Oracle中在pl/sql developer修改表的2种方法,需要的朋友可以参考一下
一、方式一
select * from student for update
student表需要操作人修改完commit之后才可以做其他的操作,否则该表会被锁住。
二、方式二
select t.*,t.rowid from student t
在pl/sql developer中右击某表,显示的就是该语句,这样做不会将该表锁住。
想修改某几个字段也没有问题select num,name,t.rowid from student t。
Statement:The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn