QUERY PLAN
Sort (cost=52.77..52.80 rows=10 width=21)
Sort Key: tbl_project_architects.contribution DESC, tbl_project_architects.engineer_id
-> Hash Left Join (cost=9.17..52.61 rows=10 width=21)
Hash Cond: (tbl_project_architects.engineer_id = u.id)
-> Seq Scan on tbl_project_architects (cost=0.00..43.41 rows=10 width=12)
Filter: (project_id = ANY ('{3927,3807,3580,3666,3461,3949,3827,3751,3931,3902}'::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)