diff --git a/docs/user/dql/functions.rst b/docs/user/dql/functions.rst index 54820a298b9..c8a61e417d3 100644 --- a/docs/user/dql/functions.rst +++ b/docs/user/dql/functions.rst @@ -15,8 +15,6 @@ There is support for a wide variety of functions shared by SQL/PPL. We are inten Most of the specifications can be self explained just as a regular function with data type as argument. The only notation that needs elaboration is generic type ``T`` which binds to an actual type and can be used as return type. For example, ``ABS(NUMBER T) -> T`` means function ``ABS`` accepts an numerical argument of type ``T`` which could be any sub-type of ``NUMBER`` type and returns the actual type of ``T`` as return type. The actual type binds to generic type at runtime dynamically. -The bucket functions ``date_histogram`` and ``histogram`` are not listed here because they are only valid as a grouping key, please see also: `Aggregations `_ - Type Conversion ===============