QUERY PLAN
GroupAggregate (cost=630.84..631.09 rows=11 width=44)
Group Key: c.project_id
-> Sort (cost=630.84..630.87 rows=11 width=20)
Sort Key: c.project_id
-> Hash Right Join (cost=586.78..630.65 rows=11 width=20)
Hash Cond: (tbl_pre_sales.case_id = c.id)
-> HashAggregate (cost=102.98..126.80 rows=1588 width=20)
Group Key: tbl_pre_sales.case_id
-> Seq Scan on tbl_pre_sales (cost=0.00..87.00 rows=1598 width=24)
Filter: (NOT is_draft)
-> Hash (cost=483.66..483.66 rows=11 width=8)
-> Seq Scan on tbl_cases c (cost=0.00..483.66 rows=11 width=8)
Filter: ((case_type = 1) AND (project_id = ANY ('{4048,4047,4014,3950,3927,3949,3751,3899,3890,3886,3872,3857,3855,3816,3813,3786,3767,3764,3760,3752}'::integer[])))