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enh(stream): reduce table scan

This commit is contained in:
Liu Jicong 2022-08-16 12:11:56 +08:00
parent bea3b35b2e
commit 2ced6c280c
4 changed files with 113 additions and 98 deletions
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1
include/libs/stream/tstreamUpdate.h
View File

@ -42,6 +42,7 @@ typedef struct SUpdateInfo {
SUpdateInfo *updateInfoInitP(SInterval *pInterval, int64_t watermark);
SUpdateInfo *updateInfoInit(int64_t interval, int32_t precision, int64_t watermark);
bool updateInfoIsUpdated(SUpdateInfo *pInfo, uint64_t tableId, TSKEY ts);
bool updateInfoIsTableInserted(SUpdateInfo *pInfo, int64_t tbUid);
void updateInfoSetScanRange(SUpdateInfo *pInfo, STimeWindow *pWin, uint64_t groupId, uint64_t version);
bool updateInfoIgnore(SUpdateInfo *pInfo, STimeWindow *pWin, uint64_t groupId, uint64_t version);
void updateInfoDestroy(SUpdateInfo *pInfo);

20
source/client/src/tmq.c
View File

@ -56,8 +56,8 @@ struct tmq_conf_t {
int8_t autoCommit;
int8_t resetOffset;
int8_t withTbName;
int8_t ssEnable;
int32_t ssBatchSize;
int8_t snapEnable;
int32_t snapBatchSize;
bool hbBgEnable;
@ -287,16 +287,21 @@ tmq_conf_res_t tmq_conf_set(tmq_conf_t* conf, const char* key, const char* value
if (strcmp(key, "experimental.snapshot.enable") == 0) {
if (strcmp(value, "true") == 0) {
conf->ssEnable = true;
conf->snapEnable = true;
return TMQ_CONF_OK;
} else if (strcmp(value, "false") == 0) {
conf->ssEnable = false;
conf->snapEnable = false;
return TMQ_CONF_OK;
} else {
return TMQ_CONF_INVALID;
}
}
if (strcmp(key, "experimental.snapshot.batch.size") == 0) {
conf->snapBatchSize = atoi(value);
return TMQ_CONF_OK;
}
if (strcmp(key, "enable.heartbeat.background") == 0) {
if (strcmp(value, "true") == 0) {
conf->hbBgEnable = true;
@ -310,11 +315,6 @@ tmq_conf_res_t tmq_conf_set(tmq_conf_t* conf, const char* key, const char* value
return TMQ_CONF_OK;
}
if (strcmp(key, "experimental.snapshot.batch.size") == 0) {
conf->ssBatchSize = atoi(value);
return TMQ_CONF_OK;
}
if (strcmp(key, "td.connect.ip") == 0) {
conf->ip = strdup(value);
return TMQ_CONF_OK;
@ -889,7 +889,7 @@ tmq_t* tmq_consumer_new(tmq_conf_t* conf, char* errstr, int32_t errstrLen) {
strcpy(pTmq->clientId, conf->clientId);
strcpy(pTmq->groupId, conf->groupId);
pTmq->withTbName = conf->withTbName;
pTmq->useSnapshot = conf->ssEnable;
pTmq->useSnapshot = conf->snapEnable;
pTmq->autoCommit = conf->autoCommit;
pTmq->autoCommitInterval = conf->autoCommitInterval;
pTmq->commitCb = conf->commitCb;

25
source/libs/executor/src/scanoperator.c
View File

@ -13,11 +13,11 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "os.h"
#include "executorimpl.h"
#include "filter.h"
#include "function.h"
#include "functionMgt.h"
#include "os.h"
#include "querynodes.h"
#include "systable.h"
#include "tname.h"
@ -178,8 +178,8 @@ static SResultRow* getTableGroupOutputBuf(SOperatorInfo* pOperator, uint64_t gro
STableScanInfo* pTableScanInfo = pOperator->info;
SResultRowPosition* p1 =
(SResultRowPosition*)taosHashGet(pTableScanInfo->pdInfo.pAggSup->pResultRowHashTable, buf, GET_RES_WINDOW_KEY_LEN(sizeof(groupId)));
SResultRowPosition* p1 = (SResultRowPosition*)taosHashGet(pTableScanInfo->pdInfo.pAggSup->pResultRowHashTable, buf,
GET_RES_WINDOW_KEY_LEN(sizeof(groupId)));
if (p1 == NULL) {
return NULL;
@ -570,7 +570,10 @@ static SSDataBlock* doTableScanGroup(SOperatorInfo* pOperator) {
if (pTableScanInfo->scanTimes < pTableScanInfo->scanInfo.numOfAsc) {
setTaskStatus(pTaskInfo, TASK_NOT_COMPLETED);
pTableScanInfo->scanFlag = REPEAT_SCAN;
qDebug("%s start to repeat ascending order scan data SELECT last_row(*),hostname from cpu group by hostname;blocks due to query func required", GET_TASKID(pTaskInfo));
qDebug(
"%s start to repeat ascending order scan data SELECT last_row(*),hostname from cpu group by hostname;blocks "
"due to query func required",
GET_TASKID(pTaskInfo));
// do prepare for the next round table scan operation
tsdbReaderReset(pTableScanInfo->dataReader, &pTableScanInfo->cond);
@ -1180,10 +1183,12 @@ static void checkUpdateData(SStreamScanInfo* pInfo, bool invertible, SSDataBlock
win = getActiveTimeWindow(NULL, &dumyInfo, tsCol[rowId], &pInfo->interval, TSDB_ORDER_ASC);
isClosed = isCloseWindow(&win, &pInfo->twAggSup);
}
bool inserted = updateInfoIsTableInserted(pInfo->pUpdateInfo, pBlock->info.uid);
// must check update info first.
bool update = updateInfoIsUpdated(pInfo->pUpdateInfo, pBlock->info.uid, tsCol[rowId]);
if ((update || (isSignleIntervalWindow(pInfo) && isClosed &&
isDeletedWindow(&win, pBlock->info.groupId, pInfo->sessionSup.pIntervalAggSup))) && out) {
bool closedWin = isClosed && inserted && isSignleIntervalWindow(pInfo) &&
isDeletedWindow(&win, pBlock->info.groupId, pInfo->sessionSup.pIntervalAggSup);
if ((update || closedWin) && out) {
appendOneRow(pInfo->pUpdateDataRes, tsCol + rowId, tsCol + rowId, &pBlock->info.uid);
}
}
@ -1445,7 +1450,8 @@ static SSDataBlock* doStreamScan(SOperatorInfo* pOperator) {
setBlockIntoRes(pInfo, &block);
if (updateInfoIgnore(pInfo->pUpdateInfo, &pInfo->pRes->info.window, pInfo->pRes->info.groupId, pInfo->pRes->info.version)) {
if (updateInfoIgnore(pInfo->pUpdateInfo, &pInfo->pRes->info.window, pInfo->pRes->info.groupId,
pInfo->pRes->info.version)) {
printDataBlock(pInfo->pRes, "stream scan ignore");
blockDataCleanup(pInfo->pRes);
continue;
@ -2260,8 +2266,8 @@ static SSDataBlock* doSysTableScan(SOperatorInfo* pOperator) {
return sysTableScanUserTables(pOperator);
} else if (strncasecmp(name, TSDB_INS_TABLE_TAGS, TSDB_TABLE_FNAME_LEN) == 0) {
return sysTableScanUserTags(pOperator);
} else if (strncasecmp(name, TSDB_INS_TABLE_STABLES, TSDB_TABLE_FNAME_LEN) == 0 &&
pInfo->showRewrite && IS_SYS_DBNAME(dbName)) {
} else if (strncasecmp(name, TSDB_INS_TABLE_STABLES, TSDB_TABLE_FNAME_LEN) == 0 && pInfo->showRewrite &&
IS_SYS_DBNAME(dbName)) {
return sysTableScanUserSTables(pOperator);
} else { // load the meta from mnode of the given epset
if (pOperator->status == OP_EXEC_DONE) {
@ -2597,7 +2603,6 @@ _error:
int32_t createScanTableListInfo(SScanPhysiNode* pScanNode, SNodeList* pGroupTags, bool groupSort, SReadHandle* pHandle,
STableListInfo* pTableListInfo, SNode* pTagCond, SNode* pTagIndexCond,
const char* idStr) {
int64_t st = taosGetTimestampUs();
int32_t code = getTableList(pHandle->meta, pHandle->vnode, pScanNode, pTagCond, pTagIndexCond, pTableListInfo);

37
source/libs/stream/src/streamUpdate.c
View File

@ -13,10 +13,10 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "tstreamUpdate.h"
#include "tencode.h"
#include "ttime.h"
#include "query.h"
#include "tencode.h"
#include "tstreamUpdate.h"
#include "ttime.h"
#define DEFAULT_FALSE_POSITIVE 0.01
#define DEFAULT_BUCKET_SIZE 1310720
@ -30,9 +30,7 @@
#define MIN_INTERVAL (MILLISECOND_PER_SECOND * 10)
#define DEFAULT_EXPECTED_ENTRIES 10000
static int64_t adjustExpEntries(int64_t entries) {
return TMIN(DEFAULT_EXPECTED_ENTRIES, entries);
}
static int64_t adjustExpEntries(int64_t entries) { return TMIN(DEFAULT_EXPECTED_ENTRIES, entries); }
static void windowSBfAdd(SUpdateInfo *pInfo, uint64_t count) {
if (pInfo->numSBFs < count) {
@ -158,6 +156,12 @@ static SScalableBf *getSBf(SUpdateInfo *pInfo, TSKEY ts) {
return res;
}
bool updateInfoIsTableInserted(SUpdateInfo *pInfo, int64_t tbUid) {
void *pVal = taosHashGet(pInfo->pMap, &tbUid, sizeof(int64_t));
if (pVal || taosHashGetSize(pInfo->pMap) >= DEFAULT_MAP_SIZE) return true;
return false;
}
bool updateInfoIsUpdated(SUpdateInfo *pInfo, uint64_t tableId, TSKEY ts) {
int32_t res = TSDB_CODE_FAILED;
TSKEY *pMapMaxTs = taosHashGet(pInfo->pMap, &tableId, sizeof(uint64_t));
@ -189,18 +193,21 @@ bool updateInfoIsUpdated(SUpdateInfo *pInfo, uint64_t tableId, TSKEY ts) {
}
if (ts < pInfo->minTS) {
qDebug("===stream===Update. tableId:%" PRIu64 ", maxTs:%" PRIu64 ", mapMaxTs:%" PRIu64 ", ts:%" PRIu64 , tableId, maxTs, *pMapMaxTs, ts);
qDebug("===stream===Update. tableId:%" PRIu64 ", maxTs:%" PRIu64 ", mapMaxTs:%" PRIu64 ", ts:%" PRIu64, tableId,
maxTs, *pMapMaxTs, ts);
return true;
} else if (res == TSDB_CODE_SUCCESS) {
return false;
}
qDebug("===stream===Update. tableId:%" PRIu64 ", maxTs:%" PRIu64 ", mapMaxTs:%" PRIu64 ", ts:%" PRIu64 , tableId, maxTs, *pMapMaxTs, ts);
qDebug("===stream===Update. tableId:%" PRIu64 ", maxTs:%" PRIu64 ", mapMaxTs:%" PRIu64 ", ts:%" PRIu64, tableId,
maxTs, *pMapMaxTs, ts);
// check from tsdb api
return true;
}
void updateInfoSetScanRange(SUpdateInfo *pInfo, STimeWindow *pWin, uint64_t groupId, uint64_t version) {
qDebug("===stream===groupId:%" PRIu64 ", startTs:%" PRIu64 ", endTs:%" PRIu64 ", version:%" PRIu64 , groupId, pWin->skey, pWin->ekey, version);
qDebug("===stream===groupId:%" PRIu64 ", startTs:%" PRIu64 ", endTs:%" PRIu64 ", version:%" PRIu64, groupId,
pWin->skey, pWin->ekey, version);
pInfo->scanWindow = *pWin;
pInfo->scanGroupId = groupId;
pInfo->maxVersion = version;
@ -210,10 +217,12 @@ bool updateInfoIgnore(SUpdateInfo *pInfo, STimeWindow* pWin, uint64_t groupId, u
if (!pInfo) {
return false;
}
qDebug("===stream===check groupId:%" PRIu64 ", startTs:%" PRIu64 ", endTs:%" PRIu64 ", version:%" PRIu64 , groupId, pWin->skey, pWin->ekey, version);
if (pInfo->scanGroupId == groupId && pInfo->scanWindow.skey <= pWin->skey &&
pWin->ekey <= pInfo->scanWindow.ekey && version <= pInfo->maxVersion ) {
qDebug("===stream===ignore groupId:%" PRIu64 ", startTs:%" PRIu64 ", endTs:%" PRIu64 ", version:%" PRIu64 , groupId, pWin->skey, pWin->ekey, version);
qDebug("===stream===check groupId:%" PRIu64 ", startTs:%" PRIu64 ", endTs:%" PRIu64 ", version:%" PRIu64, groupId,
pWin->skey, pWin->ekey, version);
if (pInfo->scanGroupId == groupId && pInfo->scanWindow.skey <= pWin->skey && pWin->ekey <= pInfo->scanWindow.ekey &&
version <= pInfo->maxVersion) {
qDebug("===stream===ignore groupId:%" PRIu64 ", startTs:%" PRIu64 ", endTs:%" PRIu64 ", version:%" PRIu64, groupId,
pWin->skey, pWin->ekey, version);
return true;
}
return false;
@ -337,7 +346,7 @@ int32_t updateInfoDeserialize(void *buf, int32_t bufLen, SUpdateInfo *pInfo) {
int32_t mapSize = 0;
if (tDecodeI32(&decoder, &mapSize) < 0) return -1;
_hash_fn_t hashFn = taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY);
_hash_fn_t hashFn = taosGetDefaultHashFunction(TSDB_DATA_TYPE_UBIGINT);
pInfo->pMap = taosHashInit(mapSize, hashFn, true, HASH_NO_LOCK);
uint64_t uid = 0;
ts = INT64_MIN;