CREATE TABLE `HelperTZ` (
`TZID` INT NOT NULL, 
`TZShortNameGen` VARCHAR(4) NULL, 
`TZShortNameDS` VARCHAR(4) NULL, 
`TZNameGen` VARCHAR(100) NULL, 
`TZNameGenDS` VARCHAR(50) NULL, 
`OffsetUTC` INT NULL, 
`OffsetDS` INT NULL, 
`DSBeginDate` DATETIME NULL, 
`DSEndDate` DATETIME NULL, 
PRIMARY KEY(TZID)
);