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Add shard relation to pState in localCopy 

CopyFrom expects an AccessShareLock on the table. Instead of adding an
explicit lock, we do it how postgres is doing, which is to use
addRangeTableEntryForRelation.

Commit:
c532d15dddff14b01fe9ef1d465013cb8ef186df
talha_pg14_support
Sait Talha Nisanci 2021-08-19 15:03:49 +03:00
parent 0e3ebced29
commit 29aecaff91
1 changed files with 2 additions and 4 deletions
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6
src/backend/distributed/commands/local_multi_copy.c
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@ -209,10 +209,8 @@ DoLocalCopy(StringInfo buffer, Oid relationId, int64 shardId, CopyStmt *copyStat
Oid shardOid = GetTableLocalShardOid(relationId, shardId);
Relation shard = table_open(shardOid, RowExclusiveLock);
ParseState *pState = make_parsestate(NULL);
/* p_rtable of pState is set so that we can check constraints. */
pState->p_rtable = CreateRangeTable(shard, ACL_INSERT);
(void) addRangeTableEntryForRelation(pState, shard, AccessShareLock,
NULL, false, false);
CopyFromState_compat cstate = BeginCopyFrom_compat(pState, shard, NULL, NULL, false,
ReadFromLocalBufferCallback,
copyStatement->attlist,