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MySQL 8 Multiple Data Caches, How to use them?

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

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

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

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 […]

Kafka Education Series: Kafka Internals

Kafka Education Series: Kafka Internals Kafka is a distributed streaming platform that allows you to collect, store, and process large streams of data in real-time. It is designed to handle high throughput, low latency, and […]

What is a parse call in MySQL?

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 […]

Step-by-step PostgreSQL 15 multi-master Replication for High Availability

Step-by-step PostgreSQL 15 multi-master Replication for High Availability Here is a general step-by-step guide for setting up multi-master replication in PostgreSQL 15 for high availability: Step 1: Prepare the master nodes: Make sure that the […]

How Least Recently Used (LRU) list is managed in PostgreSQL?

How Least Recently Used (LRU) list is managed in PostgreSQL? In PostgreSQL, the least recently used (LRU) list is a mechanism used to manage the buffer cache. The buffer cache is a memory area used […]

How PostgreSQL Vacuum works?

How does PostgreSQL Vacuum work? In PostgreSQL, the vacuum process is responsible for reclaiming space from deleted or updated rows in tables. The vacuum process works by scanning the table and removing any rows that […]

How to optimize indexes in MySQL

Optimizing Indexes in MySQL Indexes in MySQL are used to improve the performance of SELECT, UPDATE, and DELETE statements by reducing the amount of data that needs to be scanned. Properly optimizing indexes can help […]

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