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

ehn(query): set the parameters for system database to be NULL by default when responsing "show databases" command.

This commit is contained in:
Haojun Liao 2022-04-18 14:24:23 +08:00
parent 781fbce942
commit 715787286c
1 changed files with 112 additions and 95 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

207
source/dnode/mnode/impl/src/mndDb.c
View File

@ -1354,7 +1354,7 @@ char *mndGetDbStr(char *src) {
return pos;
}
static void dumpDbInfoData(SSDataBlock* pBlock, SDbObj *pDb, SShowObj *pShow, int32_t rows, int64_t numOfTables) {
static void dumpDbInfoData(SSDataBlock* pBlock, SDbObj *pDb, SShowObj *pShow, int32_t rows, int64_t numOfTables, bool sysDb) {
int32_t cols = 0;
char* buf = taosMemoryMalloc(pShow->bytes[cols]);
@ -1366,100 +1366,117 @@ static void dumpDbInfoData(SSDataBlock* pBlock, SDbObj *pDb, SShowObj *pShow, in
ASSERT(0);
}
SColumnInfoData* pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, buf, false);
taosMemoryFree(buf);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->createdTime, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.numOfVgroups, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&numOfTables, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.replications, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.quorum, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.daysPerFile, false);
char tmp[128] = {0};
int32_t len = 0;
if (pDb->cfg.daysToKeep0 > pDb->cfg.daysToKeep1 || pDb->cfg.daysToKeep0 > pDb->cfg.daysToKeep2) {
len = sprintf(&tmp[VARSTR_HEADER_SIZE], "%d,%d,%d", pDb->cfg.daysToKeep1, pDb->cfg.daysToKeep2, pDb->cfg.daysToKeep0);
} else {
len = sprintf(&tmp[VARSTR_HEADER_SIZE], "%d,%d,%d", pDb->cfg.daysToKeep0, pDb->cfg.daysToKeep1, pDb->cfg.daysToKeep2);
}
varDataSetLen(tmp, len);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)tmp, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.cacheBlockSize, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.totalBlocks, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.minRows, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.maxRows, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.walLevel, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.fsyncPeriod, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.compression, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.cacheLastRow, false);
char *prec = NULL;
switch (pDb->cfg.precision) {
case TSDB_TIME_PRECISION_MILLI:
prec = TSDB_TIME_PRECISION_MILLI_STR;
break;
case TSDB_TIME_PRECISION_MICRO:
prec = TSDB_TIME_PRECISION_MICRO_STR;
break;
case TSDB_TIME_PRECISION_NANO:
prec = TSDB_TIME_PRECISION_NANO_STR;
break;
default:
prec = "none";
break;
}
char t[10] = {0};
STR_WITH_SIZE_TO_VARSTR(t, prec, 2);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)t, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.ttl, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.singleSTable, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.streamMode, false);
char *status = "ready";
char b[24] = {0};
char b[24] = {0};
STR_WITH_SIZE_TO_VARSTR(b, status, strlen(status));
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)b, false);
if (sysDb) {
for(int32_t i = 0; i < pShow->numOfColumns; ++i) {
SColumnInfoData* pColInfo = taosArrayGet(pBlock->pDataBlock, i);
if (i == 0) {
colDataAppend(pColInfo, rows, buf, false);
} else if (i == 3) {
colDataAppend(pColInfo, rows, (const char *)&numOfTables, false);
} else if (i == 20) {
colDataAppend(pColInfo, rows, b, false);
} else {
colDataAppendNULL(pColInfo, rows);
}
}
} else {
SColumnInfoData *pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, buf, false);
taosMemoryFree(buf);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->createdTime, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.numOfVgroups, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&numOfTables, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.replications, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.quorum, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.daysPerFile, false);
char tmp[128] = {0};
int32_t len = 0;
if (pDb->cfg.daysToKeep0 > pDb->cfg.daysToKeep1 || pDb->cfg.daysToKeep0 > pDb->cfg.daysToKeep2) {
len = sprintf(&tmp[VARSTR_HEADER_SIZE], "%d,%d,%d", pDb->cfg.daysToKeep1, pDb->cfg.daysToKeep2,
pDb->cfg.daysToKeep0);
} else {
len = sprintf(&tmp[VARSTR_HEADER_SIZE], "%d,%d,%d", pDb->cfg.daysToKeep0, pDb->cfg.daysToKeep1,
pDb->cfg.daysToKeep2);
}
varDataSetLen(tmp, len);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)tmp, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.cacheBlockSize, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.totalBlocks, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.minRows, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.maxRows, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.walLevel, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.fsyncPeriod, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.compression, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.cacheLastRow, false);
char *prec = NULL;
switch (pDb->cfg.precision) {
case TSDB_TIME_PRECISION_MILLI:
prec = TSDB_TIME_PRECISION_MILLI_STR;
break;
case TSDB_TIME_PRECISION_MICRO:
prec = TSDB_TIME_PRECISION_MICRO_STR;
break;
case TSDB_TIME_PRECISION_NANO:
prec = TSDB_TIME_PRECISION_NANO_STR;
break;
default:
prec = "none";
break;
}
char t[10] = {0};
STR_WITH_SIZE_TO_VARSTR(t, prec, 2);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)t, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.ttl, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.singleSTable, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols++);
colDataAppend(pColInfo, rows, (const char *)&pDb->cfg.streamMode, false);
pColInfo = taosArrayGet(pBlock->pDataBlock, cols);
colDataAppend(pColInfo, rows, (const char *)b, false);
}
// pWrite = getDataPosition(data, pShow, cols, rows, rowCapacity);
// *(int8_t *)pWrite = pDb->cfg.update;
@ -1508,13 +1525,13 @@ static int32_t mndRetrieveDbs(SNodeMsg *pReq, SShowObj *pShow, SSDataBlock* pBlo
if (!pShow->sysDbRsp) {
SDbObj infoschemaDb = {0};
setInformationSchemaDbCfg(&infoschemaDb);
dumpDbInfoData(pBlock, &infoschemaDb, pShow, numOfRows, 14);
dumpDbInfoData(pBlock, &infoschemaDb, pShow, numOfRows, 14, true);
numOfRows += 1;
SDbObj perfschemaDb = {0};
setPerfSchemaDbCfg(&perfschemaDb);
dumpDbInfoData(pBlock, &perfschemaDb, pShow, numOfRows, 3);
dumpDbInfoData(pBlock, &perfschemaDb, pShow, numOfRows, 3, true);
numOfRows += 1;
pShow->sysDbRsp = true;
@ -1529,7 +1546,7 @@ static int32_t mndRetrieveDbs(SNodeMsg *pReq, SShowObj *pShow, SSDataBlock* pBlo
int32_t numOfTables = 0;
sdbTraverse(pSdb, SDB_VGROUP, mndGetTablesOfDbFp, &numOfTables, NULL, NULL);
dumpDbInfoData(pBlock, pDb, pShow, numOfRows, numOfTables);
dumpDbInfoData(pBlock, pDb, pShow, numOfRows, numOfTables, false);
numOfRows++;
sdbRelease(pSdb, pDb);
}