Github user techaddict commented on the pull request:
https://github.com/apache/spark/pull/13347#issuecomment-222048243
@rxin Yupp thats what I was about to ask, for calls where we just need
`.zero` what do we do ?
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Github user SparkQA commented on the pull request:
https://github.com/apache/spark/pull/13347#issuecomment-222047757
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Github user rxin commented on the pull request:
https://github.com/apache/spark/pull/13347#issuecomment-222048050
Thanks for the pull request. But is the implementation corrct? I don't
think you can just pass literal 1 into the init function.
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GitHub user techaddict opened a pull request:
https://github.com/apache/spark/pull/13347
[SPARK-15598] Change Aggregator.zero to Aggregator.init
## What changes were proposed in this pull request?
org.apache.spark.sql.expressions.Aggregator currently requires defining the
zero v
