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Contents contributed and discussions participated by Ken Wei

Ken Wei

MySQL AB :: Advanced MySQL Replication Techniques - 0 views

  • Fixing these two misfeatures is exactly the purpose of this article. Using features introduced in MySQL 5.0 and 5.1, it is possible to build a replication system where all nodes act as master and slave at the same time, with a built-in fail-over mechanism.
Ken Wei

MySQL AB :: Using the New MySQL Query Profiler - 1 views

  • When it comes to overall performance, it's important to remember that the #1 contributor is always a good database design. The second highest contributor to performance is well-tuned SQL code.
  • But a better day has come along in MySQL 5.0.37 with the inclusion of the SQL Profiling utility. This interactive diagnostic aid allows a developer or DBA to gain insight into where a set of SQL code spends its time and the resources it is using.
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