NamespaceAggsHandleFunction (Flink : Table : Runtime 2.0.0 API)

All Superinterfaces:

org.apache.flink.api.common.functions.Function, NamespaceAggsHandleFunctionBase<N>, Serializable
```
public interface NamespaceAggsHandleFunction<N>
extends NamespaceAggsHandleFunctionBase<N>
```
The base class for handling aggregate functions with namespace.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`org.apache.flink.table.data.RowData`	`getValue(N namespace)`	Gets the result of the aggregation from the current accumulators and namespace properties (like window start).

Methods inherited from interface org.apache.flink.table.runtime.generated.NamespaceAggsHandleFunctionBase
accumulate, cleanup, close, createAccumulators, getAccumulators, merge, open, retract, setAccumulators

- Method Detail
  - getValue
```
org.apache.flink.table.data.RowData getValue(N namespace)
                                      throws Exception
```
    Gets the result of the aggregation from the current accumulators and namespace properties (like window start).
    
    Parameters:
    
    namespace - the namespace properties which should be calculated, such window start
    
    Returns:
    
    the final result (saved in a row) of the current accumulators.
    
    Throws:
    
    Exception