{
  "db_name": "PostgreSQL",
  "query": "SELECT EXISTS(SELECT 1 FROM token WHERE token_hash = $1) AS exists",
  "describe": {
    "columns": [
      {
        "ordinal": 0,
        "name": "exists",
        "type_info": "Bool"
      }
    ],
    "parameters": {
      "Left": [
        "Text"
      ]
    },
    "nullable": [
      null
    ]
  },
  "hash": "5c09c2ffb28f6eee3d7e48bd6373c0bcddc0943346f02315b962db3b13590d30"
}
