Is Avro Efficient for deepCopy
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#9 Is Avro Efficient for deepCopy
In the reducer, we often need to make copies of objects since the iterator over values reuses the same instances.
The Builder API in avro has some inefficiencies see:
https://issues.apache.org/jira/browse/AVRO-985
https://issues.apache.org/jira/browse/AVRO-989
we should check whether this affects us and whether we can do anything to improve performance.
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