QUERY PLAN
Group (cost=35.67..35.72 rows=10 width=4)
Group Key: supplier_id
-> Sort (cost=35.67..35.69 rows=10 width=4)
Sort Key: supplier_id
-> Seq Scan on tbl_user_visit_suppliers (cost=0.00..35.50 rows=10 width=4)
Filter: (user_id = 5495)