株式会社アクアシステムズは6月21日， データベース用SQLチューニング支援ツール 「AquaSystems SQL Analyzer」 を発売した。 同製品はチューニング＆監視ツール 「Performance Analyzer 4」 をベースとし， SQLチューニングに特化した機能を絞り込んだもの。大量に発行 ...

I'm not sure it really is actually estimated because as far as I know the only way it can show you what the query plan is is by executing it. So then it really isn't an estimate. I'm sure I'm totally ...

AI success depends on whether enterprise data is ready, reachable, and close enough to the workloads that need it. In this eSpeaks episode, Dell Technologies’ Vrashank Jain explains why fragmented ...

What exactly does 1 unit of cost represent in SQL Query Analyzer execution plans? [ie: Subtree Cost: 41.2134] Obviously it is some form of measurement since a very simple "select @@version" is like ...

第5回はSQLチューニング基礎として、 チューニング対象とすべきSQLの見つけ方と利用可能なツールについて解説します。これまでの連載でご紹介したMySQL WorkbenchのパフォーマンスレポートやMySQL Enterprise Monitorのクエリアナライザ以外にもチューニング時に ...

Sun Microsystems threw more chips into its "billion-dollar bet on the LAMP stack" with the recent launch of its MySQL Enterprise Fall 2008 release. The newest version of the Santa Clara, Calif.-based ...

PARIS, FRANCE: Sun Microsystems, Inc. has announced a major new version of its MySQL Enterprise subscription service to help corporate users dramatically improve the speed and uptime of their MySQL ...

It’s interesting to see the response to this week’s announcement of MySQL’s new Query Analyzer (part of the subscription offering) and the forthcoming 5.1 release of the server. There’s been a lot of ...