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Log Buffer #366, A Carnival of the Vanities for DBAs

While the Oracle blogosphere is buzzing with the Collaborate news and views, SQL Server and MySQL bloggers are also getting upbeat about their respective fields and producing gems of blog posts. This Log Buffer Edition covers that all and more.

Oracle:

Run Virtual Machines with Oracle VM.

Last Call to Submit to the JavaOne Java EE Track.

A Simple Way to Monitor Java in Linux

A quick and easy way to know what is it inside Java process that is using your CPU. Using just Linux command line tools and JDK supplied command line utilities.

Introduction

Here are a few things you need to know before starting. Following the links is not necessary, they are available for the reference.

Log Buffer #365, A Carnival of the Vanities for DBAs

This Log Buffer edition covers various tips, new releases, and technically rich blog posts from the worlds of Oracle, SQL Server and MySQL.

Oracle:

Why choose Oracle for Advanced Analytics? Mark Hornick answers.

Michael Rainey talks about Data Integration Tips: ODI 12c – Substitution API GUIDs.

C14 OakTable World Las Vegas

If you haven’t yet made the decision to attend COLLABORATE 14 – IOUG Forum in Las Vegas taking place on 7-11 April, 2014 at the Venetian Hotel, this might just help you to make the call. You know you want to be there.

Vim::X – VimL is Eldritch, Let’s Write Perl!

Last week, I finally got around writing a few macros to help with conflict resolution in Vim:

Watch for Pythian Speakers at COLLABORATE 14

This year COLLABORATE 14 is being held at The Venetian and Sands Expo Center in Las Vegas, April 7-11. Some Pythian folks will be attending and speaking at the event, so be sure to watch for their presentations:

RMAN – Validating Archivelog Backup

There are many posts out there about validating backup. However, none seem to address some recent concerns a client of mine had.

Currently, backup validation is performed once a week and the question asked,  “How to validate all archivelog backup?”

List Backups - [D}atafile and [A]rchivelog backup from Incremental Level 0/1

Log Buffer #364, A Carnival of the Vanities for DBAs

For some, blogging brings the same pleasure as laying under the swaying palms, where on the white sandy beaches the turquoise waters kiss their feet. This passion oozes into their posts, and this edition of Log Buffer is a manifestation of exactly that. Enjoy.

Oracle:

DBRM for 12c Container Database in Multi-tenant Environment.

MM-DD or DD-MM?

4 … I repeat 4 … 4 digits that can cause mass confusion. Was that April 3 or March 4? Being a database guy,  I have always had an ear to numbers. I was fascinated by those 10 digits from a very early age. A few years ago I stumbled into one of my most enjoyable podcasts courtesy of iTunes. It presented many examples of what it called “tricks” but were really just another way of doing things.

The traditional way of multiplying is done right to left. Picture 5*56. This is how we are used to doing it:

When RMAN VALIDATE Creates New Files

While doing some testing I found something happening with RMAN that was unexpected.

After making an RMAN backup, I would run the VALIDATE RECOVERY FILES command.

When it completed I found there were twice as many backup files as when I started.

Please note that this is Oracle 11.2.0.3 – that will be important later on.

Here is the list of current backup files:

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