{
    "1": {
        "method": "changeColumn",
        "params": [
            "core_sys_conf_settings",
            "conf_value",
            {
                "name": "conf_value",
                "type": "MEDIUMTEXT",
                "length": 0,
                "decimals": null,
                "values": [],
                "allow_null": true,
                "default": null,
                "comment": "",
                "unsigned": false,
                "zerofill": false,
                "auto_increment": false,
                "binary": false
            }
        ]
    },
    "2": {
        "method": "changeColumn",
        "params": [
            "core_file_logs",
            "log_type",
            {
                "name": "log_type",
                "type": "ENUM",
                "length": 0,
                "decimals": null,
                "values": [
                    "log",
                    "copy",
                    "error",
                    "move",
                    "orphaned"
                ],
                "allow_null": true,
                "default": null,
                "comment": "",
                "unsigned": false,
                "zerofill": false,
                "auto_increment": false,
                "binary": false
            }
        ]
    },
    "3": {
        "method": "changeColumn",
        "params": [
            "core_file_logs",
            "log_action",
            {
                "name": "log_action",
                "type": "ENUM",
                "length": 0,
                "decimals": null,
                "values": [
                    "move",
                    "copy",
                    "delete",
                    "save",
                    "orphaned"
                ],
                "allow_null": true,
                "default": null,
                "comment": "",
                "unsigned": false,
                "zerofill": false,
                "auto_increment": false,
                "binary": false
            }
        ]
    },
    "4": {
        "method": "changeColumn",
        "params": [
            "core_message_posts",
            "msg_post",
            {
                "name": "msg_post",
                "type": "MEDIUMTEXT",
                "length": 0,
                "decimals": null,
                "values": [],
                "allow_null": true,
                "default": null,
                "comment": "",
                "unsigned": false,
                "zerofill": false,
                "auto_increment": false,
                "binary": false
            }
        ]
    },
    "5": {
        "method": "update",
        "params": [
            "core_attachments",
            "attach_thumb_location=attach_location",
            "attach_is_image=1 AND (attach_thumb_location='' OR attach_thumb_location IS NULL )"
        ]
    },
    "6": {
        "method": "update",
        "params": [
            "core_groups",
            "g_signature_limits=REPLACE(g_signature_limits,'-1','0')"
        ]
    },
    "7": {
        "method": "update",
        "params": [
            "core_widgets",
            {
                "default_area": ""
            }
        ]
    },
    "8": {
	    "method": "update",
	    "params": [
		    "core_applications",
		    {
			    "app_disabled_groups": null
		    },
		    [
			    "app_enabled=?",
			    1
		    ]
	    ]
    }
}