June 19, 2013

Post: Unexpected problem with triggers and mysqldump

… ago, I had to convert all tables of a database from MyISAM to InnoDB on a new server. The plan was to take a logical dump…. mysqldump has options to export schema and data separately, let’s use them: # Export schema $ mysqldump –no-data sakila > schema.sql # Export data $ mysqldump

Post: Recovering Innodb table Corruption

… data in MyISAM table so all you have to do is to drop old table and convert new table back to Innodb after restarting without innodb_force… in case you will need to look into it more later. Another alternative is to dump table with MySQLDump and load it back. It is all pretty much the same stuff. I’m using MyISAM table…

Post: MySQL Upgrade Webinar Questions Followup

… need to keep into account possible query changes, replication etc. Q: Is it possible to move MyISAM to Innodb through … is really no gain in dumping table via mysqldump and loading it back. If performance is …MySQL Replication to work. You might need to inject MySQL 5.0 in between so it will convert

Comment: Is DRBD the right choice for me?

… you use InnoDB exclusively and pass the –single-transaction flag. If you do have (large) MyISAM tables you can’t convert to InnoDB due to using FULLTEXT/RTREE index, you might use LVM snapshots rather than mysqldump –single-transaction…

Post: Living with backups

to wait much longer until disk operations are scheduled and executed which convertsMyISAM tables which have dedicated buffers only toto the incoming queries quick enough. What can be done about it? Nothing really when you are using mysqldump