(Image credit: Pixabay).
In my earlier post, I showed how MySQL, since version 8.0.14, has support for LATERAL derived tables. With LATERAL, a JOIN can have a second table – a subquery-based derived table – be defined based on values from columns of the first table, and thus be re-calculated for each row of the first table.…
After upgrading the server many users start it with an unchanged config file only to find some deprecated options that they were using are no longer supported by the later server version, which causes the upgraded server to shutdown. In other cases modifying the server configuration file results in the server refusing to start when an invalid name is mistakenly entered in the configuration file.…
Many products use OpenSSL, but for the most part, without choosing to incorporate the OpenSSL FIPS (US Federal Information Processing Standards) module. However it may be that running OpenSSL and using FIPs mode is something you should seriously consider and implement.…
This is a 3 part blog series:
Have you ever encountered situations where you want to grant a user access to all databases except a few databases ? …
This is a 3 part blog series:
To modify users, you must have the CREATE USER privilege or the UPDATE privilege on the mysql schema.…
This is a 3 part blog series:
You can now grant CREATE USER so that your web apps would be able to use multiple accounts without you risking the end user hijacking the database by changing your root credentials for example. …
As of 8.0.16, the mysql_upgrade binary is deprecated, but its functionality is moved into the server. Let’s call this functionality the “server upgrade”. This is added alongside the Data Dictionary upgrade (DD Upgrade), which is a process to update the data dictionary table definitions.…
The MySQL Development team is proud to announce a new version of the MySQL Shell which includes the following features:
The MySQL Development Team is very happy to announce a new 8.0 GA Maintenance Release of InnoDB Cluster – 8.0.16!
In addition to important bug fixes, 8.0.16 brings very useful new features!
This blog post will cover MySQL Shell and the AdminAPI, for detailed information of what’s new in MySQL Router stay tuned for an upcoming blog post!…
MySQL 8.0.16 introduces the SQL CHECK constraint feature. This is one of the most requested and long awaited features for MySQL. This post describes the details of the feature. Let’s get started!
The CHECK constraint is a type of integrity constraint in SQL.…