MySQL Bugs
- #121117: SIGSEGV in rec_convert_dtuple_to_rec_comp during ALTER TABLE ... COALESCE PARTITION on a partitioned InnoDB
- #121116: index scan on a subpartitioned table silently omits rows when a secondary index contains a VIRTUAL generated column
- #121115: Online rebuild can corrupt REDUNDANT CHAR records after utf8mb3-to-utf8mb4 conversion
- #121114: Audit plugin invoked once per sub-statement for stored routines via prepared statements
- #121113: `JSON_QUOTE()` metadata overflow truncates valid output
planet.mysql.com
- More Control, More Visibility: Deferred Maintenance & Events in MySQL HeatWave
- Curated MySQL Data Sets for Realistic Testing
- Curated MySQL Data Sets for Realistic Testing
- More to Explore: What’s New on Planet MySQL
- COSCUP 2026: Planning your upgrade to MySQL 9.7
- COSCUP 2026: Planning your upgrade to MySQL 9.7
- MySQL and MariaDB High Availability vs. Disaster Recovery: What’s the Difference (and Why It Matters)
- Recovery Optimization for Large MySQL Transactions
- MySQL Development as it Happens – Innovating Together
- Where can you find MySQL from August through October 2026?
Percona Blog
lefred's blog:MySQL Evangelist
J-F Gagné's MySQL Blog
- MySQL 8.0.17 GTID Crash Safety Improvement
- Understanding MySQL Replication "fatal error 1236": "Replica has more GTIDs than the source has, using the source's SERVER_UUID"
- MySQL Best Practice : not using date / time types, nor ENUM
- Do not uselessly grant CREATE and ALTER TABLE
- Inserting in Two Tables in a Single Round-Trip with JSON Duality Views in MySQL 9.7