Table Performance - Query

2011-11-01 Thread Vikram A
Dear All, I have the following table (MYISSAM or INNODB) Tablename Filed Type size app_colid_Examid registerno varchar 15 app_colid_Examid subcode varchar 15 app_colid_Examid mode varchar 2 app_colid_Examid programmeid Integer   app_colid_Examid subjectorder Integer   app_colid_Examid

Reusing ibdata1 space

2011-11-01 Thread Rozeboom, Kay [DAS]
We are running MySQL 5.0.77, and using INNODB in production for the first time. The production database has a lot of inserts and deletes, and the shared ibdata1 file is continually growing. I understand that to return the unused space to the operating system, we must delete and recreate

Re: Reusing ibdata1 space

2011-11-01 Thread Reindl Harald
Am 01.11.2011 15:02, schrieb Rozeboom, Kay [DAS]: We are running MySQL 5.0.77, and using INNODB in production for the first time. The production database has a lot of inserts and deletes, and the shared ibdata1 file is continually growing. I understand that to return the unused space to

Re: Reusing ibdata1 space

2011-11-01 Thread Claudio Nanni
Kay, There's no way to regain InnoDB space. I can suggest some techniques but no magic. 1. dump the whole database and reimport 2. setup a brand new slave ,sync and switch to it Cheers Claudio 2011/11/1 Rozeboom, Kay [DAS] kay.rozeb...@iowa.gov We are running MySQL 5.0.77, and

Re: Reusing ibdata1 space

2011-11-01 Thread Johan De Meersman
- Original Message - From: Kay Rozeboom [DAS] kay.rozeb...@iowa.gov I realize that this would not return the unused space to the operating system. But would it return it to MySQL so that it could be re-used for subsequent inserts, instead of extending ibdata1 further? That should