Mroonga blog


Mroonga 12.02 has been released!

Mroonga is a MySQL storage engine that supports fast fulltext search and geolocation search. It is CJK ready. It uses Groonga as a storage and fulltext search engine.

Mroonga 12.02 has been released!


The main changes are as follows.


  • Dropped support wrapper mode with MySQL 8.0 or later.

  • Added support for disabling a back trace by the server variable.

    We can disable a back trace by "SET GLOBAL mroonga_enable_back_trace = false;".

  • Added support for float32 weight vector.

    We can store weight as float32. We need to add WEIGHT_FLOAT32 flag when we define a column to use this feature.

  • CentOS, AlamLinux Added support for MariaDB 10.3.34, 10.4.24, 10.5.15, 10.6.7, and 10.7.3.

  • CentOS Added support for MariaDB 10.2.43.

  • CentOS, AlamLinux Added support for Percona Server 8.0.27-18.

  • Added support for MISSING_* and INVALID_* flags

    Please refer to about details of these flags.


Let's search by Mroonga!