use student_class select student.* from student ,sc where student.sclass=sc.sclass and student.sno=sc.sno and cno='2' and grad…
DBstar+SQL 源代码
汇集 DBstar+SQL 相关的电路原理图、PCB工程文件、单片机/FPGA源代码、数据手册与应用设计方案。
-- phpMyAdmin SQL Dump -- version 2.6.4-pl4 -- http://www.phpmyadmin.net -- -- Host: localhost -- Generation Time: Jan 20, 2006 a…
-- -- Add language preferences -- ALTER TABLE `user` ADD `language` VARCHAR( 4 ) DEFAULT 'FR' NOT NULL AFTER `password` ; -- -…
-- -- Firstname and lastname inversion -- ALTER TABLE `person` CHANGE `firstname` `lastname` VARCHAR( 45 ) CHARACTER SET latin1…
ALTER TABLE `person` ADD FULLTEXT `search` ( `lastname` , `firstname` , `note` ); ALTER TABLE `contact` ADD FULLTEXT `search` (…
-- -- Alter on table address -- ALTER TABLE `address` ADD `street_next` VARCHAR( 100 ) NOT NULL AFTER `street` ;
CREATE TRIGGER [CheckXS] ON [dbo].[XS] FOR DELETE AS delete from XS_KC where XH in(select XH from deleted)
--表'groupuser'的结构 if exists (select * from sysobjects where id = OBJECT_ID('groupuser') and OBJECTPROPERTY(id, 'IsUserTable') =…
--表'groupuser'的结构 if exists (select * from sysobjects where id = OBJECT_ID('groupuser') and OBJECTPROPERTY(id, 'IsUserTable') =…
--表'jyxxb'的结构 if exists (select * from sysobjects where id = OBJECT_ID('jyxxb') and OBJECTPROPERTY(id, 'IsUserTable') = 1) DROP…