QUERY PLAN
Unique (cost=19.80..19.80 rows=1 width=4)
-> Sort (cost=19.80..19.80 rows=1 width=4)
Sort Key: c.deduct_points_from
-> Nested Loop (cost=12.22..19.79 rows=1 width=4)
-> Hash Join (cost=11.94..16.35 rows=1 width=4)
Hash Cond: (crd.id = crr.remind_date_id)
-> Seq Scan on tbl_case_remind_dates crd (cost=0.00..3.75 rows=175 width=8)
-> Hash (cost=11.93..11.93 rows=1 width=4)
-> Seq Scan on tbl_case_remind_receivers crr (cost=0.00..11.93 rows=1 width=4)
Filter: (user_id = 1000)
-> Index Scan using tbl_cases_pkey on tbl_cases c (cost=0.28..3.43 rows=1 width=8)
Index Cond: (id = crd.case_id)