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Database Feed

Oracle Database, Oracle 10g, Oracle 11g, Oracle XE, Oracle RAC, Oracle Instant Client, Oracle Data Guard and Oracle Exadata resources, news, and support articles.

New Oracle University Instructor Blog

Check out this new Blog that we provide now as a platform for Oracle University Instructors to share insights from their classrooms with the Oracle Community. I have included it in my Blogroll as well.

Monitoring with Images and Slugs

After my Blogging Jeopardy! post,  John Piwowar recommend I use FeedBurner to better keep count of my audience. My blind spot is aggregators. I'm very happy to have my content aggregated, and it goes out through OraDBPedia, OraNA, OraFAQ and probably some others too.

Oracle Index rebuild online – 10g Vs 11g

An index is basically used for faster access to tables. Over a period of time the index gets fragmented because of several DMLs running on table. When the index gets fragmented, data inside the index is scattered, rows / block reduces, index consumes more space and scanning of index takes more time and more blocks [...]

What is the WebLogic Scripting Tool?

What is the WebLogic Scripting Tool?

Bea WebLogic Scripting Tool WLST is a command-line scripting interface . The WLST scripting environment is based on the Java scripting interpreter, Jython language.
We can use WLST for administrative processes. WLST is alternative for admin console.

Weblogic Scripting WLST examples.
create server example

[oracle@wls-sysadm /]$ java weblogic.WLST (for start weblogic)

Telling the Truth in IT

I’ve been doing presentations for many years, mostly on Oracle Technology, occasionally on management topics. However, my favorite presentation to give is one about when things go wrong. The title is usually something like “Surviving Survivable Disasters” or “5 ways to Seriously Screw up a Project” and, though the specific examples and flow may vary, [...]

WARNING: inbound connection timed out (ORA-3136)

Many times I faced this issue “WARNING: inbound connection timed out (ORA-3136)” in alert log and if you are using data guard, then you can see that dgmgrl status will show failed because standby is not able to sync up with primary. The “WARNING: inbound connection timed out (ORA-3136)” in the alert log indicates that [...]

RAC One Changes in Patchset

Oracle patchsets used to be simple - they were bugfixes only; no additional functionalities were added. Oracle added stuff quietly in patchset (the workload capture); but that was part of a new functionality anyway.

buffer flush

This is part 2 of an article on the KEEP cache. If you haven’t got here from part one you should read that first for an explanation of the STATE and CUR columns of the output. Here’s a little code to demonstrate some of the problems with setting a KEEP cache – I’ve set up [...]

About sending mail from Apex on Amazon EC2

Always check out the original article at for latest comments, fixes and updates.This is just a little reminder in case I forget (again) that the SMTP port on Amazon EC2 receives special attention due to the potential exploitation by spammers.If you run multiple Apex instances on Amazon EC2, it may sound convenient to configure a single mail server for all instances.

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