# tWindow

Applies a given Spark window on the incoming RDDs and sends the window-based RDDs to its following component.

tWindow enables the Spark Job you are designing to perform window operations. For further information about a Spark window, see the related documentation at [Window operations](http://spark.apache.org/docs/latest/streaming-programming-guide.html#window-operations).

For more technologies supported by Talend, see [Talend components](https://help.qlik.com/talend/r/en-US/7.3/components/processing).

### In this section

* [tWindow properties for Apache Spark Streaming](https://help.qlik.com/talend/en-US/components/7.3/processing/twindow-properties-for-apache-spark-streaming)