QUERY PLAN
Sort (cost=47.46..47.48 rows=7 width=21)
Sort Key: tbl_project_architects.contribution DESC, tbl_project_architects.engineer_id
-> Hash Left Join (cost=9.17..47.37 rows=7 width=21)
Hash Cond: (tbl_project_architects.engineer_id = u.id)
-> Seq Scan on tbl_project_architects (cost=0.00..38.18 rows=7 width=12)
Filter: (project_id = ANY ('{3932,3933,3895,3837,3888,3796,3807}'::integer[]))
-> Hash (cost=7.41..7.41 rows=141 width=13)
-> Seq Scan on tbl_users u (cost=0.00..7.41 rows=141 width=13)