{
    "1": {
        "method": "addColumn",
        "params": [
            "calendar_events",
            {
                "name": "event_online",
                "type": "TINYINT",
                "length": null,
                "decimals": null,
                "values": null,
                "allow_null": false,
                "default": 0,
                "comment": "",
                "unsigned": true,
                "auto_increment": false
            }
        ]
    },
    "2": {
        "method": "addColumn",
        "params": [
            "calendar_events",
            {
                "name": "event_url",
                "type": "VARCHAR",
                "length": 250,
                "decimals": null,
                "values": null,
                "allow_null": true,
                "default": null,
                "comment": "",
                "unsigned": false,
                "auto_increment": false
            }
        ]
    },
    "3": {
        "method": "addColumn",
        "params": [
            "calendar_events",
            {
                "name": "event_online_type",
                "type": "VARCHAR",
                "length": 250,
                "decimals": null,
                "values": null,
                "allow_null": true,
                "default": null,
                "comment": "",
                "unsigned": false,
                "auto_increment": false
            }
        ]
    }
}