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{"id":1772,"date":"2021-09-15T06:00:00","date_gmt":"2021-09-15T11:00:00","guid":{"rendered":"https:\/\/www.bigdatainrealworld.com\/?p=1772"},"modified":"2023-02-19T07:31:05","modified_gmt":"2023-02-19T13:31:05","slug":"what-are-accumulators-in-spark-when-and-when-not-to-use-them","status":"publish","type":"post","link":"https:\/\/www.bigdatainrealworld.com\/what-are-accumulators-in-spark-when-and-when-not-to-use-them\/","title":{"rendered":"What are accumulators in Spark, when and when not to use them?"},"content":{"rendered":"Accumulators are like global variables in Spark application. In the real world, accumulators are used as counters and keep to keep track of something at an application level. Accumulators serve a very similar purpose as counters in MapReduce.<\/span>
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