📄️ system.cluster
Contains information about cluster nodes.
📄️ system.columns
Contains information about columns of tables.
📄️ system.configs
Contains information about Databend server configs.
📄️ system.contributors
Contains information about contributors.
📄️ system.credits
Contains information about credits.
📄️ system.functions
Contains information about scalar, aggregate and user defined functions.
📄️ system.metrics
Contains information about metric events.
📄️ system.numbers
This table contains a single UInt64 column named number that contains almost all the natural numbers starting from zero.
📄️ system.query_log
A read-only in-memory table stores all the query logs;
📄️ system.settings
Contains information about session settings for current user.
📄️ system.tracing
Contains information about server log.