asDeterministic (UserDefinedTableFunction)

UserDefinedTableFunction Uppdaterar till deterministisk.

Syntax

asDeterministic()

Retur

UserDefinedTableFunction

Exempel

from pyspark.sql.functions import udtf

@udtf(returnType="c1: int, c2: int")
class PlusOne:
    def eval(self, x: int):
        yield x, x + 1

PlusOne.asDeterministic()