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ruseel/parquet.clj

Created March 29, 2017 06:20
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parquet clojure without mr
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parquet.clj
;; writer
(ParquetWriter. path (ThriftWriteSupport. clazz))
;; reader
(ParquetReader. (Configuration.) path (ThriftReadSupport. clazz))
;; reader with filter
(ParquetReader. (doto (Configuration.)
(.set ThriftReadSupport/THRIFT_COLUMN_FILTER_KEY "eventId;eventName;actType;clientId;ifa;dt"))
path
(ThriftReadSupport. clazz))
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