Informix error -136: “no more extents”

Informix software has a hard limit of 16,777,134 for the number of data pages that can be used in a single table partition.  This is true for all versions of Informix software from 7.31 to 11.70.  Unfortunately, if you hit this limit, the message that is...

SQL Server History Cleanup Task

This feature in the maintenance plans in SQL Server seems to be either ignored or over used. Either people do not put this step into any maintenance plan causing MSDB database to grow large over time. Or they have this step placed in every maintenance plan not fully...

Failed Oracle Backup via Expdp

Recently I received a call concerning failing backup jobs being taken via Expdp. I logged in to our Virtual-DBA client’s site and immediately checked the alertlog for errors. The below errors were found in the alertlog. Exporting orcl on DBHOST01 Sun Dec 16...

Ensure your RMAN backups are functional

To me making sure your database is backed up is the most important task for a dba.  But not only is it backed up, but it’s backed up correctly. I just encountered a situation where a client started receiving numerous errors in their production system.  There...

DB2 Update Anywhere Replication For Dummies.

Hi.  I recently finished a project for a client who needed Update-Anywhere Repliction on one table between 4 DB2 version 9.1 databases at different locations.   I thought I would share a high-level overview of the process I used, starting with 2-way...

Enhancing customizable pages in Liferay Portal

Liferay v6.1 introduced a new end-user customization capability wherein we can create a customizable page in a site that allows an end-user to add or remove portlets on the page or drag and drop portlets in different places on the page. In order to enable...