很简单的一个created table
(2010-09-16 16:14:36)
标签:
杂谈 |
分类: MYSQL整理 |
SQL1:
create table t1( `id` int(8) unsigned not
null auto_increment, `title` varchar(50) null, primary
key(`id`));
SQL2:
create table if not exists t1( `id` int(8)not
null unsigned auto_increment,
`title` varchar(50) null, primary key(`id`));
SQL1 和SQL2 啥区别?运行一下便知分晓
前一篇:欢迎您在新浪博客安家

加载中…