{
  "db_name": "PostgreSQL",
  "query": "SELECT EXISTS(SELECT 1 FROM password WHERE username IS NOT NULL)",
  "describe": {
    "columns": [
      {
        "ordinal": 0,
        "name": "exists",
        "type_info": "Bool"
      }
    ],
    "parameters": {
      "Left": []
    },
    "nullable": [
      null
    ]
  },
  "hash": "9ee6263223bd415d7ac21328a8ebc731d43e7331b9fd83282a87f8e2fd8fa770"
}
