接口的使用
org.apache.flink.table.api.dataview.DataView

使用DataView的程序包

程序包	说明
org.apache.flink.table.api.dataview

org.apache.flink.table.api.dataview中DataView的使用

实现DataView的org.apache.flink.table.api.dataview中的类

限定符和类型	类和说明
class	ListView<T> A DataView that provides List-like functionality in the accumulator of an AggregateFunction or TableAggregateFunction when large amounts of data are expected.
class	MapView<K,V> A DataView that provides Map-like functionality in the accumulator of an AggregateFunction or TableAggregateFunction when large amounts of data are expected.