CREATE TABLE `CurrPool` (
  `Currency` char(3) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL,
  `SDate` date NOT NULL,
  `EDate` date DEFAULT NULL,
  `BasicRate` double(16,4) DEFAULT NULL,
  `BuyingRate` double(16,4) DEFAULT NULL,
  `SellingRate` double(16,4) DEFAULT NULL,
  PRIMARY KEY (`Currency`,`SDate`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci
