如何杀掉一个用户下的所有进程并drop掉这个用户 Copy the sample code below into a file named kill_drop_user.sql.Open SQL*Plus and connect as user SYS to your databaseSQL> CONNECT sys/change_on_install@orcl AS SYSDBACreate a user called TEST with password TESTSQL> GRANT co
-- 创建一个用户并分配表空间和分配权限 -- 以sysdba登录 oracle@sha-col-oracle-2:~> sqlplus / as sysdba SQL*Plus: Release 12.1.0.2.0 Production on Mon Mar 7 18:48:59 2016 Copyright (c) 1982, 2014, Oracle. All rights reserved. Connected to: Oracle Database 12c Enterprise Ed
根据需求的不同,也分为好几种方法,且看下文. 先构造基本的环境:创建两个用户AA,BB,基本需求为用户AA能够访问用户BB下所有的表,即用户AA有对BB下所有的表有"select on"权限. SYS@zkm> create user aa identified by oracle account unlock; User created. SYS@zkm> create user bb identified by oracle account unlock; User c
Oracle 中用一个表的数据更新另一个表的数据 分类: SQL/PLSQL2012-05-04 15:49 4153人阅读 评论(1) 收藏 举报 oraclemergesubqueryinsertnull 有下面两个表:将表tab1中id值与和表tab2中id值相同的行的val更新为tab2中val的值.select * from tab1; select * from tab2 最容易犯的错误是:update tab1 set val=(select val from tab2 where