GREATEST

    Mathematical functions

    Syntax

    GREATEST( value_1, value_2, value_3 [ , ... ] )
    

    Description

    Returns the greatest value.

    See also LEAST.

    Depending on the specified data type, it returns:

    • The greatest number.
    • The last string in alphabetical order.
    • The latest date.
    • TRUE when selecting between TRUE and FALSE for Boolean type.

    Argument types:

    • value_1Boolean | Date | Datetime | Number | String
    • value_2Boolean | Date | Datetime | Number | String
    • value_3Boolean | Date | Datetime | Number | String

    Return type: Same type as (value_1, value_2, value_3)

    Note

    Arguments (value_1, value_2, value_3) must be of the same type.

    Examples

    GREATEST(3.4, 2.6) = 3.4
    
    GREATEST("3.4", "2.6") = "3.4"
    
    GREATEST(#2019-01-02#, #2019-01-17#) = #2019-01-17#
    
    GREATEST(#2019-01-02 04:03:02#, #2019-01-17 03:02:01#) = #2019-01-17 03:02:01#
    
    GREATEST(TRUE, FALSE) = TRUE
    
    GREATEST(34, 5, 7, 3, 99, 1, 2, 2, 56) = 99
    
    GREATEST(5.6, 1.2, 7.8, 3.4) = 7.8
    
    GREATEST(#2019-01-02#, #2019-01-17#, #2019-01-10#) = #2019-01-17#
    

    Data source support

    Materialized Dataset, ClickHouse 1.1, Microsoft SQL Server 2017 (14.0), MySQL 5.6, PostgreSQL 9.3