Package org.apache.flink.table.runtime.operators.window.async.tvf.combines

Interface AsyncStateRecordsCombiner

All Known Implementing Classes:

AsyncStateAggCombiner

@Internal
public interface AsyncStateRecordsCombiner

The AsyncStateRecordsCombiner is used to combine buffered records into async state.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	AsyncStateRecordsCombiner.Factory	A factory that creates a AsyncStateRecordsCombiner.

Method Summary

Modifier and Type	Method	Description
org.apache.flink.api.common.state.v2.StateFuture<Void>	asyncCombine(Long window, Iterator<org.apache.flink.table.data.RowData> records)	Combines the buffered data into async state based on the given window.
void	close()	Release resources allocated by this combine function.

Method Details

asyncCombine

org.apache.flink.api.common.state.v2.StateFuture<Void> asyncCombine(Long window,
 Iterator<org.apache.flink.table.data.RowData> records)
                                                             throws Exception

Combines the buffered data into async state based on the given window.

Parameters:

window - the window that the buffered data belong to, the window object is reused.

records - the buffered data, the iterator and RowData objects are reused.

Throws:

Exception

close

void close()
    throws Exception

Release resources allocated by this combine function.

Throws:

Exception