ALTER TABLE `#__cwtraffic` ADD COLUMN `iphash` BINARY(20) NOT NULL, ADD COLUMN `continent_code` varchar(50) NULL, ADD COLUMN `location_latitude` decimal(10,8) NULL, ADD COLUMN `location_longitude` decimal(11,8) NULL, ADD COLUMN `location_time_zone` varchar(50) NULL, ADD COLUMN `useragent` varchar(1024) NULL, ADD KEY `idx_ip` (`ip`), ADD KEY `idx_iphash` (`iphash`), ADD KEY `idx_tm` (`tm`), ADD KEY `idx_iptm` (`ip`,`tm`), ADD KEY `idx_iphashtm` (`iphash`,`tm`), ADD UNIQUE KEY `unique_tm_iphash` (`tm`, `iphash`);