MinervaDB Blog: Mastering WebScale Database Infrastructure

Tips and tricks to troubleshoot indexes with high maintenance costs in PostgreSQL

Here are some tips and tricks to troubleshoot indexes with high maintenance costs in PostgreSQL: Remember to thoroughly test any changes you make and monitor the impact on both query performance and maintenance costs.

Understanding the Impact of MYSQL_BIN_LOG::LOCK_commit Mutex on MySQL Performance

The wait/synch/mutex/sql/MYSQL_BIN_LOG::LOCK_commit and wait/synch/mutex/sql/MYSQL_BIN_LOG::LOCK_commit_queue mutexes in MySQL can have significant implications on database performance. In summary, high contention for these mutexes can be indicative of performance issues in MySQL, including I/O bottlenecks and inefficiencies in transaction […]

How to configure Linux Threads for system performance?

Introduction Configuring Linux threads for optimal system performance requires several strategies and considerations. Adjusting thread scheduling policies, priorities, CPU affinity, and other parameters fine-tunes thread behavior to maximize performance. Additionally, techniques such as thread pooling, […]

Understanding the concept and advantages of table-valued parameters in PostgreSQL

Unlock the Power of Data Processing with Table-Valued Parameters in PostgreSQL Introduction: Table-valued parameters in PostgreSQL offer a convenient and efficient way to work with structured data. Instead of passing individual values as parameters, table-valued […]

Troubleshooting PostgreSQL Performance: Analyzing Active Queries for Optimization

Troubleshooting PostgreSQL Performance: Analyzing Active Queries for Enhanced Optimization Introduction: Optimizing PostgreSQL performance requires analyzing and troubleshooting active queries as a crucial step. Therefore, in this technical blog, we will explore a powerful SQL query […]

Visualizing RLS Policy Checks in PostgreSQL Query Plans: Optimizing Performance and Data Security

Unveiling RLS Policy Checks in PostgreSQL Query Plans: Enhancing Performance and Data Protection To visualize RLS policy checks in the query plan of PostgreSQL, you can follow these steps: ALTER SYSTEM SET row_security = on; […]

How Pessimistic Locking works in PostgreSQL?

Pessimistic locking in PostgreSQL relies on explicit lock commands, allowing transactions to acquire locks on specific database objects. These locks prevent other transactions from accessing or modifying the locked objects until the system releases the […]

Unveiling InnoDB Optimization Techniques: Reducing Block Access for Enhanced Performance

Efficient Strategies: Reducing Block Access in InnoDB Optimization InnoDB optimization techniques focus on reducing block access to improve performance. Accessing data from memory (InnoDB Buffer Pool) works much faster than retrieving it from disk. When […]

How do context switches influence InnoDB performance?

Understanding the Impact of Context Switches on InnoDB Performance Context switches occur when the CPU shifts from executing one thread to another. While this is a natural part of a multitasking operating system, excessive context switching […]

Mastering MySQL Performance: Unveiling I/O Bottlenecks with the Power of Performance Schema

Unlocking MySQL Efficiency: A Comprehensive Guide to Troubleshooting I/O Performance Bottlenecks with Performance Schema Performance Schema is an extremely useful tool for diagnosing MySQL performance issues, particularly Input/Output (I/O) performance bottlenecks. Configuring and using the Performance […]

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