Facebook: embedding extra information in to the MySQL
brian at tangent.org
Wed Apr 2 19:44:15 UTC 2008
On Apr 2, 2008, at 12:35 PM, Gabriel Laden wrote:
> Fortunately MySQL is open source software, meaning we can actually
> change the way it works by modifying the code. We did just that—
> embedding extra information in to the MySQL replication stream that
> allows us to properly update memcached in Virginia. This ensures
> that the cache and the database are always in sync.
> Was this code change released by Facebook ? We have exactly such a
> need for this type of setup.
No, it was not. You can emulate this behavior by using the MySQL UDF
in your queries, which is a better route to go for supportability.
Brian "Krow" Aker, brian at tangent.org
http://krow.net/ <-- Me
http://tangent.org/ <-- Software
You can't grep a dead tree.
More information about the memcached