# tPubSubInput

Connects to the Google Cloud PubSub service that transmits messages to the components that run transformations over these messages.

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

### In this section

* [tPubSubInput properties for Apache Spark Streaming](https://help.qlik.com/talend/en-US/components/7.3/google-pubsub/tpubsubinput-properties-for-apache-spark-streaming)