Mysql 2007 Tech At Digg V3

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What's all this then? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

History of Tech at Digg ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

A Standard Setup Many PHP Servers behind a load balancer:

A Standard Setup Many MySQL slaves, talking to a master

A Standard Setup Randomized PHP to MySQL relations

Memcached What is it & Why use it? Why not just pregenerate pages of content? ,[object Object],[object Object],[object Object]

Memcached Server Farm ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Purpose Driven MySQL Pools Creating separate slave pools, that are close to identical in order to isolate high database load.

Sharding Simplest Definition: Breaking up your database into a number of smaller ones. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Possible Types of Sharding Table-based Range-based Date-based Hashed Partial Sharding

How MySQL Can Do Sharding ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Digg MySQL Specifics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Current DB Challenges ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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Mysql 2007 Tech At Digg V3

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