ClickHouse/docs/en/operations/system-tables/functions.md
Ivan Blinkov 7170f3c534
[docs] split aggregate function and system table references (#11742)
* prefer relative links from root

* wip

* split aggregate function reference

* split system tables
2020-06-18 11:24:31 +03:00

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# system.functions {#system-functions}
Contains information about normal and aggregate functions.
Columns:
- `name`(`String`) The name of the function.
- `is_aggregate`(`UInt8`) — Whether the function is aggregate.