ClickHouse/docs/en/system_tables/system.numbers.md
2018-04-23 09:20:21 +03:00

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system.numbers

This table contains a single UInt64 column named 'number' that contains almost all the natural numbers starting from zero. You can use this table for tests, or if you need to do a brute force search. Reads from this table are not parallelized.