pyspark.sql.UDFRegistration��
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class
pyspark.sql.UDFRegistration(sparkSession: SparkSession)[source]�� Wrapper for user-defined function registration. This instance can be accessed by
spark.udforsqlContext.udf.New in version 1.3.1.
Methods
register(name,��f[,��returnType])Register a Python function (including lambda function) or a user-defined function as a SQL function.
registerJavaFunction(name,��javaClassName[,�����])Register a Java user-defined function as a SQL function.
registerJavaUDAF(name,��javaClassName)Register a Java user-defined aggregate function as a SQL function.