{ "db_name": "PostgreSQL", "query": "SELECT EXISTS(SELECT 1 FROM posts p WHERE p.filename = $1) as filename", "describe": { "columns": [ { "ordinal": 0, "name": "filename", "type_info": "Bool" } ], "parameters": { "Left": [ "Text" ] }, "nullable": [ null ] }, "hash": "723a24f681b1b7866e4a2636ddda2bb8ed78d60540158ffa0fbebba4bdbfa2b9" }