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This article gives explanations of some necessary terminologies in this user guide.

  • Nebula Exchange: Referred to as Exchange v1.x or Exchange in this user guide. It is a Spark application based on Apache Spark™ for batch or stream processing data migration. It supports converting data from different sources into vertex and edge data that can be recognized by Nebula Graph, and then concurrently importing data into Nebula Graph.
  • Apache Spark™: A fast and general computing engine designed for large-scale data processing. It is an open-source project of Apache Software Foundation.
  • Driver Program: Referred to as driver in this user guide. It is a program that runs the main function of an application and creates a new SparkContext instance.

Last update: April 8, 2021