June 2013
Beginner
404 pages
9h 40m
English
Content preview from Oracle Data Guard 11gR2 Administration : Beginner's GuideBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Time for action – configuring standby redo logs on primary
Run the following procedures on the primary database to create standby redo logfiles:
- Check the ORL's members and the sizes of each member as follows:
SQL> select a.group#, a.status, a.bytes/1024/1024 SizeMB, b.member from v$log a, v$logfile b where a.group#=b.group# order by group#; GROUP# STATUS SizeMB MEMBER ------ -------- ---------- -------------------------------------- 1 INACTIVE 100 /u01/app/oracle/oradata/orcl/redo01.log 2 CURRENT 100 /u01/app/oracle/oradata/orcl/redo02.log 3 INACTIVE 100 /u01/app/oracle/oradata/orcl/redo03.log 4 INACTIVE 100 /u01/app/oracle/oradata/orcl/redo04.log
Tip
In this single instance of the primary database, we have four redo log groups, each with one ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.