{
    "1": {
        "method": "delete",
        "params": [
            "core_sys_conf_settings",
            "conf_key='idm_enablerandom'"
        ]
    },
    "2": {
        "method": "changeColumn",
        "params": [
            "downloads_comments",
            "ip_address",
            {
                "name": "ip_address",
                "type": "varchar",
                "length": 46,
                "default": null,
                "allow_null": true
            }
        ]
    },
    "3": {
        "method": "changeColumn",
        "params": [
            "downloads_downloads",
            "dip",
            {
                "name": "dip",
                "type": "varchar",
                "length": 46,
                "default": "0",
                "allow_null": false
            }
        ]
    },
    "4": {
        "method": "changeColumn",
        "params": [
            "downloads_files",
            "file_ipaddress",
            {
                "name": "file_ipaddress",
                "type": "varchar",
                "length": 46,
                "default": "0",
                "allow_null": false
            }
        ]
    },
    "5": {
        "method": "changeIndex",
        "params": [
            "downloads_files",
            "file_submitter",
            {
                "type": "key",
                "name": "file_submitter",
                "columns": [
                    "file_submitter",
                    "file_open",
                    "file_updated"
                ]
            }
        ]
    },
    "6": {
        "method": "changeColumn",
        "params": [
            "downloads_sessions",
            "dsess_ip",
            {
                "name": "dsess_ip",
                "type": "varchar",
                "length": 46,
                "default": null,
                "allow_null": true
            }
        ]
    },
    "7": {
        "method": "changeColumn",
        "params": [
            "downloads_urls",
            "url_ip",
            {
                "name": "url_ip",
                "type": "varchar",
                "length": 46,
                "default": null,
                "allow_null": true
            }
        ]
    }
}