{ "db_name": "PostgreSQL", "query": "\n\t\tdelete from project_attribution_groups g\n\t\twhere not exists (\n\t\t\tselect 1 from project_attribution_files f where f.group_id = g.id\n\t\t)\n\t\t", "describe": { "columns": [], "parameters": { "Left": [] }, "nullable": [] }, "hash": "ed027c5571c34ff4fd1ac50e96f257b0055c9497d2699927b34829490e7a2529" }