# Cloud Dataproc - [Main page](https://cloud.google.com/dataproc) # Tech thinks to remember - Managed Spark and Hadoop service. - Good to migrate Spark or Hadoop to the cloud. - Spark is for large-scale batch processing and ML - also manages stream. - Hadoop is large-scale batch processing. - Both are used for ETL and ELT. - Very fast (90s) to create an ephemeral cluster. - Has workflow templates - Regional