{ "db_name": "PostgreSQL", "query": "\n DELETE FROM project_attribution_groups g\n WHERE NOT EXISTS (\n SELECT 1\n FROM project_attribution_files paf\n WHERE paf.group_id = g.id\n )\n ", "describe": { "columns": [], "parameters": { "Left": [] }, "nullable": [] }, "hash": "bba6df9227000db16828d99517d1cafb5b682b3a50ea5f31f580a8198023a316" }