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add openGauss 3.1.0 feature code

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This commit is contained in:
yanghao
2022-09-03 16:22:35 +08:00
parent 801d945a3d
commit b919f404e8
2759 changed files with 521358 additions and 366321 deletions
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49
src/gausskernel/runtime/executor/nodeBitmapHeapscan.cpp
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@ -65,7 +65,8 @@
static TupleTableSlot* BitmapHbucketTblNext(BitmapHeapScanState* node);
static TupleTableSlot* BitmapHeapTblNext(BitmapHeapScanState* node);
bool heapam_scan_bitmap_next_block(TableScanDesc scan, TBMIterateResult* tbmres);
bool heapam_scan_bitmap_next_block(TableScanDesc scan, TBMIterateResult* tbmres,
bool* has_cur_xact_write = NULL);
static void ExecInitPartitionForBitmapHeapScan(BitmapHeapScanState* scanstate, EState* estate);
static void ExecInitNextPartitionForBitmapHeapScan(BitmapHeapScanState* node);
void BitmapHeapPrefetchNext(
@ -175,13 +176,13 @@ static bool TableScanBitmapNextTuple(TableScanDesc scan, TBMIterateResult *tbmre
}
}
static bool TableScanBitmapNextBlock(TableScanDesc scan, TBMIterateResult *tbmres)
static bool TableScanBitmapNextBlock(TableScanDesc scan, TBMIterateResult *tbmres, bool* has_cur_xact_write)
{
bool isUstore = RelationIsUstoreFormat(scan->rs_rd);
if (isUstore) {
return UHeapScanBitmapNextBlock(scan, tbmres);
return UHeapScanBitmapNextBlock(scan, tbmres, has_cur_xact_write);
} else {
return heapam_scan_bitmap_next_block(scan, tbmres);
return heapam_scan_bitmap_next_block(scan, tbmres, has_cur_xact_write);
}
}
@ -381,7 +382,7 @@ static TupleTableSlot* BitmapHeapTblNext(BitmapHeapScanState* node)
/*
* Fetch the current table page and identify candidate tuples.
*/
if (!TableScanBitmapNextBlock(scan, tbmres)) {
if (!TableScanBitmapNextBlock(scan, tbmres, &node->ss.ps.state->have_current_xact_date)) {
node->tbmres = tbmres = NULL;
continue;
}
@ -471,7 +472,7 @@ static TupleTableSlot* BitmapHeapTblNext(BitmapHeapScanState* node)
* builds an array indicating which tuples on the page are both potentially
* interesting according to the bitmap, and visible according to the snapshot.
*/
bool heapam_scan_bitmap_next_block(TableScanDesc scan, TBMIterateResult* tbmres)
bool heapam_scan_bitmap_next_block(TableScanDesc scan, TBMIterateResult* tbmres, bool* has_cur_xact_write)
{
HeapScanDesc hscan = (HeapScanDesc) scan;
BlockNumber page = tbmres->blockno;
@ -540,7 +541,8 @@ bool heapam_scan_bitmap_next_block(TableScanDesc scan, TBMIterateResult* tbmres)
HeapTupleData heapTuple;
ItemPointerSet(&tid, page, offnum);
if (heap_hot_search_buffer(&tid, hscan->rs_base.rs_rd, buffer, snapshot, &heapTuple, NULL, NULL, true))
if (heap_hot_search_buffer(&tid, hscan->rs_base.rs_rd, buffer, snapshot, &heapTuple, NULL, NULL, true,
has_cur_xact_write))
hscan->rs_base.rs_vistuples[ntup++] = ItemPointerGetOffsetNumber(&tid);
}
} else {
@ -622,7 +624,7 @@ void ExecReScanBitmapHeapScan(BitmapHeapScanState* node)
/*
* deal with partitioned table
*/
if (node->ss.isPartTbl) {
if (node->ss.isPartTbl && !(((Scan *)node->ss.ps.plan)->partition_iterator_elimination)) {
if (!PointerIsValid(node->ss.partitions)) {
return;
}
@ -723,7 +725,7 @@ static inline void InitBitmapHeapScanNextMtd(BitmapHeapScanState* bmstate)
bmstate->ss.ScanNextMtd = (ExecScanAccessMtd)BitmapHeapTblNext;
}
TableScanDesc UHeapBeginScan(Relation relation, Snapshot snapshot, int nkeys);
TableScanDesc UHeapBeginScan(Relation relation, Snapshot snapshot, int nkeys, ParallelHeapScanDesc parallel_scan);
/* ----------------------------------------------------------------
@ -841,9 +843,11 @@ BitmapHeapScanState* ExecInitBitmapHeapScan(BitmapHeapScan* node, EState* estate
if (TransactionIdPrecedes(FirstNormalTransactionId, scanSnap->xmax) &&
!TransactionIdIsCurrentTransactionId(relfrozenxid64) &&
TransactionIdPrecedes(scanSnap->xmax, relfrozenxid64)) {
ereport(ERROR,
(errcode(ERRCODE_SNAPSHOT_INVALID),
(errmsg("Snapshot too old."))));
ereport(ERROR, (errcode(ERRCODE_SNAPSHOT_INVALID),
(errmsg("Snapshot too old, BitmapHeapScan is PartTbl, the info: snapxmax is %lu, "
"snapxmin is %lu, csn is %lu, relfrozenxid64 is %lu, globalRecycleXid is %lu.",
scanSnap->xmax, scanSnap->xmin, scanSnap->snapshotcsn, relfrozenxid64,
g_instance.undo_cxt.globalRecycleXid))));
}
}
@ -866,13 +870,15 @@ BitmapHeapScanState* ExecInitBitmapHeapScan(BitmapHeapScan* node, EState* estate
if (TransactionIdPrecedes(FirstNormalTransactionId, scanSnap->xmax) &&
!TransactionIdIsCurrentTransactionId(relfrozenxid64) &&
TransactionIdPrecedes(scanSnap->xmax, relfrozenxid64)) {
ereport(ERROR,
(errcode(ERRCODE_SNAPSHOT_INVALID),
(errmsg("Snapshot too old."))));
ereport(ERROR, (errcode(ERRCODE_SNAPSHOT_INVALID),
(errmsg("Snapshot too old, BitmapHeapScan is not PartTbl, the info: snapxmax is %lu, "
"snapxmin is %lu, csn is %lu, relfrozenxid64 is %lu, globalRecycleXid is %lu.",
scanSnap->xmax, scanSnap->xmin, scanSnap->snapshotcsn, relfrozenxid64,
g_instance.undo_cxt.globalRecycleXid))));
}
}
scanstate->ss.ss_currentScanDesc = UHeapBeginScan(currentRelation, scanSnap, 0);
scanstate->ss.ss_currentScanDesc = UHeapBeginScan(currentRelation, scanSnap, 0, NULL);
}
}
if (scanstate->ss.ss_currentScanDesc == NULL) {
@ -948,6 +954,11 @@ static void ExecInitNextPartitionForBitmapHeapScan(BitmapHeapScanState* node)
Assert(PointerIsValid(node->ss.ss_currentPartition));
releaseDummyRelation(&(node->ss.ss_currentPartition));
BitmapHeapScanState* bitmapState = node;
BitmapHeapScan* bitmpHeapScan = (BitmapHeapScan*)node->ss.ps.plan;
Snapshot scanSnap;
scanSnap = TvChooseScanSnap(currentpartitionrel, &bitmpHeapScan->scan, &bitmapState->ss);
if (currentpartitionrel->partMap != NULL) {
Partition currentSubPartition = NULL;
List* currentSubPartitionList = NULL;
@ -963,13 +974,13 @@ static void ExecInitNextPartitionForBitmapHeapScan(BitmapHeapScanState* node)
/* Initialize scan descriptor. */
node->ss.ss_currentScanDesc =
scan_handler_tbl_beginscan_bm(currentSubPartitionRel, node->ss.ps.state->es_snapshot, 0, NULL, &node->ss);
scan_handler_tbl_beginscan_bm(currentSubPartitionRel, scanSnap, 0, NULL, &node->ss);
} else {
node->ss.ss_currentPartition = currentpartitionrel;
/* Initialize scan descriptor. */
node->ss.ss_currentScanDesc =
scan_handler_tbl_beginscan_bm(currentpartitionrel, node->ss.ps.state->es_snapshot, 0, NULL, &node->ss);
scan_handler_tbl_beginscan_bm(currentpartitionrel, scanSnap, 0, NULL, &node->ss);
}
}
@ -1027,7 +1038,7 @@ static void ExecInitPartitionForBitmapHeapScan(BitmapHeapScanState* scanstate, E
Oid tablepartitionid = InvalidOid;
int partSeq = lfirst_int(cell);
/* add table partition to list */
tablepartitionid = getPartitionOidFromSequence(currentRelation, partSeq);
tablepartitionid = getPartitionOidFromSequence(currentRelation, partSeq, plan->scan.pruningInfo->partMap);
tablepartition = partitionOpen(currentRelation, tablepartitionid, lock);
scanstate->ss.partitions = lappend(scanstate->ss.partitions, tablepartition);