A few days ago I wrote about MySQL performance implications of InnoDB isolation modes and I touched briefly upon the bizarre performance regression I found with InnoDB handling a large amount of versions for a single row. Today I wanted to look a bit deeper into the problem, which I also filed as a bug. First [&]

The post Looking deeper into InnoDBs problem with many row versions appeared first on MySQL Performance Blog.

http://www.percona.com/blog/2015/01/19/looking-deeper-innodbs-problem-many-row-versions/