QUERY PLAN
GroupAggregate (cost=1314.17..1316.12 rows=85 width=44)
Group Key: c.project_id
-> Sort (cost=1314.17..1314.39 rows=88 width=20)
Sort Key: c.project_id
-> Hash Right Join (cost=1125.73..1311.33 rows=88 width=20)
Hash Cond: (tbl_implement_records.case_id = c.id)
-> HashAggregate (cost=410.51..511.28 rows=6718 width=20)
Group Key: tbl_implement_records.case_id
-> Seq Scan on tbl_implement_records (cost=0.00..340.28 rows=7023 width=24)
Filter: (NOT is_draft)
-> Hash (cost=714.12..714.12 rows=88 width=8)
-> Seq Scan on tbl_cases c (cost=0.00..714.12 rows=88 width=8)
Filter: ((case_type = 2) AND (project_id = ANY ('{4184,4182,4185,4183,4181,4174,4173,4172,4171,4170,4169,4168,4167,4166,4144,4161,4164,4151,4157,4155,4152,4150,4142,4158,4127,4098,4111,4096,4086,4063,4057,4052,3991,4079,4078,4014,3950,3927,3949,3751}'::integer[])))