by XTIVIA | Oct 6, 2015 | Blog, Data Management, Databases
Data Corruption is something that no one really wants. Yet every now and then, we see some customers run into this. Any such issues are almost always the result of disk or SAN level issues. You will see errors like this: SQL1655C The operation could not be completed...
by XTIVIA | Sep 17, 2015 | Blog, Data Management, Databases
Shortly after creating a database on your server you should be planning and scheduling your backup. Easy as it sounds it’s often approached incorrectly. Often the decision when to backup is based on when the server resource usage is low. Database Backup maintenance...
by XTIVIA | Aug 6, 2015 | Blog, Data Management, Databases
A lot of DB2 LUW DBAs spend significantly more time working with DB2 on Linux and UNIX than they do working with DB2 on Microsoft Windows. This can lead to frustration when administering DB2 on Windows. Using a PowerShell command line for DB2 instead of a DB2 Command...
by XTIVIA | Jul 16, 2015 | Blog, Data Management
Logging method There are two methods of logging that DB2 supports: Circular and Archive. Other RDBMSes have similar modes. Circular The default that DB2 uses if you don’t change anything is Circular logging. Circular logging is more often appropriate for...
by XTIVIA | Jul 7, 2015 | Blog, Data Management, Databases
When upgrading DB2 fix pack, you need to make sure that all DB2 related processes have been shut down clean. In normal circumstances, you would: db2stop (if that does not work, try db2stop force) db2licd –end ipclean Even after following the steps, you may still see...
by XTIVIA | Jun 30, 2015 | Blog, Data Management, Databases
There are several times that you may have DB2 restore authorization errors and have to restore from a production box to a beta or a QA environment as a different user. In that scenario, the restore commands will work just fine but you will receive authorization errors...
by XTIVIA | Jun 23, 2015 | Blog, Data Management, Databases
One of our customers recently wanted to extract data using db2audit, but the documentation on this topic is very limited and scarce. Moreover, the commands have changed after V9.7 and finding documentation or following it could be tricky. After some testing, we were...
by XTIVIA | May 28, 2015 | Blog, Data Management, Databases
This article is part 7 of a 10 part series explaining the most common mistakes that I have seen in reference to SQL Server Performance and Resiliency. However, this post is not all-inclusive. Most common mistake #7: Disaster Recovery Plans Often when people hear...
by XTIVIA | May 15, 2015 | Blog, Data Management, Databases
During routine integrity checks one of our Virtual-DBA customers encountered an error 17053 was encountered causing the job performing these tasks to fail. Investigating the problem further this information was also included with the error in the SQL Error Log:...
by XTIVIA | May 6, 2015 | Blog, Data Management, Databases
Tip # 6 – Change History, Top 10 Tips for SQL Server Performance and Resiliency This article is part 6 in a series on the top 10 most common mistakes that I have seen impacting SQL Server Performance and Resiliency. This post is not all inclusive. Most common mistake...
