xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

opt sys query

This commit is contained in:
yihaoDeng 2022-10-20 13:53:04 +08:00
parent 54c7d6cbb9
commit f612eafee8
2 changed files with 216 additions and 172 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
source/dnode/vnode/src/meta/metaQuery.c
View File

@ -1106,8 +1106,41 @@ int32_t metaFilterTableName(SMeta *pMeta, SMetaFltParam *param, SArray *pUids) {
pCursor->cid = param->cid; pCursor->cid = param->cid;
pCursor->type = param->type; pCursor->type = param->type;
char *pName = param->val;
metaRLock(pMeta); metaRLock(pMeta);
ret = tdbTbcOpen(pMeta->pNameIdx, &pCursor->pCur, NULL); ret = tdbTbcOpen(pMeta->pNameIdx, &pCursor->pCur, NULL);
if (ret != 0) {
goto END;
}
int cmp = 0;
if (tdbTbcMoveTo(pCursor->pCur, pName, strlen(pName) + 1, &cmp) < 0) {
goto END;
}
bool first = true;
int32_t valid = 0;
while (1) {
void *pEntryKey = NULL, *pEntryVal = NULL;
int32_t nEntryKey = -1, nEntryVal = 0;
valid = tdbTbcGet(pCursor->pCur, (const void **)pEntryKey, &nEntryKey, (const void **)&pEntryVal, &nEntryVal);
if (valid < 0) break;
char *pTableKey = (char *)pEntryKey;
int32_t cmp = (*param->filterFunc)(pTableKey, pName, pCursor->type);
if (cmp == 0) {
tb_uid_t tuid = *(tb_uid_t *)pEntryVal;
taosArrayPush(pUids, &tuid);
} else if (cmp == 1) {
// next
} else {
break;
}
valid = param->reverse ? tdbTbcMoveToPrev(pCursor->pCur) : tdbTbcMoveToNext(pCursor->pCur);
if (valid < 0) {
break;
}
}
END: END:
if (pCursor->pMeta) metaULock(pCursor->pMeta); if (pCursor->pMeta) metaULock(pCursor->pMeta);
@ -1215,6 +1248,7 @@ int32_t metaFilterTableIds(SMeta *pMeta, SMetaFltParam *param, SArray *pUids) {
valid = tdbTbcGet(pCursor->pCur, (const void **)&entryKey, &nEntryKey, (const void **)&entryVal, &nEntryVal); valid = tdbTbcGet(pCursor->pCur, (const void **)&entryKey, &nEntryKey, (const void **)&entryVal, &nEntryVal);
if (valid < 0) { if (valid < 0) {
tdbFree(entryVal);
break; break;
} }
STagIdxKey *p = entryKey; STagIdxKey *p = entryKey;

354
source/libs/executor/src/scanoperator.c
View File

@ -3213,11 +3213,187 @@ static int32_t optSysTabFilte(void* arg, SNode* cond, SArray* result) {
return hasIdx == true ? 0 : -1; return hasIdx == true ? 0 : -1;
} }
static SSDataBlock* sysTableBuildUserTables(SOperatorInfo* pOperator) {
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
SSysTableScanInfo* pInfo = pOperator->info;
if (pInfo->pCur == NULL) {
pInfo->pCur = metaOpenTbCursor(pInfo->readHandle.meta);
}
blockDataCleanup(pInfo->pRes);
int32_t numOfRows = 0;
const char* db = NULL;
int32_t vgId = 0;
vnodeGetInfo(pInfo->readHandle.vnode, &db, &vgId);
SName sn = {0};
char dbname[TSDB_DB_FNAME_LEN + VARSTR_HEADER_SIZE] = {0};
tNameFromString(&sn, db, T_NAME_ACCT | T_NAME_DB);
tNameGetDbName(&sn, varDataVal(dbname));
varDataSetLen(dbname, strlen(varDataVal(dbname)));
SSDataBlock* p = buildInfoSchemaTableMetaBlock(TSDB_INS_TABLE_TABLES);
blockDataEnsureCapacity(p, pOperator->resultInfo.capacity);
char n[TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE] = {0};
int32_t ret = 0;
while ((ret = metaTbCursorNext(pInfo->pCur)) == 0) {
STR_TO_VARSTR(n, pInfo->pCur->mr.me.name);
// table name
SColumnInfoData* pColInfoData = taosArrayGet(p->pDataBlock, 0);
colDataAppend(pColInfoData, numOfRows, n, false);
// database name
pColInfoData = taosArrayGet(p->pDataBlock, 1);
colDataAppend(pColInfoData, numOfRows, dbname, false);
// vgId
pColInfoData = taosArrayGet(p->pDataBlock, 6);
colDataAppend(pColInfoData, numOfRows, (char*)&vgId, false);
int32_t tableType = pInfo->pCur->mr.me.type;
if (tableType == TSDB_CHILD_TABLE) {
// create time
int64_t ts = pInfo->pCur->mr.me.ctbEntry.ctime;
pColInfoData = taosArrayGet(p->pDataBlock, 2);
colDataAppend(pColInfoData, numOfRows, (char*)&ts, false);
SMetaReader mr = {0};
metaReaderInit(&mr, pInfo->readHandle.meta, META_READER_NOLOCK);
uint64_t suid = pInfo->pCur->mr.me.ctbEntry.suid;
int32_t code = metaGetTableEntryByUid(&mr, suid);
if (code != TSDB_CODE_SUCCESS) {
qError("failed to get super table meta, cname:%s, suid:0x%" PRIx64 ", code:%s, %s", pInfo->pCur->mr.me.name,
suid, tstrerror(terrno), GET_TASKID(pTaskInfo));
metaReaderClear(&mr);
metaCloseTbCursor(pInfo->pCur);
pInfo->pCur = NULL;
T_LONG_JMP(pTaskInfo->env, terrno);
}
// number of columns
pColInfoData = taosArrayGet(p->pDataBlock, 3);
colDataAppend(pColInfoData, numOfRows, (char*)&mr.me.stbEntry.schemaRow.nCols, false);
// super table name
STR_TO_VARSTR(n, mr.me.name);
pColInfoData = taosArrayGet(p->pDataBlock, 4);
colDataAppend(pColInfoData, numOfRows, n, false);
metaReaderClear(&mr);
// table comment
pColInfoData = taosArrayGet(p->pDataBlock, 8);
if (pInfo->pCur->mr.me.ctbEntry.commentLen > 0) {
char comment[TSDB_TB_COMMENT_LEN + VARSTR_HEADER_SIZE] = {0};
STR_TO_VARSTR(comment, pInfo->pCur->mr.me.ctbEntry.comment);
colDataAppend(pColInfoData, numOfRows, comment, false);
} else if (pInfo->pCur->mr.me.ctbEntry.commentLen == 0) {
char comment[VARSTR_HEADER_SIZE + VARSTR_HEADER_SIZE] = {0};
STR_TO_VARSTR(comment, "");
colDataAppend(pColInfoData, numOfRows, comment, false);
} else {
colDataAppendNULL(pColInfoData, numOfRows);
}
// uid
pColInfoData = taosArrayGet(p->pDataBlock, 5);
colDataAppend(pColInfoData, numOfRows, (char*)&pInfo->pCur->mr.me.uid, false);
// ttl
pColInfoData = taosArrayGet(p->pDataBlock, 7);
colDataAppend(pColInfoData, numOfRows, (char*)&pInfo->pCur->mr.me.ctbEntry.ttlDays, false);
STR_TO_VARSTR(n, "CHILD_TABLE");
} else if (tableType == TSDB_NORMAL_TABLE) {
// create time
pColInfoData = taosArrayGet(p->pDataBlock, 2);
colDataAppend(pColInfoData, numOfRows, (char*)&pInfo->pCur->mr.me.ntbEntry.ctime, false);
// number of columns
pColInfoData = taosArrayGet(p->pDataBlock, 3);
colDataAppend(pColInfoData, numOfRows, (char*)&pInfo->pCur->mr.me.ntbEntry.schemaRow.nCols, false);
// super table name
pColInfoData = taosArrayGet(p->pDataBlock, 4);
colDataAppendNULL(pColInfoData, numOfRows);
// table comment
pColInfoData = taosArrayGet(p->pDataBlock, 8);
if (pInfo->pCur->mr.me.ntbEntry.commentLen > 0) {
char comment[TSDB_TB_COMMENT_LEN + VARSTR_HEADER_SIZE] = {0};
STR_TO_VARSTR(comment, pInfo->pCur->mr.me.ntbEntry.comment);
colDataAppend(pColInfoData, numOfRows, comment, false);
} else if (pInfo->pCur->mr.me.ntbEntry.commentLen == 0) {
char comment[VARSTR_HEADER_SIZE + VARSTR_HEADER_SIZE] = {0};
STR_TO_VARSTR(comment, "");
colDataAppend(pColInfoData, numOfRows, comment, false);
} else {
colDataAppendNULL(pColInfoData, numOfRows);
}
// uid
pColInfoData = taosArrayGet(p->pDataBlock, 5);
colDataAppend(pColInfoData, numOfRows, (char*)&pInfo->pCur->mr.me.uid, false);
// ttl
pColInfoData = taosArrayGet(p->pDataBlock, 7);
colDataAppend(pColInfoData, numOfRows, (char*)&pInfo->pCur->mr.me.ntbEntry.ttlDays, false);
STR_TO_VARSTR(n, "NORMAL_TABLE");
}
pColInfoData = taosArrayGet(p->pDataBlock, 9);
colDataAppend(pColInfoData, numOfRows, n, false);
if (++numOfRows >= pOperator->resultInfo.capacity) {
p->info.rows = numOfRows;
pInfo->pRes->info.rows = numOfRows;
relocateColumnData(pInfo->pRes, pInfo->scanCols, p->pDataBlock, false);
doFilterResult(pInfo);
blockDataCleanup(p);
numOfRows = 0;
if (pInfo->pRes->info.rows > 0) {
break;
}
}
}
if (numOfRows > 0) {
p->info.rows = numOfRows;
pInfo->pRes->info.rows = numOfRows;
relocateColumnData(pInfo->pRes, pInfo->scanCols, p->pDataBlock, false);
doFilterResult(pInfo);
blockDataCleanup(p);
numOfRows = 0;
}
blockDataDestroy(p);
// todo temporarily free the cursor here, the true reason why the free is not valid needs to be found
if (ret != 0) {
metaCloseTbCursor(pInfo->pCur);
pInfo->pCur = NULL;
doSetOperatorCompleted(pOperator);
}
pInfo->loadInfo.totalRows += pInfo->pRes->info.rows;
return (pInfo->pRes->info.rows == 0) ? NULL : pInfo->pRes;
}
static SSDataBlock* sysTableScanUserTables(SOperatorInfo* pOperator) { static SSDataBlock* sysTableScanUserTables(SOperatorInfo* pOperator) {
SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo; SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
SSysTableScanInfo* pInfo = pOperator->info; SSysTableScanInfo* pInfo = pOperator->info;
SNode* pCondtion = pInfo->pCondition; SNode* pCondition = pInfo->pCondition;
if (pOperator->status == OP_EXEC_DONE) { if (pOperator->status == OP_EXEC_DONE) {
return NULL; return NULL;
} }
@ -3232,179 +3408,13 @@ static SSDataBlock* sysTableScanUserTables(SOperatorInfo* pOperator) {
doSetOperatorCompleted(pOperator); doSetOperatorCompleted(pOperator);
return (pInfo->pRes->info.rows == 0) ? NULL : pInfo->pRes; return (pInfo->pRes->info.rows == 0) ? NULL : pInfo->pRes;
} else { } else {
if (pInfo->pCur == NULL) { if (pCondition != NULL) {
pInfo->pCur = metaOpenTbCursor(pInfo->readHandle.meta); return NULL;
} else {
return sysTableBuildUserTables(pOperator);
} }
blockDataCleanup(pInfo->pRes);
int32_t numOfRows = 0;
const char* db = NULL;
int32_t vgId = 0;
vnodeGetInfo(pInfo->readHandle.vnode, &db, &vgId);
SName sn = {0};
char dbname[TSDB_DB_FNAME_LEN + VARSTR_HEADER_SIZE] = {0};
tNameFromString(&sn, db, T_NAME_ACCT | T_NAME_DB);
tNameGetDbName(&sn, varDataVal(dbname));
varDataSetLen(dbname, strlen(varDataVal(dbname)));
SSDataBlock* p = buildInfoSchemaTableMetaBlock(TSDB_INS_TABLE_TABLES);
blockDataEnsureCapacity(p, pOperator->resultInfo.capacity);
char n[TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE] = {0};
int32_t ret = 0;
while ((ret = metaTbCursorNext(pInfo->pCur)) == 0) {
STR_TO_VARSTR(n, pInfo->pCur->mr.me.name);
// table name
SColumnInfoData* pColInfoData = taosArrayGet(p->pDataBlock, 0);
colDataAppend(pColInfoData, numOfRows, n, false);
// database name
pColInfoData = taosArrayGet(p->pDataBlock, 1);
colDataAppend(pColInfoData, numOfRows, dbname, false);
// vgId
pColInfoData = taosArrayGet(p->pDataBlock, 6);
colDataAppend(pColInfoData, numOfRows, (char*)&vgId, false);
int32_t tableType = pInfo->pCur->mr.me.type;
if (tableType == TSDB_CHILD_TABLE) {
// create time
int64_t ts = pInfo->pCur->mr.me.ctbEntry.ctime;
pColInfoData = taosArrayGet(p->pDataBlock, 2);
colDataAppend(pColInfoData, numOfRows, (char*)&ts, false);
SMetaReader mr = {0};
metaReaderInit(&mr, pInfo->readHandle.meta, META_READER_NOLOCK);
uint64_t suid = pInfo->pCur->mr.me.ctbEntry.suid;
int32_t code = metaGetTableEntryByUid(&mr, suid);
if (code != TSDB_CODE_SUCCESS) {
qError("failed to get super table meta, cname:%s, suid:0x%" PRIx64 ", code:%s, %s", pInfo->pCur->mr.me.name,
suid, tstrerror(terrno), GET_TASKID(pTaskInfo));
metaReaderClear(&mr);
metaCloseTbCursor(pInfo->pCur);
pInfo->pCur = NULL;
T_LONG_JMP(pTaskInfo->env, terrno);
}
// number of columns
pColInfoData = taosArrayGet(p->pDataBlock, 3);
colDataAppend(pColInfoData, numOfRows, (char*)&mr.me.stbEntry.schemaRow.nCols, false);
// super table name
STR_TO_VARSTR(n, mr.me.name);
pColInfoData = taosArrayGet(p->pDataBlock, 4);
colDataAppend(pColInfoData, numOfRows, n, false);
metaReaderClear(&mr);
// table comment
pColInfoData = taosArrayGet(p->pDataBlock, 8);
if (pInfo->pCur->mr.me.ctbEntry.commentLen > 0) {
char comment[TSDB_TB_COMMENT_LEN + VARSTR_HEADER_SIZE] = {0};
STR_TO_VARSTR(comment, pInfo->pCur->mr.me.ctbEntry.comment);
colDataAppend(pColInfoData, numOfRows, comment, false);
} else if (pInfo->pCur->mr.me.ctbEntry.commentLen == 0) {
char comment[VARSTR_HEADER_SIZE + VARSTR_HEADER_SIZE] = {0};
STR_TO_VARSTR(comment, "");
colDataAppend(pColInfoData, numOfRows, comment, false);
} else {
colDataAppendNULL(pColInfoData, numOfRows);
}
// uid
pColInfoData = taosArrayGet(p->pDataBlock, 5);
colDataAppend(pColInfoData, numOfRows, (char*)&pInfo->pCur->mr.me.uid, false);
// ttl
pColInfoData = taosArrayGet(p->pDataBlock, 7);
colDataAppend(pColInfoData, numOfRows, (char*)&pInfo->pCur->mr.me.ctbEntry.ttlDays, false);
STR_TO_VARSTR(n, "CHILD_TABLE");
} else if (tableType == TSDB_NORMAL_TABLE) {
// create time
pColInfoData = taosArrayGet(p->pDataBlock, 2);
colDataAppend(pColInfoData, numOfRows, (char*)&pInfo->pCur->mr.me.ntbEntry.ctime, false);
// number of columns
pColInfoData = taosArrayGet(p->pDataBlock, 3);
colDataAppend(pColInfoData, numOfRows, (char*)&pInfo->pCur->mr.me.ntbEntry.schemaRow.nCols, false);
// super table name
pColInfoData = taosArrayGet(p->pDataBlock, 4);
colDataAppendNULL(pColInfoData, numOfRows);
// table comment
pColInfoData = taosArrayGet(p->pDataBlock, 8);
if (pInfo->pCur->mr.me.ntbEntry.commentLen > 0) {
char comment[TSDB_TB_COMMENT_LEN + VARSTR_HEADER_SIZE] = {0};
STR_TO_VARSTR(comment, pInfo->pCur->mr.me.ntbEntry.comment);
colDataAppend(pColInfoData, numOfRows, comment, false);
} else if (pInfo->pCur->mr.me.ntbEntry.commentLen == 0) {
char comment[VARSTR_HEADER_SIZE + VARSTR_HEADER_SIZE] = {0};
STR_TO_VARSTR(comment, "");
colDataAppend(pColInfoData, numOfRows, comment, false);
} else {
colDataAppendNULL(pColInfoData, numOfRows);
}
// uid
pColInfoData = taosArrayGet(p->pDataBlock, 5);
colDataAppend(pColInfoData, numOfRows, (char*)&pInfo->pCur->mr.me.uid, false);
// ttl
pColInfoData = taosArrayGet(p->pDataBlock, 7);
colDataAppend(pColInfoData, numOfRows, (char*)&pInfo->pCur->mr.me.ntbEntry.ttlDays, false);
STR_TO_VARSTR(n, "NORMAL_TABLE");
}
pColInfoData = taosArrayGet(p->pDataBlock, 9);
colDataAppend(pColInfoData, numOfRows, n, false);
if (++numOfRows >= pOperator->resultInfo.capacity) {
p->info.rows = numOfRows;
pInfo->pRes->info.rows = numOfRows;
relocateColumnData(pInfo->pRes, pInfo->scanCols, p->pDataBlock, false);
doFilterResult(pInfo);
blockDataCleanup(p);
numOfRows = 0;
if (pInfo->pRes->info.rows > 0) {
break;
}
}
}
if (numOfRows > 0) {
p->info.rows = numOfRows;
pInfo->pRes->info.rows = numOfRows;
relocateColumnData(pInfo->pRes, pInfo->scanCols, p->pDataBlock, false);
doFilterResult(pInfo);
blockDataCleanup(p);
numOfRows = 0;
}
blockDataDestroy(p);
// todo temporarily free the cursor here, the true reason why the free is not valid needs to be found
if (ret != 0) {
metaCloseTbCursor(pInfo->pCur);
pInfo->pCur = NULL;
doSetOperatorCompleted(pOperator);
}
pInfo->loadInfo.totalRows += pInfo->pRes->info.rows;
return (pInfo->pRes->info.rows == 0) ? NULL : pInfo->pRes;
} }
return NULL;
} }
static SSDataBlock* sysTableScanUserSTables(SOperatorInfo* pOperator) { static SSDataBlock* sysTableScanUserSTables(SOperatorInfo* pOperator) {