QUERY PLAN
Bitmap Heap Scan on tbl_project_architects (cost=17.71..28.13 rows=6 width=36)
Recheck Cond: (project_id = ANY ('{3589,3652,3927,4014,4142,4150}'::integer[]))
-> Bitmap Index Scan on tbl_project_architects_project_engineer_idx (cost=0.00..17.71 rows=6 width=0)
Index Cond: (project_id = ANY ('{3589,3652,3927,4014,4142,4150}'::integer[]))