How to Fix “MySQL Lost Connection” Errors
When running long or complex queries in MySQL, you may encounter the dreaded error: This problem is especially common when using mysqldump on large databases. Fortunately, the fix is often
Category: Databases
How to Optimize Redis on RunCloud Servers for Multiple WordPress Sites
When a single server hosts multiple WordPress installations under RunCloud, the efficiency of the object cache becomes a critical performance factor. Redis, when fine-tuned, can dramatically reduce MariaDB load and
How to Solve the mysqldump Error 2013: A Practical Guide for Database Administrators
In the world of database administration, few things are more frustrating than a failed dump right when everything seemed to be under control. That’s the case with the dreaded Error
Redis 8.2 introduces key improvements in performance, vector compression, and new stream commands
The popular in-memory database Redis has released the first release candidate (RC1) of its upcoming major update, Redis 8.2. This version brings a host of performance optimizations, memory savings, and
Understanding Multi-Tenant Database Architectures: Benefits, Challenges, and Use Cases
Multi-tenant architecture is the foundation of most modern SaaS platforms. One of the most critical decisions in a multi-tenant environment is how to structure the database to ensure security, scalability,
FerretDB: A Truly Open Source MongoDB Alternative Powered by PostgreSQL
FerretDB bridges the gap between MongoDB’s document-oriented development experience and the robustness, transparency, and licensing freedom of PostgreSQL. Designed for developers and organizations seeking open infrastructure without compromise. MongoDB revolutionized
HelixDB: The Native Graph-Vector Database Built in Rust for AI at Millisecond Speed
As AI applications demand faster response times, better semantic reasoning, and lower infrastructure complexity, a new database is emerging as a serious alternative to traditional vector and graph engines: HelixDB.
SQL INSERT INTO SELECT: Copy Data from One Table to Another
In SQL, there are situations where you need to copy data from one table to another, whether for creating backups, migrating information, or updating a table with new data. This
SQL JOIN Commands: Efficient Reporting and Data Analysis
When working with relational databases, data is often spread across multiple tables. To extract meaningful insights, you need to combine data from these tables effectively. This is where SQL JOIN
SQL NVL Function: How to Replace NULL Values?
When working with databases, it’s common to encounter NULL values, which represent the absence of data in a column. Handling NULL can complicate analysis, as these values cannot be easily
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