CREATE TABLE IF NOT EXISTS `#__currency_conversion_history` (
 `curhisid` int(10) unsigned NOT NULL AUTO_INCREMENT,
 `curid` smallint(5) unsigned NOT NULL DEFAULT '0',
 `curid_ref` smallint(5) unsigned NOT NULL DEFAULT '0',
 `modified` int(10) unsigned NOT NULL DEFAULT '0',
 `exchange` decimal(12,6) unsigned NOT NULL DEFAULT '0.000000',
 `alias` varchar(255) NOT NULL,
 `exsiteid` int(10) unsigned NOT NULL DEFAULT '0',
 PRIMARY KEY (`curhisid`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 DEFAULT COLLATE=utf8mb4_unicode_ci;