QUERY PLAN
HashAggregate (cost=363.49..364.56 rows=107 width=12)
Group Key: project_id
-> Seq Scan on tbl_cases (cost=0.00..362.92 rows=113 width=8)
Filter: (project_id = ANY ('{4182,4167,4166,4161,4164,4155,4158,1018,1111}'::integer[]))