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MySQL 8.0

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Aikesheng Open Source Community
Aikesheng Open Source Community
May 12, 2025 · Databases

Understanding MySQL Error MY-013129 and How to Handle It

This article explains the MySQL MY-013129 error, its lack of a fixed message, the code paths that generate it in MySQL 8.0, why it is logged as an ERROR, and practical recommendations for filtering or handling the log entries.

DatabaseError HandlingMY-013129
0 likes · 7 min read
Understanding MySQL Error MY-013129 and How to Handle It
Tencent Database Technology
Tencent Database Technology
Jan 19, 2023 · Databases

Atomic DDL Implementation in MySQL 8.0: Metadata Management and DDL Log Mechanisms

This article provides a comprehensive technical analysis of MySQL 8.0's atomic DDL implementation, detailing the transition from fragmented FRM-based metadata to a unified InnoDB Data Dictionary, and explaining how the DDL Log mechanism ensures crash-safe physical file operations during schema modifications.

Atomic DDLDDL LogData Dictionary
0 likes · 17 min read
Atomic DDL Implementation in MySQL 8.0: Metadata Management and DDL Log Mechanisms
Aikesheng Open Source Community
Aikesheng Open Source Community
Dec 16, 2021 · Databases

MySQL 8.0 New Password Policies: Dual‑Password Strategy and Random Password Generation

This article explains MySQL 8.0's dual‑password mechanism for smooth password rotation and its built‑in random password generation feature, providing step‑by‑step commands, usage scenarios, and important cautions for database administrators.

Dual PasswordMySQLMySQL 8.0
0 likes · 8 min read
MySQL 8.0 New Password Policies: Dual‑Password Strategy and Random Password Generation
Aikesheng Open Source Community
Aikesheng Open Source Community
Apr 1, 2021 · Databases

Understanding MySQL 8.0 validate_password Component and Its Impact on Password Policy

The article explains why some MySQL 8.0.18 production environments enforce a password policy despite lacking the validate_password plugin, by examining configuration files, server parameters, and the role of the validate_password component introduced in MySQL 8.0.

ComponentsDatabaseMySQL
0 likes · 3 min read
Understanding MySQL 8.0 validate_password Component and Its Impact on Password Policy
Aikesheng Open Source Community
Aikesheng Open Source Community
Sep 3, 2020 · Databases

Is It Time to Upgrade to MySQL 8.0? – Highlights from the First Episode of “MySQL Chōng Chōng Chōng”

The first episode of the “MySQL Chōng Chōng Chōng” livestream discusses why now is an excellent time to upgrade to MySQL 8.0, covering fast add‑column, Atomic DDL, Hash Join, Group Replication, authentication changes, and includes thanks to sponsors and a preview of the next show.

Atomic DDLDatabase upgradeFast Add Column
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Is It Time to Upgrade to MySQL 8.0? – Highlights from the First Episode of “MySQL Chōng Chōng Chōng”