https://mariadb.org/information_schema-tables-for-galera/
MariaDB 10.1.2 : INFORMATION_SCHEMA tables for Galera membership & status - MariaDB.org
Dec 24, 2014 - MariaDB Galera server logs all the cluster related information like node status, cluster status, membership, etc. in the error log. MariaDB 10.1.2 introduces a...
10 1 2information schema tables
https://www.percona.com/blog/tokudb-gotchas-slow-information_schema-tables/
TokuDB Gotchas: Slow INFORMATION_SCHEMA TABLES | Percona
Apr 28, 2026 - Vadim Tkachenko shares a workaround for slow INFORMATION_SCHEMA TABLES when using Percona Server with TokuDB in Percona Cloud Tools.
information schema tablestokudbgotchasslowpercona