-- 2015-1-29 added is_exported in sms_transaction table
ALTER TABLE `sms_transaction` ADD `is_exported` tinyint( 4 ) NOT NULL DEFAULT '0' ;

-- 2015-02-26 change the length of the 'item' field in sms_salesgroup table (bug#56056 mon) 
ALTER TABLE `sms_salesgroup` CHANGE `item` `item` VARCHAR(255) CHARSET utf8 COLLATE utf8_general_ci NULL;