HiHero

摘要： CREATE TABLE tb(日期datetime, 料号 NVARCHAR(30), 单价int) INSERT tb SELECT '2008/5/1','AAA',2 UNION ALL SELECT '2008/6/6','BBB',22 UNION ALL SELECT '2008/6/6','CCC ',12 UNION ALL SELECT '2008/7... 阅读全文