Torsten Landsiedel said:

I would like to know if regexp_replace would be available in Playground
Fixing the native search is my use:
https://wordpress.org/plugins/ignore-block-name-in-search/
But Regex_Replace is only available since MySQL 8.0.4+ and MariaDB 10.0.5+ and my check prevents the activation in Playground.

Let's support regex_replace.

Technically, that could be another custom function registered here: