{
    "1": {
        "method": "addColumn",
        "params": [
            "core_sys_lang",
            {
                "name": "lang_file",
                "type": "VARCHAR",
                "length": 255,
                "decimals": null,
                "values": null,
                "allow_null": true,
                "default": null,
                "comment": "The file location of the compiled JS language strings",
                "unsigned": false,
                "auto_increment": false
            }
        ]
    },
    "2": {
        "method": "dropColumn",
        "params": [
            "core_content_promote",
            "promote_short_link"
        ]
    }
}