I have been playing FiveM for 5 years, and now I build and operate a server with 100 concurrent players. In this article, I will write about an issue where multiple resources attempted to create the ...

In my server's scripts, when I compared DB values using == 1, the conditions stopped working. The cause was that the ...

MySQL Workbench export failed? Learn how to fix common export errors, troubleshoot permissions and version issues, and ...

Researchers identified what they believe is the first documented case of a ransomware operation, JadePuffer, conducted entirely by a large language model (LLM) agent. According to cloud security ...

When designing an application, choosing the right SQL database engine can have a major impact on performance. PostgreSQL typically excels in dealing with complex analytical queries, and MySQL can also ...

The choice of a database can significantly influence the performance, functionality, and scalability of your application. In another guide, we explored the differences between SQL and NoSQL databases.

PostgreSQL is an open-source, object-relational database management system (RDBMS) that uses SQL for data management and supports advanced features like complex data types and scalability. PostgreSQL ...

Package a Jakarta EE 11 web application and Open Liberty runtime into one runnable JAR with Maven and the Liberty Maven Plugin. Use Java 15 String APIs to measure text, remove surrounding whitespace, ...

We often encounter data as relational databases. We would generally need to write raw SQL queries, pass them to the database engine and parse the returned results as a normal array of records to work ...

MySQL Shellは、第226回 MySQL Shellを使ってdumpしてみるや、第216回 MySQL ShellでJavaScriptを使ってMySQLを操作してみよう[その1] でも紹介したように、高機能な関数を使用してさまざまな事ができる ...

この場合はBETWEENを使用すると、簡単に取得することができます。 mysql> SELECT COUNT(*) FROM example_table WHERE created_at BETWEEN '2024-01-01 00:00:00' AND '2024-12-31 23:59:59'; この時にEXPLAINを取ってみると、以下のようにインデックスが使用されていることがわかります。