[jira] [Created] (PARQUET-218) Macro based Scala APIs for Predicate and Projection push down

Mon, 16 Mar 2015 10:25:08 -0700 

Julien Le Dem created PARQUET-218:
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             Summary: Macro based Scala APIs for Predicate and Projection push 
down
                 Key: PARQUET-218
                 URL: https://issues.apache.org/jira/browse/PARQUET-218
             Project: Parquet
          Issue Type: Improvement
          Components: parquet-mr
            Reporter: Julien Le Dem


There has been some experiments with Scala macros to make Predicate and 
Projection APIs in Scala.
In particular by [~neville]:
https://github.com/nevillelyh/parquet-avro-extra/blob/master/parquet-avro-examples/src/main/scala/me/lyh/parquet/avro/examples/ExampleApp.scala
https://github.com/nevillelyh/parquet-avro-extra/commit/090f8d1d1d7d44489bb71e04465d4a12a46432c9#diff-89dca6adcdf105c6063661de43931c29R15

There have also been some discussion at Twitter.



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