郭一军,网名guoyJoe,尖峰在线培训创始人、Oracle OCM、ITPUB论坛Oracle认证版版主、2013最佳精华贴、Senior DBA、Oracle OCT、 ACOUG MEMBER、CSDN 认证专家、RHCE、在线技术分享的倡导者和实践者。 http://www.jianfengedu.com http://jianfengedu.taobao.com
全部博文(72)
2014年(72)
发布时间:2014-10-29 18:24:41
转载请注明出处:1、获得library cache Latch (1)在父游标的名柄没有找到SQL语句的文本:select * from gyj_t1 where id=1; 2、释放library cache Latch 3、获得shared pool Latch (1)搜索FreeList 空闲Chunk (2)搜索LRU上.........【阅读全文】
发布时间:2014-06-20 16:44:35
BASE的计算方法为:对于ASSM:76+(itc-1) * 24= 52 + itc * 24对于MSSM:68+(itc-1) * 24= 44 + itc * 24点击(此处)折叠或打开gyj@ZMDB> select * from v$type_size where component in ('KCB','KTB');COMPONEN TYPE DESCRIPTION TYPE_SIZE----.........【阅读全文】
发布时间:2014-06-19 10:39:02
转载请注明出处:http://blog.csdn.net/guoyjoe/article/details/30839817##########恢复前的准备工作 1丶做个热备 select \'alter tablespace \'||tablespace_name|| \' begin backup;\' ||chr(10)|| \'host cp \'||file_name||\' /backup\' ||chr(10)|| \'alter tablespace \'||tablespace_name|| \' end backup;\' from dba_data_files order by tablespace_name; sys@PROD> alter tablespace SYSAUX begin backup;host cp /u01/app/oracle/oradata/PROD/sysaux01.dbf /backupalter t......【阅读全文】
发布时间:2014-06-19 10:39:02
转载请注明出处 http://blog.csdn.net/guoyjoe/article/details/30965303 实验步骤如下:1丶使用rman备份全库Recovery Manager: Release 11.2.0.3.0 - Production on Sun Jun 8 15:30:35 2014 Copyright (c) 1982, 2011, Oracle and/or its affiliates. All rights reserved. connected to target database: PROD (DBID=254815294) RMAN> backup database; Starting backup at 08-JUN-14 using target database control file instead of recovery catalog allocated channel: ORA_DISK_1 chann......【阅读全文】