{
    "domain": "Database",
    "types": [
        {
            "id": "DatabaseId",
            "type": "string",
            "description": "Unique identifier of Database object."
        }
    ],
    "events": [
        {
            "name": "didExecuteOptionalParameters",
            "parameters": [
                { "name": "columnNames", "type": "string", "optional": "true" }
            ]
        }
    ]
}