程序包 org.apache.flink.table.functions.hive

接口概要

接口	说明
HiveFunction	Interface for Hive simple udf, generic udf, and generic udtf.

类概要

类	说明
DeferredObjectAdapter	Adapter from Java Object to Hive DeferredObject.
HiveFunctionWrapper<UDFType>	A wrapper of Hive functions that instantiate function instances and ser/de functino instance cross process boundary.
HiveGenericUDAF	An AggregateFunction implementation that calls Hive's UDAF or GenericUDAFEvaluator.
HiveGenericUDF	A ScalarFunction implementation that calls Hive's GenericUDF.
HiveGenericUDTF	A TableFunction implementation that calls Hive's GenericUDTF.
HiveScalarFunction<UDFType>	Abstract class to provide more information for Hive UDF and GenericUDF functions.
HiveSimpleUDF	A ScalarFunction implementation that calls Hive's UDF.

异常错误概要

异常错误	说明
FlinkHiveUDFException	Hive UDF related exceptions in Flink.