Posts Categorized: Technical Blog

How to Secure Microsoft SQL Server

Security! This is a top-of-mind word for every concerned person when it comes to storing,  accessing, and sharing data, databases, or database servers. When applications are running in a restricted area, they are less likely to be exploited. However, with the increasing popularity of the Internet and the availability of applications, the security of data, databases, and database servers has…

Be Warned: cmclean.sql Is Dangerous!

I’m sure one of the most popular scripts for Apps DBAs on My Oracle Support is cmclean.sql from MOS Article ID 134007.1 “Concurrent Processing – CMCLEAN.SQL – Non Destructive Script to Clean Concurrent Manager Tables”. DBAs usually use the script to clean up stale data from concurrent processing tables (FND_CONCURRENT_%) after incidents like a crash…

SLOB2 Kick start

A few of my friends asked me to assist them with getting up to speed with SLOB2 testings. I have decided to publish this quick blog post and give people to a few hints. Additional Scripts Here are some of the scripts I have used to simplify SLOB testing management for my testing efforts: SLOB2…

Duplicate Database from Active Database — Just Works!

My friend Øyvind Isene suggested that I store a DUPLICATE RMAN script that works in a safe place in this tweet. @yvelik Me too, then I store the script in a safe place :-) Duplicate jobs reminds me how important it is to practice restore. — Øyvind Isene (@OyvindIsene) July 1, 2013 I couldn’t find a…

Exchange Server 2010 with Oracle Workflow Mailer

Almost all Oracle E-Business Suite DBAs will run into this problem if they are using exchange server as their Workflow IMAP server. Workflow is a important component of Oracle E-Business Suite, and its mailer component adds a biggest oracle EBS feature of inbound mail processing of workflow approval and rejection email replies from end users….

Amazon Elastic Load Balancer with Oracle E-Business Suite

This blog post outlines a couple of issues we faced in our Oracle E-Business consulting group when configuring Amazon Elastic Load Balancer with Oracle E-Business Suite 11i. The current IT industry trend is to virtualize all servers, and Oracle E-Business Suite servers are no exception. Among current cloud operators, Amazon Cloud infrastructure is a favorite…

How to Install Oracle 12c RAC: a Step-by-Step Guide

Okay, back to school folks, back to school :). As with any new product, our long learning journey starts with an installation on a sandbox environment. To get you up to speed with Oracle 12c RAC and let you focus on important stuff (e.g. features research), I have put together detailed step-by-step installation instructions. You…

How Filtered Indexes Look Like (Part 1)

“During one of my SQL Server Index Internals presentation, an attendee asked me how filtered indexes look like and if they are stored exactly the way the traditional indexes are. I was tempted to show the internals of how filtered indexes looked like using DBCC PAGE during the presentation, but held back because it deserves…

Do You Know If Your Database Is Slow?

The time to respond There was a question at Pythian a while ago on how to monitor Oracle database instance performance and alert if there is significant degradation. That got me thinking, while there are different approaches that different DBAs would take to interactively measure current instance performance, here we would need something simple. It…

Exadata Join Offloading in Action

One of the biggest selling features of Oracle’s flagship engineered system – Exadata – is the storage offloading capabilities. Storage offloading allows data to be filtered as soon as it is read from storage, reducing the amount of data that database hosts need to process. The storage layer is a shared-nothing MPP architecture and in…

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