Are you an Oracle blogger attending Oracle Open World 2009?If so, you are invited to attend this gathering -- a chance to meet your online buddies face-to-face in relaxed and informal atmosphere.This year, we decided to make it a little differently - we will NOT be in the pub. But... DON'T PANIC.Some more details on my Pythian blog.See More
In 2007, Oracle issued red fleece vests to all Oracle ACE program members. Unfortunately, they put a large ace of spades symbol on the back of the vests, creating the first known case of visual pollution in the world. However once an object of ridicule I am now an icon.
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This post will help to analyze Oracle database instance slowdown that can happen due to considerable row cache lock (enqueue) wait events. It’s is based on a real case of a database hang that I worked on recently. I must admit this type of situation does not appear often but it’s very dangerous since it can considerably slow down a database instance or even freeze it for a short period of time. In most cases SQL against ASH view and Systemstate dumps can help to nail down the problem unless…