QUERY PLAN
GroupAggregate (cost=0.28..38.91 rows=1 width=20)
Group Key: project_id
-> Index Scan using tbl_work_logs_arrive_project_end_at_idx on tbl_work_logs (cost=0.28..38.88 rows=1 width=24)
Index Cond: (project_id = ANY ('{4130,4124,4121,4119,4111,4103,4102,4101,4100,4094}'::integer[]))