# tHMapInput

Runs a Talend Data Mapper map where input and output structures may differ, as a Spark batch execution, and sends the data for use by a downstream component.

tHMapInput transforms data from a single source, in a Spark environment, for use by a downstream component.

### In this section

* [tHMapInput properties for Apache Spark Batch](https://help.qlik.com/talend/en-US/components/7.2/data-mapping/thmapinput-properties-for-apache-spark-batch)