QUERY PLAN
Aggregate (cost=118.18..118.19 rows=1 width=32)
-> Group (cost=118.13..118.15 rows=1 width=437)
Group Key: (CASE WHEN ((rvr.status = 0) AND (r.next_verify_user = 1000)) THEN 1 WHEN ((rcvr.status = 0) AND (r.next_cancel_verify_user = 1000)) THEN 2 ELSE 0 END), r.id
-> Sort (cost=118.13..118.14 rows=1 width=10)
Sort Key: (CASE WHEN ((rvr.status = 0) AND (r.next_verify_user = 1000)) THEN 1 WHEN ((rcvr.status = 0) AND (r.next_cancel_verify_user = 1000)) THEN 2 ELSE 0 END) DESC, r.id
-> Nested Loop Left Join (cost=86.73..118.12 rows=1 width=10)
-> Hash Right Join (cost=86.44..109.79 rows=1 width=22)
Hash Cond: (rcvr.approve_id = r.id)
-> Seq Scan on tbl_approve_cancel_verify_rels rcvr (cost=0.00..19.70 rows=970 width=8)
-> Hash (cost=86.43..86.43 rows=1 width=18)
-> Nested Loop (cost=0.28..86.43 rows=1 width=18)
-> Seq Scan on tbl_approve_verify_rels rvr (cost=0.00..47.11 rows=5 width=8)
Filter: (user_id = 1000)
-> Index Scan using tbl_approves_pkey on tbl_approves r (cost=0.28..7.50 rows=1 width=22)
Index Cond: (id = rvr.approve_id)
Filter: ((status <> 0) AND (status = '6'::smallint))
-> Index Only Scan using tbl_term_taxonomy_relationships_object_id_term_id_idx on tbl_term_taxonomy_relationships dt1 (cost=0.29..8.31 rows=1 width=4)
Index Cond: ((object_id = r.id) AND (term_id = 17))