{
    "1": {
        "method": "createTable",
        "params": [
            {
                "name": "core_alerts_seen",
                "columns": {
                    "seen_alert_id": {
                        "allow_null": false,
                        "auto_increment": false,
                        "comment": "",
                        "decimals": null,
                        "default": null,
                        "length": 10,
                        "name": "seen_alert_id",
                        "type": "INT",
                        "unsigned": false,
                        "values": []
                    },
                    "seen_member_id": {
                        "allow_null": false,
                        "auto_increment": false,
                        "comment": "",
                        "decimals": null,
                        "default": null,
                        "length": 10,
                        "name": "seen_member_id",
                        "type": "INT",
                        "unsigned": false,
                        "values": []
                    },
                    "seen_date": {
                        "allow_null": false,
                        "auto_increment": false,
                        "comment": "",
                        "decimals": null,
                        "default": null,
                        "length": 10,
                        "name": "seen_date",
                        "type": "INT",
                        "unsigned": false,
                        "values": []
                    }
                },
                "indexes": {
                    "alert_member": {
                        "type": "unique",
                        "name": "alert_member",
                        "length": [
                            null,
                            null
                        ],
                        "columns": [
                            "seen_alert_id",
                            "seen_member_id"
                        ]
                    }
                },
                "collation": "utf8_general_ci",
                "engine": "InnoDB"
            }
        ]
    },
    "2": {
        "method": "addIndex",
        "params": [
            "core_alerts",
            {
                "type": "key",
                "name": "look_up",
                "columns": [
                    "alert_start",
                    "alert_end",
                    "alert_recipient_type",
                    "alert_recipient_user"
                ],
                "length": [
                    null,
                    null,
                    null,
                    null
                ]
            }
        ]
    }
}