** sql中将数字字段后面多余的0去除 ** DB2数据库 CAST(ITEM_COST AS FLOAT) as ITEMCODE 示例 select ITEM_COST, CAST(ITEM_COST AS FLOAT) as ITEMCODE from FA.V_BECS_PERIOD_END_ITEM_COST where BOOK_CODE = '3301' and PERIOD_NAME = '202109'; 结果: