This morning, a user asked in the MySQL Community Slack if somebody had an idea why the error log was filled up continuously with a warning messages like this one: 2020-07-24T06:54:00.877128Z 46 [Warning] [MY-013360] [Server] Plugin sha256_password reported: ”sha256_password’ is…
In MySQL, it’s very common and recommended to you an auto_increment as Primary Key. However that integer can have different types each having their size limitation, and they can also be signed or not. Many people when creating a table…
To avoid infinite replication loops MySQL doesn’t allow you to have log_slave_updates and replicate-same-server-id. When using GTIDs that may lead to something not expected that you may not be aware of. In this scenario, we have 2 MySQL servers using…
As you may know, I’m using MySQL exclusively on GNU To be honest for me it’s almos 20 years that the year of Linux on the desktop happened. And I’m very happy with that. But this week-end, I got a…
Recently, PeterZ pointed a huge difference in memory usage of MySQL 8.0 compare to MySQL 5.7. This can be an issue for small instances if the same configuration for buffers like the buffer pool are not changed. As explained in…