ClickHouse/docs/en/system_tables/system.tables.md

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# system.tables
2017-04-03 19:49:50 +00:00
This table contains the String columns 'database', 'name', and 'engine'.
2018-02-08 19:59:24 +00:00
Also, the table has three virtual columns: metadata_modification_time of type DateTime, create_table_query and engine_full of type String.
2017-04-26 17:37:55 +00:00
Each table that the server knows about is entered in the 'system.tables' table.
This system table is used for implementing SHOW TABLES queries.