Github user sansanichfb commented on a diff in the pull request:
https://github.com/apache/incubator-hawq/pull/1326#discussion_r166175619
--- Diff:
pxf/pxf-hdfs/src/main/java/org/apache/hawq/pxf/plugins/hdfs/ParquetFileAccessor.java
---
@@ -0,0 +1,168 @@
+package org.apache.hawq.pxf.plugins.hdfs;
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.mapred.FileSplit;
+import org.apache.hawq.pxf.api.OneRow;
+import org.apache.hawq.pxf.api.ReadAccessor;
+import org.apache.hawq.pxf.api.utilities.InputData;
+import org.apache.hawq.pxf.api.utilities.Plugin;
+import org.apache.hawq.pxf.plugins.hdfs.utilities.HdfsUtilities;
+
+import org.apache.parquet.column.page.PageReadStore;
+import org.apache.parquet.example.data.Group;
+import org.apache.parquet.example.data.simple.convert.GroupRecordConverter;
+import org.apache.parquet.format.converter.ParquetMetadataConverter;
+import org.apache.parquet.hadoop.ParquetFileReader;
+import org.apache.parquet.io.ColumnIOFactory;
+import org.apache.parquet.io.MessageColumnIO;
+import org.apache.parquet.io.RecordReader;
+import org.apache.parquet.schema.MessageType;
+
+import java.io.IOException;
+import java.util.Iterator;
+
+/**
+ * Parquet file accessor.
--- End diff --
Added
---
