Thanks to mykidong for his parquet scheme (https://github.com/mykidong/jcascalog-parquet-example) This scheme is for cascalog, it allows the use of Maps for input and output.
Pass an avro schema that only includes the wanted fields when creating the tap.
https://github.com/damballa/abracad
lein midje
Copyright © 2014 Datasio
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