Planet MySQL Planet MySQL: Meta Deutsch Español Français Italiano 日本語 Русский Português 中文
Showing entries 1 to 2

Displaying posts with tag: checksumming (reset)

How to check MySQL replication integrity continually
+0 Vote Up -0Vote Down

I have recently added some features to Maatkit’s mk-table-checksum tool that can make it easy to checksum the relevant parts of your data more frequently (i.e. continually, but not continuously). This in turn makes it possible for you to find out much sooner if a slave becomes different from its master, and then you [...]

A very fast FNV hash function for MySQL
+0 Vote Up -0Vote Down

I wrote a User-Defined Function that implements the FNV (Fowler-Voll-No) hash function for MySQL. I’m not the first person to do this — in fact, I was inspired by the Google patches for MySQL. But my implementation is a little bit different from most, in a very important way that leads directly to much higher performance, especially suited for the Maatkit tools.

A bit of background: FNV …

  [Read more...]
Showing entries 1 to 2

Planet MySQL © 1995, 2016, Oracle Corporation and/or its affiliates   Legal Policies | Your Privacy Rights | Terms of Use

Content reproduced on this site is the property of the respective copyright holders. It is not reviewed in advance by Oracle and does not necessarily represent the opinion of Oracle or any other party.