{
  "db_name": "PostgreSQL",
  "query": "SELECT EXISTS(SELECT 1 FROM af_chat_messages WHERE chat_id = $1 AND message_id < $2)",
  "describe": {
    "columns": [
      {
        "ordinal": 0,
        "name": "exists",
        "type_info": "Bool"
      }
    ],
    "parameters": {
      "Left": [
        "Uuid",
        "Int8"
      ]
    },
    "nullable": [
      null
    ]
  },
  "hash": "d2e87c077e5702cd57a88e23e1eabe4b0badd98ef99da1b185bffa8d5c9ed298"
}