RDBMS
Early of today, Oracle announced MySQL 5.5's GA in their blog.MySQL 5.5 has some kind of awesome features, performance and scalability gains,new replication enhancements,and so on...I want to use it as soon as possible on our product envir…
For who loves MySQL,Percona announced the release of Percona Server 5.1.52-12.3, 2Days ago.In this release, they support HandlerSocket!According to their blog post, Percona Server now both SQL and NOSQL - MySQL Performance Blog, they said,…
DB: sysmaster に対して以下のような SQL を実行することで取得できる あと何個テーブルスペースに extent を取れるかのみ取得する SQL select {+ ordered, index(a, syspaghdridx) } -- necessary c.tabname, -- the table or index c.dbsname, -- the data…
IBM Informix Dynamic Server に関する豆知識 Informix 11.5作者: Eric Herber出版社/メーカー: Software + Support発売日: 2008/12メディア: Perfectこの商品を含むブログ (1件) を見る partnum 値を 10 進変換して DBSPACE 番号と照合しようとすると以下の…