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ql/src/java/org/apache/hadoop/hive/ql/io/parquet/vector/ParquetDataColumnReaderFactory.java Lines 92 (patched) <https://reviews.apache.org/r/65478/#comment276629> For the types that doesn't support any type conversion, we can simply return the realReader, instead of a wrapper but without do anything around it. - Jerry Chen On Feb. 2, 2018, 8:46 a.m., cheng xu wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/65478/ > ----------------------------------------------------------- > > (Updated Feb. 2, 2018, 8:46 a.m.) > > > Review request for hive. > > > Repository: hive-git > > > Description > ------- > > VectorizedParquetReader throws an exception when trying to reading from a > parquet table on which new columns are added. > > > Diffs > ----- > > > ql/src/java/org/apache/hadoop/hive/ql/io/parquet/vector/BaseVectorizedColumnReader.java > 907a9b8 > > ql/src/java/org/apache/hadoop/hive/ql/io/parquet/vector/DefaultParquetDataColumnReader.java > PRE-CREATION > > ql/src/java/org/apache/hadoop/hive/ql/io/parquet/vector/ParquetDataColumnReaderFactory.java > PRE-CREATION > > ql/src/java/org/apache/hadoop/hive/ql/io/parquet/vector/VectorizedDummyColumnReader.java > PRE-CREATION > > ql/src/java/org/apache/hadoop/hive/ql/io/parquet/vector/VectorizedParquetRecordReader.java > 08ac57b > > ql/src/test/org/apache/hadoop/hive/ql/io/parquet/TestVectorizedColumnReader.java > 9e414dc > > ql/src/test/org/apache/hadoop/hive/ql/io/parquet/TestVectorizedDictionaryEncodingColumnReader.java > 3e5d831 > > ql/src/test/org/apache/hadoop/hive/ql/io/parquet/VectorizedColumnReaderTestBase.java > 5d3ebd6 > ql/src/test/queries/clientpositive/schema_evol_par_vec_table.q PRE-CREATION > ql/src/test/results/clientpositive/schema_evol_par_vec_table.q.out > PRE-CREATION > > > Diff: https://reviews.apache.org/r/65478/diff/1/ > > > Testing > ------- > > Newly added UT passed and qtest passed locally. > > > Thanks, > > cheng xu > >
