{
    "1": {
        "method": "addColumn",
        "params": [
            "core_streams",
            {
                "name": "solved",
                "type": "ENUM",
                "length": null,
                "decimals": null,
                "values": [
                    "all",
                    "solved",
                    "unsolved"
                ],
                "allow_null": false,
                "default": "all",
                "comment": "The solved status of the item",
                "unsigned": false,
                "auto_increment": false
            }
        ]
    }
}