QUERY PLAN
Aggregate (cost=1.04..1.05 rows=1 width=8)
-> Sort (cost=1.02..1.02 rows=1 width=578)
Sort Key: tbl_erp_send_types.is_delete, tbl_erp_send_types.sort
-> Seq Scan on tbl_erp_send_types (cost=0.00..1.01 rows=1 width=578)