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PostgreSQL Index Maintenance and Repair

PostgreSQL Index Maintenance and Repair Index maintenance and repair are important tasks that help to keep the database running at optimal performance. In PostgreSQL, there are several methods for performing index maintenance and repair: REINDEX: [...]

MySQL Performance Troubleshooting: Bottlenecks Due to Heavy Load

Troubleshooting MySQL performance bottleneck due to heavy load When a MySQL server is experiencing heavy load, it can be challenging to identify and troubleshoot the source of the bottleneck. Here are some steps that can [...]

Tuning Linux for PostgreSQL

Tuning Linux for PostgreSQL Tuning Linux for PostgreSQL performance can involve several steps. Here are some general steps to take: Optimize kernel parameters: Make sure the kernel is configured for optimal performance for PostgreSQL. This [...]

MySQL 8 innodb_buffer_pool_instances: How Many Do You Need?

How Many innodb_buffer_pool_instances Do You Need in MySQL 8? The number of innodb_buffer_pool_instances you need in MySQL 8 depends on your system's available memory, the size of your InnoDB buffer pool, and your workload. The [...]

InnoDB Data Files: How They Are Managed

How data files are managed in InnoDB? In InnoDB, data files are managed using a combination of data dictionary tables and system tablespace files. Data dictionary tables: InnoDB stores metadata about the database, such as [...]

MySQL Undo Logs: How Fast-Growing Undo Logs Impact Performance

How fast growing undo logs impact MySQL performance? Growing undo logs can impact MySQL performance in several ways: Increased disk space usage: As undo logs grow, they consume more disk space, which can lead to [...]

How InnoDB fill factor affect MySQL performance?

How InnoDB fill factor affect MySQL performance? InnoDB fill factor is a configuration parameter that controls how much space is reserved in the leaf pages of a B-tree index when it is created or rebuilt. [...]

Galera Cluster Performance: Troubleshooting for Better Results

Troubleshooting Galera Cluster for performance Galera Cluster is a popular solution for achieving high availability and scalability in MySQL and MariaDB databases. However, as with any distributed system, there can be performance issues that arise [...]

Replication Filter MySQL Multi-Source Replication: Per-Channel Configuration

Can we set Replication Filters per channel in MySQL Multi-Source Replication? Yes, it is possible to set replication filters per channel in MySQL Multi-Source Replication. Replication filters allow you to specify which data should be [...]

How expensive SQLs can impact MySQL Performance?

How expensive SQLs can impact MySQL Performance? Expensive SQLs can have a significant impact on MySQL performance, as they consume a lot of resources and can slow down the entire system. Here are a few [...]

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