RelationIsUsedAsCatalogTable() parse analysis check

Andres should look over this.
petergeoghegan · Apr 25, 2015 · 32d1c4d · 32d1c4d
1 parent 851aa12
commit 32d1c4d
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/src/backend/parser/parse_clause.c b/src/backend/parser/parse_clause.c
@@ -2360,6 +2360,15 @@ transformConflictClause(ParseState *pstate, ConflictClause *confClause,
 				 parser_errposition(pstate,
 									exprLocation((Node *) confClause))));
 
+	/* Same applies to table used by logical decoding as catalog table */
+	if (RelationIsUsedAsCatalogTable(pstate->p_target_relation))
+		ereport(ERROR,
+				(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+				 errmsg("ON CONFLICT not supported on table \"%s\" used as a catalog table",
+						RelationGetRelationName(pstate->p_target_relation)),
+				 parser_errposition(pstate,
+									exprLocation((Node *) confClause))));
+
 	/* ON CONFLICT IGNORE does not require an inference clause */
 	if (infer)
 	{