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zhoumengkang

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zhoumengkang Posted blog

Analysis on Group by and Order by Performance

In this article, we will explore 3 potential solutions to solving slow database sorting performance when using Group by and Order by.

zhoumengkang Posted blog

PHP Best Practices: Good Semantic Expressions for Your Code

In this article, we will discuss the importance of having good semantic expressions in your code for collaborative coding and for troubleshooting unknown code issues.

zhoumengkang Posted blog

Optimizing MySQL Composite Index in InnoDB

In this article, we will understand how to use MySQL Composite index in InnoDB from only one example scenario.

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