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See the instructions for either a distribution-specific or generic Apache Hadoop cluster for more information.

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For information on how to start and manage your CDAP Sandbox, see Getting Started Developing and CDAP Sandbox.

Features:

  • Designed to run in a sandbox environment, for development and testing

  • Uses LevelDB/Local File System as the storage technology

  • Uses Java Threads as the processing abstraction (via Apache™ Twill®)

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For information and examples on using this mode, see Testing a CDAP Application.

Features:

  • Purpose-built for writing unit tests and CI pipelines

  • Mimics storage technologies as in-memory data structures, for example, Java NavigableMap

  • Uses Java Threads as the processing abstraction (via Apache™ Twill®)

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This diagram illustrates the components that comprise Distributed CDAP and shows some of their interactions, with CDAP system components in orange and non-CDAP system components in yellow and grey:

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