org.apache.drill.exec.store.parquet.columnreaders

Class BatchReader.VariableWidthReader

java.lang.Object

org.apache.drill.exec.store.parquet.columnreaders.BatchReader

org.apache.drill.exec.store.parquet.columnreaders.BatchReader.VariableWidthReader

Enclosing class:

BatchReader

public static class BatchReader.VariableWidthReader
extends BatchReader

Strategy for reading a record batch when at last one column is variable width.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.drill.exec.store.parquet.columnreaders.BatchReader

BatchReader.FixedWidthReader, BatchReader.MockBatchReader, BatchReader.VariableWidthReader

Field Summary

Fields inherited from class org.apache.drill.exec.store.parquet.columnreaders.BatchReader

readState

Constructor Summary

Constructors

Constructor and Description
VariableWidthReader(ReadState readState)

Method Summary

Modifier and Type	Method and Description
protected int	readRecords(ColumnReader<?> firstColumnStatus, long recordsToRead)

Methods inherited from class org.apache.drill.exec.store.parquet.columnreaders.BatchReader

readAllFixedFields, readAllFixedFieldsParallel, readAllFixedFieldsSerial, readBatch

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VariableWidthReader

public VariableWidthReader(ReadState readState)

Method Detail

readRecords

protected int readRecords(ColumnReader<?> firstColumnStatus,
                          long recordsToRead)
                   throws Exception

Specified by:

readRecords in class BatchReader

Throws:

Exception