QUERY PLAN
Result (cost=2.37..2.38 rows=1 width=1)
InitPlan 1 (returns $0)
-> Nested Loop (cost=0.00..2.37 rows=1 width=0)
Join Filter: (ps.id = psrr.punch_strategy_id)
-> Seq Scan on tbl_punch_strategy_resource_rels psrr (cost=0.00..1.30 rows=1 width=4)
Filter: (user_id = 1000)
-> Seq Scan on tbl_punch_strategies ps (cost=0.00..1.03 rows=3 width=4)