ColumnStore System Databases

When using ColumnStore, MariaDB Server creates a series of system databases used for operational purposes.

Database Description
calpontsys Database maintains table metadata about ColumnStore tables.
infinidb_querystats Database maintains information about query performance. For more information, see Query Analysis.
infinidb_vtable Database used in creation of temporary tables in query execution. Users executing ColumnStore queries must have CREATE TEMPORARY TABLE privilege on this database. For more information, see User Management.
columnstore_info Database for stored procedures used to retrieve information about ColumnStore usage. For more information, see the ColumnStore Information Schema tables.
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