rework per CodeRabbitai's comments

Author: bigplaice

src/backend/parser/parse_utilcmd.c

@@ -285,7 +285,7 @@ transformCreateStmt(CreateStmt *stmt, const char *queryString)
 			RangeVar   *inh = lfirst_node(RangeVar, inher);
 			Relation	prel;
 			prel = table_openrv(inh, AccessShareLock);
-			cxt.hasrowid = prel->rd_rel->relhasrowid;
+			cxt.hasrowid = cxt.hasrowid || prel->rd_rel->relhasrowid;
 			table_close(prel, NoLock);
 		}
 	}

src/backend/utils/cache/relcache.c

@@ -910,7 +910,7 @@ RelationGetRowIdSeqId(Relation relation)
 	TableScanDesc scan;
 	Relation  class_rel;
 	StringInfoData rowid_seq;
-	Oid 		seqoid;
+	Oid 		seqoid = InvalidOid;
 
 	initStringInfo(&rowid_seq);
 	appendStringInfo(&rowid_seq, "%s", RelationGetRelationName(relation));

src/pl/plisql/src/pl_exec.c

@@ -7410,7 +7410,7 @@ exec_move_row_from_fields(PLiSQL_execstate *estate,
 	int			anum;
 	int			strict_multiassignment_level = 0;
 
-	HeapTupleHeader tuphd;
+	HeapTupleHeader tuphd = NULL;
 	Oid 		tupType;
 	int32		tupTypmod;
 	TupleDesc	rowidtupdesc;
@@ -7450,7 +7450,7 @@ exec_move_row_from_fields(PLiSQL_execstate *estate,
 
 			for (int i = 0; i < tupdesc->natts; i++)
 			{
-				if (strcmp(pstrdup(NameStr(tupdesc->attrs[i].attname)), "rowid") == 0)
+				if (strcmp(NameStr(tupdesc->attrs[i].attname), "rowid") == 0)
 					tuphd = DatumGetHeapTupleHeader(values[i]);
 			}