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InnoDB

Tips & Tricks – Tuning InnoDB for Query Performance

Tuning InnoDB for Query Performance InnoDB, the default storage engine in MySQL, provides several query optimization system variables that allow you to fine-tune and control the behavior of the query optimizer. These variables affect how […]

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InnoDB

How to restore system statistics in InnoDB?

InnoDB System Statistics: How to Restore and Maintain Them In InnoDB, system statistics play a crucial role in query optimization and performance. These statistics help the MySQL query optimizer make informed decisions about query execution […]

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InnoDB

How Process Global Area is managed in InnoDB?

InnoDB: Management of the Process Global Area (PGA) In InnoDB, the Process Global Area (PGA) manages per-connection memory and data structures associated with each client connection, including query execution buffers, sort buffers, and join buffers. […]

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InnoDB

Reading and Writing Blocks in InnoDB

InnoDB, the default storage engine in MySQL, uses a buffer pool to manage the reading and writing of data blocks. The buffer pool is a cache that holds frequently accessed data pages in memory, reducing […]

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InnoDB

Streaming versus blocking operators in MySQL

In MySQL, operators in a query execution plan can be classified as streaming or blocking based on how they process and propagate rows during query execution. Let’s explore the differences between streaming and blocking operators […]

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InnoDB

How is MVCC implemented in InnoDB?

Multiversion Concurrency Control (MVCC) is a mechanism that is used by InnoDB, the default storage engine in MySQL, to provide transactional consistency and support for concurrent access to the same data. In InnoDB, MVCC is […]

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DBA

InnoDB early lock release

InnoDB early lock release is a feature in MySQL 8 and higher that allows the database to release locks earlier in the transaction processing process. This helps to reduce lock contention and improve overall performance. […]

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InnoDB

How is page compression implemented in InnoDB?

Page compression is implemented in InnoDB using the “Compressed InnoDB Tables” feature. This feature compresses the data stored in individual pages of the InnoDB tables, reducing their size and thus reducing the amount of disk […]