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enhance tuple lock

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This commit is contained in:
chenxiaobin19
2021-12-16 20:37:27 +08:00
parent 2417964517
commit 899cd4a36c
92 changed files with 4402 additions and 1177 deletions
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30
src/common/backend/utils/cache/relcache.cpp vendored
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@ -37,6 +37,7 @@
#include "access/transam.h"
#include "access/xact.h"
#include "access/xlog.h"
#include "access/multixact.h"
#include "catalog/catalog.h"
#include "catalog/heap.h"
#include "catalog/catversion.h"
@ -3444,6 +3445,7 @@ static void RelationDestroyRelation(Relation relation, bool remember_tupdesc)
}
list_free_ext(relation->rd_indexlist);
bms_free_ext(relation->rd_indexattr);
bms_free_ext(relation->rd_keyattr);
bms_free_ext(relation->rd_idattr);
FreeTriggerDesc(relation->trigdesc);
if (relation->rd_rlsdesc) {
@ -4452,7 +4454,7 @@ extern void heap_create_init_fork(Relation rel);
void DeltaTableSetNewRelfilenode(Oid relid, TransactionId freezeXid, bool partition)
{
Relation deltaRel = heap_open(relid, AccessExclusiveLock);
RelationSetNewRelfilenode(deltaRel, freezeXid);
RelationSetNewRelfilenode(deltaRel, freezeXid, InvalidMultiXactId);
// skip partition because one partition CANNOT be unlogged.
if (!partition && RELPERSISTENCE_UNLOGGED == deltaRel->rd_rel->relpersistence) {
heap_create_init_fork(deltaRel);
@ -4467,7 +4469,7 @@ void DescTableSetNewRelfilenode(Oid relid, TransactionId freezeXid, bool partiti
// Because indexRelation has locked as AccessExclusiveLock, so it is safe
//
Relation cudescRel = heap_open(relid, AccessExclusiveLock);
RelationSetNewRelfilenode(cudescRel, freezeXid);
RelationSetNewRelfilenode(cudescRel, freezeXid, InvalidMultiXactId);
// skip partition because one partition CANNOT be unlogged.
if (!partition && RELPERSISTENCE_UNLOGGED == cudescRel->rd_rel->relpersistence) {
@ -4480,7 +4482,7 @@ void DescTableSetNewRelfilenode(Oid relid, TransactionId freezeXid, bool partiti
foreach (indlist, RelationGetIndexList(cudescRel)) {
Oid indexId = lfirst_oid(indlist);
Relation currentIndex = index_open(indexId, AccessExclusiveLock);
RelationSetNewRelfilenode(currentIndex, InvalidTransactionId);
RelationSetNewRelfilenode(currentIndex, InvalidTransactionId, InvalidMultiXactId);
// keep the same logic with row index relation, and
// skip checking RELPERSISTENCE_UNLOGGED persistence
@ -4512,7 +4514,7 @@ void DescTableSetNewRelfilenode(Oid relid, TransactionId freezeXid, bool partiti
* must be passed for indexes and sequences). This should be a lower bound on
* the XIDs that will be put into the new relation contents.
*/
void RelationSetNewRelfilenode(Relation relation, TransactionId freezeXid, bool isDfsTruncate)
void RelationSetNewRelfilenode(Relation relation, TransactionId freezeXid, MultiXactId minmulti, bool isDfsTruncate)
{
Oid newrelfilenode;
RelFileNodeBackend newrnode;
@ -4649,6 +4651,11 @@ void RelationSetNewRelfilenode(Relation relation, TransactionId freezeXid, bool
replaces[Anum_pg_class_relfrozenxid64 - 1] = true;
values[Anum_pg_class_relfrozenxid64 - 1] = TransactionIdGetDatum(freezeXid);
#ifndef ENABLE_MULTIPLE_NODES
replaces[Anum_pg_class_relminmxid - 1] = true;
values[Anum_pg_class_relminmxid - 1] = TransactionIdGetDatum(minmulti);
#endif
nctup = heap_modify_tuple(tuple, RelationGetDescr(pg_class), values, nulls, replaces);
simple_heap_update(pg_class, &nctup->t_self, nctup);
@ -6147,6 +6154,7 @@ static void ClusterConstraintFetch(__inout Relation relation)
Bitmapset* RelationGetIndexAttrBitmap(Relation relation, IndexAttrBitmapKind attrKind)
{
Bitmapset* indexattrs = NULL;
Bitmapset* uindexattrs = NULL;
List* indexoidlist = NULL;
ListCell* l = NULL;
Bitmapset* idindexattrs = NULL; /* columns in the the replica identity */
@ -6160,7 +6168,7 @@ Bitmapset* RelationGetIndexAttrBitmap(Relation relation, IndexAttrBitmapKind att
case INDEX_ATTR_BITMAP_ALL:
return bms_copy(relation->rd_indexattr);
case INDEX_ATTR_BITMAP_KEY:
ereport(ERROR, (errcode(ERRCODE_INVALID_PARAMETER_VALUE), errmsg("unknown attrKind %u", attrKind)));
return bms_copy(relation->rd_keyattr);
case INDEX_ATTR_BITMAP_IDENTITY_KEY:
return bms_copy(relation->rd_idattr);
default:
@ -6201,12 +6209,14 @@ Bitmapset* RelationGetIndexAttrBitmap(Relation relation, IndexAttrBitmapKind att
* won't be returned at all by RelationGetIndexList.
*/
indexattrs = NULL;
uindexattrs = NULL;
idindexattrs = NULL;
foreach (l, indexoidlist) {
Oid indexOid = lfirst_oid(l);
Relation indexDesc;
IndexInfo* indexInfo = NULL;
int i;
bool isKey = false; /* candidate key */
bool isIDKey = false; /* replica identity index */
indexDesc = index_open(indexOid, AccessShareLock);
@ -6214,6 +6224,9 @@ Bitmapset* RelationGetIndexAttrBitmap(Relation relation, IndexAttrBitmapKind att
/* Extract index key information from the index's pg_index row */
indexInfo = BuildIndexInfo(indexDesc);
/* Can this index be referenced by a foreign key? */
isKey = indexInfo->ii_Unique && indexInfo->ii_Expressions == NIL && indexInfo->ii_Predicate == NIL;
/* Is this index the configured (or default) replica identity? */
isIDKey = (indexOid == relreplindex);
@ -6231,6 +6244,9 @@ Bitmapset* RelationGetIndexAttrBitmap(Relation relation, IndexAttrBitmapKind att
*/
if (attrnum != 0) {
indexattrs = bms_add_member(indexattrs, attrnum - FirstLowInvalidHeapAttributeNumber);
if (isKey && i < indexInfo->ii_NumIndexKeyAttrs) {
uindexattrs = bms_add_member(uindexattrs, attrnum - FirstLowInvalidHeapAttributeNumber);
}
if (isIDKey && i < indexInfo->ii_NumIndexKeyAttrs)
idindexattrs = bms_add_member(idindexattrs, attrnum - FirstLowInvalidHeapAttributeNumber);
}
@ -6255,6 +6271,7 @@ Bitmapset* RelationGetIndexAttrBitmap(Relation relation, IndexAttrBitmapKind att
* empty.
*/
oldcxt = MemoryContextSwitchTo(u_sess->cache_mem_cxt);
relation->rd_keyattr = bms_copy(uindexattrs);
relation->rd_idattr = bms_copy(idindexattrs);
relation->rd_indexattr = bms_copy(indexattrs);
(void)MemoryContextSwitchTo(oldcxt);
@ -6264,7 +6281,7 @@ Bitmapset* RelationGetIndexAttrBitmap(Relation relation, IndexAttrBitmapKind att
case INDEX_ATTR_BITMAP_ALL:
return indexattrs;
case INDEX_ATTR_BITMAP_KEY:
ereport(ERROR, (errcode(ERRCODE_INVALID_PARAMETER_VALUE), errmsg("unknown attrKind %u", attrKind)));
return uindexattrs;
case INDEX_ATTR_BITMAP_IDENTITY_KEY:
return idindexattrs;
default:
@ -6822,6 +6839,7 @@ static bool load_relcache_init_file(bool shared)
rel->rd_indexlist = NIL;
rel->rd_oidindex = InvalidOid;
rel->rd_indexattr = NULL;
rel->rd_keyattr = NULL;
rel->rd_idattr = NULL;
rel->rd_createSubid = InvalidSubTransactionId;
rel->rd_newRelfilenodeSubid = InvalidSubTransactionId;