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How does MySQL optimizer work? The MySQL optimizer is responsible for determining the most efficient way to execute a SQL statement. It evaluates different query execution plans and chooses the one that it estimates will […]
How does checkpointing work in MySQL? In MySQL, checkpointing is the process of flushing dirty pages from the buffer pool to disk, in order to ensure that the data on disk is in a consistent […]
Do you know how to use MySQL 8 Multiple Data Caches? In MySQL 8, the InnoDB storage engine introduced the concept of multiple data caches, also known as buffer pool instances. A buffer pool is […]
Hows do locks and buffer pool pins work in MySQL? In MySQL, locks and pins are used to control concurrent access to data in the buffer pool, which is a memory area used to cache […]
Understanding Latches in MySQL In MySQL, latches are used to protect shared data structures and ensure consistency in the database. They are used by the storage engine to synchronize access to shared resources such as […]
Troubleshooting Fatal Background Processes in MySQL In MySQL, a “fatal background process” refers to a background process that has failed and is no longer able to function. This can happen due to a variety of […]
What is a parse call in MySQL? In MySQL, a parse call refers to the process of analyzing a SQL statement and preparing it for execution. When a client sends a SQL statement to the […]
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