Function init_sequence

src/backend/commands/sequence.c:1270–1274

* Given a relation OID, open and lock the sequence. p_elm and p_rel are * output parameters. */

 * output parameters.
 */
static void
init_sequence(Oid relid, SeqTable *p_elm, Relation *p_rel)
{
	init_sequence_internal(relid, p_elm, p_rel, false);
}

/*
 * GPDB: init_sequence_internal() mostly resembles upstream init_sequence().