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Diffstat (limited to 'src/backend/utils/cache/relcache.c')
-rw-r--r--src/backend/utils/cache/relcache.c23
1 files changed, 15 insertions, 8 deletions
diff --git a/src/backend/utils/cache/relcache.c b/src/backend/utils/cache/relcache.c
index 96ecad02ddb..9061af81a3e 100644
--- a/src/backend/utils/cache/relcache.c
+++ b/src/backend/utils/cache/relcache.c
@@ -1243,14 +1243,6 @@ RelationBuildDesc(Oid targetRelId, bool insertIt)
if (insertIt)
RelationCacheInsert(relation, true);
- /*
- * For RelationNeedsWAL() to answer correctly on parallel workers, restore
- * rd_firstRelfilenodeSubid. No subtransactions start or end while in
- * parallel mode, so the specific SubTransactionId does not matter.
- */
- if (IsParallelWorker() && RelFileNodeSkippingWAL(relation->rd_node))
- relation->rd_firstRelfilenodeSubid = TopSubTransactionId;
-
/* It's fully valid */
relation->rd_isvalid = true;
@@ -1273,6 +1265,8 @@ RelationBuildDesc(Oid targetRelId, bool insertIt)
static void
RelationInitPhysicalAddr(Relation relation)
{
+ Oid oldnode = relation->rd_node.relNode;
+
/* these relations kinds never have storage */
if (!RELKIND_HAS_STORAGE(relation->rd_rel->relkind))
return;
@@ -1330,6 +1324,19 @@ RelationInitPhysicalAddr(Relation relation)
elog(ERROR, "could not find relation mapping for relation \"%s\", OID %u",
RelationGetRelationName(relation), relation->rd_id);
}
+
+ /*
+ * For RelationNeedsWAL() to answer correctly on parallel workers, restore
+ * rd_firstRelfilenodeSubid. No subtransactions start or end while in
+ * parallel mode, so the specific SubTransactionId does not matter.
+ */
+ if (IsParallelWorker() && oldnode != relation->rd_node.relNode)
+ {
+ if (RelFileNodeSkippingWAL(relation->rd_node))
+ relation->rd_firstRelfilenodeSubid = TopSubTransactionId;
+ else
+ relation->rd_firstRelfilenodeSubid = InvalidSubTransactionId;
+ }
}
/*