYPE_LAST = 2,
TSDB_QUERY_TYPE_EXTERNAL = 3,
}; };
typedef struct SField { typedef struct SField {
@ -58,7 +59,7 @@ typedef struct SDataBlockLoadInfo {
} SDataBlockLoadInfo; } SDataBlockLoadInfo;
typedef struct SLoadCompBlockInfo { typedef struct SLoadCompBlockInfo {
int32_t sid; /* meter sid */ int32_t sid; /* table sid */
int32_t fileId; int32_t fileId;
int32_t fileListIndex; int32_t fileListIndex;
} SLoadCompBlockInfo; } SLoadCompBlockInfo;
@ -92,7 +93,7 @@ typedef struct SBlockOrderSupporter {
int32_t numOfTables; int32_t numOfTables;
STableBlockInfo** pDataBlockInfo; STableBlockInfo** pDataBlockInfo;
int32_t* blockIndexArray; int32_t* blockIndexArray;
int32_t* numOfBlocksPerMeter; int32_t* numOfBlocksPerTable;
} SBlockOrderSupporter; } SBlockOrderSupporter;
typedef struct STsdbQueryHandle { typedef struct STsdbQueryHandle {
@ -144,6 +145,7 @@ TsdbQueryHandleT* tsdbQueryTables(TsdbRepoT* tsdb, STsdbQueryCond* pCond, STable
pQueryHandle->order = pCond->order; pQueryHandle->order = pCond->order;
pQueryHandle->window = pCond->twindow; pQueryHandle->window = pCond->twindow;
pQueryHandle->pTsdb = tsdb; pQueryHandle->pTsdb = tsdb;
pQueryHandle->type = TSDB_QUERY_TYPE_ALL;
tsdbInitReadHelper(&pQueryHandle->rhelper, (STsdbRepo*) tsdb); tsdbInitReadHelper(&pQueryHandle->rhelper, (STsdbRepo*) tsdb);
pQueryHandle->cur.fid = -1; pQueryHandle->cur.fid = -1;
@ -204,13 +206,23 @@ TsdbQueryHandleT* tsdbQueryTables(TsdbRepoT* tsdb, STsdbQueryCond* pCond, STable
TsdbQueryHandleT tsdbQueryLastRow(TsdbRepoT *tsdb, STsdbQueryCond *pCond, STableGroupInfo *groupList) { TsdbQueryHandleT tsdbQueryLastRow(TsdbRepoT *tsdb, STsdbQueryCond *pCond, STableGroupInfo *groupList) {
STsdbQueryHandle *pQueryHandle = (STsdbQueryHandle*) tsdbQueryTables(tsdb, pCond, groupList); STsdbQueryHandle *pQueryHandle = (STsdbQueryHandle*) tsdbQueryTables(tsdb, pCond, groupList);
pQueryHandle->type = TSDB_QUERY_TYPE_LAST_ROW; pQueryHandle->type = TSDB_QUERY_TYPE_LAST;
pQueryHandle->order = TSDB_ORDER_DESC; pQueryHandle->order = TSDB_ORDER_DESC;
changeQueryHandleForLastrowQuery(pQueryHandle); changeQueryHandleForLastrowQuery(pQueryHandle);
return pQueryHandle; return pQueryHandle;
} }
TsdbQueryHandleT tsdbQueryRowsInExternalWindow(TsdbRepoT *tsdb, STsdbQueryCond* pCond, STableGroupInfo *groupList) {
STsdbQueryHandle *pQueryHandle = (STsdbQueryHandle*) tsdbQueryTables(tsdb, pCond, groupList);
pQueryHandle->type = TSDB_QUERY_TYPE_EXTERNAL;
pQueryHandle->order = TSDB_ORDER_ASC;
// changeQueryHandleForLastrowQuery(pQueryHandle);
return pQueryHandle;
}
static bool hasMoreDataInCache(STsdbQueryHandle* pHandle) { static bool hasMoreDataInCache(STsdbQueryHandle* pHandle) {
size_t size = taosArrayGetSize(pHandle->pTableCheckInfo); size_t size = taosArrayGetSize(pHandle->pTableCheckInfo);
assert(pHandle->activeIndex < size && pHandle->activeIndex >= 0 && size >= 1); assert(pHandle->activeIndex < size && pHandle->activeIndex >= 0 && size >= 1);
@ -689,7 +701,7 @@ int32_t binarySearchForKey(char* pValue, int num, TSKEY key, int order) {
} }
static void cleanBlockOrderSupporter(SBlockOrderSupporter* pSupporter, int32_t numOfTables) { static void cleanBlockOrderSupporter(SBlockOrderSupporter* pSupporter, int32_t numOfTables) {
tfree(pSupporter->numOfBlocksPerMeter); tfree(pSupporter->numOfBlocksPerTable);
tfree(pSupporter->blockIndexArray); tfree(pSupporter->blockIndexArray);
for (int32_t i = 0; i < numOfTables; ++i) { for (int32_t i = 0; i < numOfTables; ++i) {
@ -708,10 +720,10 @@ static int32_t dataBlockOrderCompar(const void* pLeft, const void* pRight, void*
int32_t leftTableBlockIndex = pSupporter->blockIndexArray[leftTableIndex]; int32_t leftTableBlockIndex = pSupporter->blockIndexArray[leftTableIndex];
int32_t rightTableBlockIndex = pSupporter->blockIndexArray[rightTableIndex]; int32_t rightTableBlockIndex = pSupporter->blockIndexArray[rightTableIndex];
if (leftTableBlockIndex > pSupporter->numOfBlocksPerMeter[leftTableIndex]) { if (leftTableBlockIndex > pSupporter->numOfBlocksPerTable[leftTableIndex]) {
/* left block is empty */ /* left block is empty */
return 1; return 1;
} else if (rightTableBlockIndex > pSupporter->numOfBlocksPerMeter[rightTableIndex]) { } else if (rightTableBlockIndex > pSupporter->numOfBlocksPerTable[rightTableIndex]) {
/* right block is empty */ /* right block is empty */
return -1; return -1;
} }
@ -743,11 +755,11 @@ static int32_t createDataBlocksInfo(STsdbQueryHandle* pQueryHandle, int32_t numO
SBlockOrderSupporter sup = {0}; SBlockOrderSupporter sup = {0};
sup.numOfTables = numOfTables; sup.numOfTables = numOfTables;
sup.numOfBlocksPerMeter = calloc(1, sizeof(int32_t) * numOfTables); sup.numOfBlocksPerTable = calloc(1, sizeof(int32_t) * numOfTables);
sup.blockIndexArray = calloc(1, sizeof(int32_t) * numOfTables); sup.blockIndexArray = calloc(1, sizeof(int32_t) * numOfTables);
sup.pDataBlockInfo = calloc(1, POINTER_BYTES * numOfTables); sup.pDataBlockInfo = calloc(1, POINTER_BYTES * numOfTables);
if (sup.numOfBlocksPerMeter == NULL || sup.blockIndexArray == NULL || sup.pDataBlockInfo == NULL) { if (sup.numOfBlocksPerTable == NULL || sup.blockIndexArray == NULL || sup.pDataBlockInfo == NULL) {
cleanBlockOrderSupporter(&sup, 0); cleanBlockOrderSupporter(&sup, 0);
return TSDB_CODE_SERV_OUT_OF_MEMORY; return TSDB_CODE_SERV_OUT_OF_MEMORY;
} }
@ -761,7 +773,7 @@ static int32_t createDataBlocksInfo(STsdbQueryHandle* pQueryHandle, int32_t numO
} }
SCompBlock* pBlock = pTableCheck->pCompInfo->blocks; SCompBlock* pBlock = pTableCheck->pCompInfo->blocks;
sup.numOfBlocksPerMeter[numOfQualTables] = pTableCheck->numOfBlocks; sup.numOfBlocksPerTable[numOfQualTables] = pTableCheck->numOfBlocks;
char* buf = calloc(1, sizeof(STableBlockInfo) * pTableCheck->numOfBlocks); char* buf = calloc(1, sizeof(STableBlockInfo) * pTableCheck->numOfBlocks);
if (buf == NULL) { if (buf == NULL) {
@ -779,7 +791,7 @@ static int32_t createDataBlocksInfo(STsdbQueryHandle* pQueryHandle, int32_t numO
pBlockInfoEx->pTableCheckInfo = pTableCheck; pBlockInfoEx->pTableCheckInfo = pTableCheck;
// pBlockInfoEx->groupIdx = pTableCheckInfo[j]->groupIdx; // set the group index // pBlockInfoEx->groupIdx = pTableCheckInfo[j]->groupIdx; // set the group index
// pBlockInfoEx->blockIndex = pTableCheckInfo[j]->start + k; // set the block index in original meter // pBlockInfoEx->blockIndex = pTableCheckInfo[j]->start + k; // set the block index in original table
cnt++; cnt++;
} }
@ -788,7 +800,7 @@ static int32_t createDataBlocksInfo(STsdbQueryHandle* pQueryHandle, int32_t numO
uTrace("%p create data blocks info struct completed, %d blocks in %d tables", pQueryHandle, cnt, numOfQualTables); uTrace("%p create data blocks info struct completed, %d blocks in %d tables", pQueryHandle, cnt, numOfQualTables);
assert(cnt <= numOfBlocks && numOfQualTables <= numOfTables); // the pMeterDataInfo[j]->numOfBlocks may be 0 assert(cnt <= numOfBlocks && numOfQualTables <= numOfTables); // the pTableQueryInfo[j]->numOfBlocks may be 0
sup.numOfTables = numOfQualTables; sup.numOfTables = numOfQualTables;
SLoserTreeInfo* pTree = NULL; SLoserTreeInfo* pTree = NULL;
@ -808,8 +820,8 @@ static int32_t createDataBlocksInfo(STsdbQueryHandle* pQueryHandle, int32_t numO
pQueryHandle->pDataBlockInfo[numOfTotal++] = pBlocksInfoEx[index]; pQueryHandle->pDataBlockInfo[numOfTotal++] = pBlocksInfoEx[index];
// set data block index overflow, in order to disable the offset comparator // set data block index overflow, in order to disable the offset comparator
if (sup.blockIndexArray[pos] >= sup.numOfBlocksPerMeter[pos]) { if (sup.blockIndexArray[pos] >= sup.numOfBlocksPerTable[pos]) {
sup.blockIndexArray[pos] = sup.numOfBlocksPerMeter[pos] + 1; sup.blockIndexArray[pos] = sup.numOfBlocksPerTable[pos] + 1;
} }
tLoserTreeAdjust(pTree, pos + sup.numOfTables); tLoserTreeAdjust(pTree, pos + sup.numOfTables);
@ -843,10 +855,14 @@ static bool getDataBlocksInFilesImpl(STsdbQueryHandle* pQueryHandle) {
break; break;
} }
assert(numOfBlocks >= 0);
uTrace("%p %d blocks found in file for %d table(s), fid:%d", pQueryHandle, numOfBlocks, uTrace("%p %d blocks found in file for %d table(s), fid:%d", pQueryHandle, numOfBlocks,
numOfTables, pQueryHandle->pFileGroup->fileId); numOfTables, pQueryHandle->pFileGroup->fileId);
assert(numOfBlocks >= 0);
if (numOfBlocks == 0) {
continue;
}
// todo return error code to query engine // todo return error code to query engine
if (createDataBlocksInfo(pQueryHandle, numOfBlocks, &pQueryHandle->numOfBlocks) != TSDB_CODE_SUCCESS) { if (createDataBlocksInfo(pQueryHandle, numOfBlocks, &pQueryHandle->numOfBlocks) != TSDB_CODE_SUCCESS) {
break; break;
@ -966,17 +982,22 @@ void changeQueryHandleForLastrowQuery(TsdbQueryHandleT pqHandle) {
// todo consider the query time window, current last_row does not apply the query time window // todo consider the query time window, current last_row does not apply the query time window
size_t numOfTables = taosArrayGetSize(pQueryHandle->pTableCheckInfo); size_t numOfTables = taosArrayGetSize(pQueryHandle->pTableCheckInfo);
TSKEY key = INT64_MIN; TSKEY key = 0;
int32_t index = -1; int32_t index = -1;
for(int32_t i = 0; i < numOfTables; ++i) { for(int32_t i = 0; i < numOfTables; ++i) {
STableCheckInfo* pCheckInfo = taosArrayGet(pQueryHandle->pTableCheckInfo, i); STableCheckInfo* pCheckInfo = taosArrayGet(pQueryHandle->pTableCheckInfo, i);
if (pCheckInfo->pTableObj->lastKey > key) { if (pCheckInfo->pTableObj->lastKey > key) { //todo lastKey should not be 0 by default
key = pCheckInfo->pTableObj->lastKey; key = pCheckInfo->pTableObj->lastKey;
index = i; index = i;
} }
} }
// todo, there are no data in all the tables. opt performance
if (index == -1) {
return;
}
// erase all other elements in array list, todo refactor // erase all other elements in array list, todo refactor
size_t size = taosArrayGetSize(pQueryHandle->pTableCheckInfo); size_t size = taosArrayGetSize(pQueryHandle->pTableCheckInfo);
for (int32_t i = 0; i < size; ++i) { for (int32_t i = 0; i < size; ++i) {