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    Datatype

    Function NameDescription
    IS_BIGINTReturns TRUE if the input expression is an big integer value.
    IS_DATEReturns TRUE if the input expression can be cast to a date.
    IS_INTReturns TRUE if the input expression is an integer value.
    IS_VARCHARReturns TRUE if the input expression is a varchar value.
    MAP_KEYSReturns all keys from a map expression.
    MAP_VALUESReturns all values from a map expression.
    SIZEReturns the number of entries in a map expression.
    TYPEOFReports the type (in string format) of the input expression.