QUERY PLAN
GroupAggregate (cost=71.29..71.31 rows=1 width=77)
Group Key: product_type_id, name
-> Sort (cost=71.29..71.29 rows=1 width=24)
Sort Key: product_type_id, name
-> Seq Scan on tbl_project_product_types pt (cost=0.00..71.28 rows=1 width=24)
Filter: (project_id = 3927)