`connect_id` BIGINT(20) UNSIGNED NOT NULL AUTO_INCREMENT,
`grade_id` BIGINT(20) UNSIGNED NOT NULL DEFAULT 0,
`grade_cash_id` BIGINT(20) UNSIGNED NOT NULL DEFAULT 0,
-UNIQUE INDEX `grade_cash` (`grade_id`,`grade_cash_id`),
+UNIQUE INDEX `grade_cash` (`grade_id`, `grade_cash_id`),
INDEX (`grade_cash_id`),
PRIMARY KEY (`connect_id`)",
'Grade<->cash data connection');
`userid` BIGINT(20) UNSIGNED NOT NULL DEFAULT 0,
`grade_id` BIGINT(20) UNSIGNED NOT NULL DEFAULT 0,
`grade_expired` TIMESTAMP NOT NULL DEFAULT '0000-00-00 00:00:00',
-UNIQUE INDEX (`userid`,`grade_id`),
+UNIQUE INDEX (`userid`, `grade_id`),
INDEX (`grade_id`),
PRIMARY KEY (`connect_id`)",
'Grade<->user connection');