{ "db_name": "PostgreSQL", "query": "SELECT EXISTS(SELECT 1 FROM charges WHERE id=$1)", "describe": { "columns": [ { "ordinal": 0, "name": "exists", "type_info": "Bool" } ], "parameters": { "Left": [ "Int8" ] }, "nullable": [ null ] }, "hash": "95b52480a3fc7257a95e1cbc0e05f13c7934e3019675c04d9d3f240eb590bdc4" }