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code for Global-Partition-Index feature

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Signed-off-by: xiliu <xiliu_h@163.com>
This commit is contained in:
xiliu
2020-08-25 15:10:14 +08:00
parent 339cd59f26
commit c040d78287
157 changed files with 12502 additions and 939 deletions
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23
src/gausskernel/runtime/executor/opfusion_scan.cpp
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@ -295,6 +295,19 @@ bool IndexFusion::EpqCheck(Datum* values, const bool* isnull)
return true;
}
Relation IndexFusion::getCurrentRel()
{
IndexScanDesc indexScan = GetIndexScanDesc(m_scandesc);
if (indexScan->xs_gpi_scan) {
return indexScan->xs_gpi_scan->fakePartRelation;
} else {
ereport(ERROR,
(errcode(ERRCODE_UNRECOGNIZED_NODE_TYPE),
errmsg("partitioned relation dose not use global partition index")));
return NULL;
}
}
void IndexFusion::setAttrNo()
{
ListCell* lc = NULL;
@ -326,7 +339,6 @@ IndexScanFusion::IndexScanFusion(IndexScan* node, PlannedStmt* planstmt, ParamLi
m_node = node;
m_keyInit = false;
m_keyNum = list_length(node->indexqual);
;
m_scanKeys = (ScanKey)palloc0(m_keyNum * sizeof(ScanKeyData));
/* init params */
@ -594,6 +606,15 @@ TupleTableSlot* IndexOnlyScanFusion::getTupleSlot()
while ((tid = abs_idx_getnext_tid(m_scandesc, *m_direction)) != NULL) {
HeapTuple tuple = NULL;
IndexScanDesc indexdesc = GetIndexScanDesc(m_scandesc);
if (IndexScanNeedSwitchPartRel(indexdesc)) {
/*
* Change the heapRelation in indexScanDesc to Partition Relation of current index
*/
if (!GPIGetNextPartRelation(indexdesc->xs_gpi_scan, CurrentMemoryContext, AccessShareLock)) {
continue;
}
indexdesc->heapRelation = indexdesc->xs_gpi_scan->fakePartRelation;
}
if (!visibilitymap_test(indexdesc->heapRelation, ItemPointerGetBlockNumber(tid), &m_VMBuffer)) {
tuple = index_fetch_heap(indexdesc);
if (tuple == NULL) {