Tag: Oracle

Database Migration to ASM

I was working on a task of 10g Active-Passive cluster design where I was supposed to migrate a database to ASM from conventional filesystem. So I thought of writing this blog. Here are the steps which I followed to move the database to ASM and then created a spfile in ASM diskgroup in the end.

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Log Buffer #221, A Carnival of the Vanities for DBAs

Another medley of database blogs under the famous banner of Log Buffer is in your virtual hands. This edition of Log Buffer, the Log Buffer #221 puts spotlight on the fresh and cool blogs from Oracle, MySQL and SQL Server arena.

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Using KateSQL to connect to an Oracle database in Kate

Among the features announced with the release of version 4.6 of the KDE Software Compilation is KateSQL, a SQL Query plugin for the Kate text editor. It leverages the Qt SQL module, enabling connections to most types of databases, and includes support for MySQL and SQLite. In this post I’ll show you how to get it to connect to Oracle databases.

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Log Buffer #220, A Carnival of the Vanities for DBAs

When big news is released, the world of modern information shakes – and nowhere is this more visible than with the blogs. Log Buffer is the ideal joint for the shakers and movers of the blogosphere. This edition Log Buffer #220 sheds a spotlight on those hot spots.

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Log Buffer #219, A Carnival of the Vanities for DBAs

There are plethora of thrilling business software trends on the horizon as the summer of 2011 starts. Many of these will significantly impact IT organizations seeking to align IT operations with business objectives. Awareness of such trends can help you to keep ahead of the competition. What better way to get abreast of these trends in a nutshell than the Log Buffer? Log Buffer #219 is in your hands to enjoy.

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Log Buffer #218, A Carnival of the Vanities for DBAs

Oracle’s assault on the global market goes on with full might and as it adds new products in it’s array, SQL Server also strives hard to get the attention of people through various public appearances, and MySQL is also not behind as its growing array of bloggers marches on. This week’s Log Buffer casts a shadow on some selective blogs from these three technology in its latest edition Log Buffer #218.

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Announcing the Flash Cache Query Tool for Oracle Exadata

Pythian is pleased to announce the new Flash Cache Query Tool for Oracle Exadata, developed by our Senior Consultant, and Oracle ACE, Christo Kutrovsky. This tool will be most valuable for Exadata DBAs and Exadata Architects that are trying to understand if the Oracle Exadata Flash Cache is used as envisioned.

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Log Buffer #217, A Carnival of the Vanities for DBAs

Clouds are dispersing and the sun has started shining through. On the IT horizon, the cloud of Amazon has also dispersed and that is the biggest news of the previous week. Well clouds are elastic and they congregate and become solid after dispersion, and so Amazon will be fine too. And our blogosphere is fine too and here is the latest report about them in this week’s edition Log Buffer #217.

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What’s in your Exadata Smart Flash Cache?

Unfortunately, there is no easy way to monitor what’s in the Smart Flash Cache. Oracle only provided a “list flashcachecontent” command in the cellcli tool, it has no summarization options, and only displays object numbers. So I wrote this handy tool which lets you query the cell flash content on all cells, similarly, you can query the buffer cache (db_cache) contents in v$bh.

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Exadata SIG, London April 18th

My presentation was on an Oracle Exadata implementation that we carried out and that I support on an ongoing basis. The presentation went well and everyone seemed to enjoy it, there were plenty of questions afterwards. We even managed to start a room discussion on columnar compression. The last presentation of the day was from Stewart Bryson on Agile DW with Exadata and OBIEE. All in all, an excellent day which was well run by UKOUG.

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