SELECT GOODS_CD AS goodsCd, 原字符串 reverse( GOODS_CD ) AS dCsdoog, 颠倒 LEFT ( reverse( GOODS_CD ), charindex( '-', reverse( GOODS_CD ) ) - 1 ) AS tluser, 按符号‘-’进行分割 reverse( LEFT ( reverse( GOODS_CD ), charindex( '-', reverse( GOODS_CD ) ) - 1 ) ) AS result, 将结果倒过来 CONVERT ( INT, reverse( LEFT ( reverse( GOODS_CD ), charindex( '-', reverse( GOODS_CD ) ) - 1 ) ) ) AS resultInt 将string转成int FROM PI_DSL_ORDER_GOODS og JOIN PI_ST_ENTRY_GOODS eg ON eg.ID = og.GOODS_ID AND eg.DATA_STATUS = '1' WHERE 1 = 1 AND og.DATA_STATUS = '1' AND og.ORDER_ID = '484eaa92bf5d43c1bb24625688ea7464'