{
  "db_name": "PostgreSQL",
  "query": "select exists(SELECT datname FROM pg_catalog.pg_database WHERE datname = $1);",
  "describe": {
    "columns": [
      {
        "ordinal": 0,
        "name": "exists",
        "type_info": "Bool"
      }
    ],
    "parameters": {
      "Left": [
        "Name"
      ]
    },
    "nullable": [
      null
    ]
  },
  "hash": "6060467ee8046709f486ab35233e43eb849de082aa86c4d877b0c0818e27c104"
}