org.apache.orc

Class Reader.Options

java.lang.Object

org.apache.orc.Reader.Options

Enclosing interface:

Reader

public static class Reader.Options
extends Object

Options for creating a RecordReader.

Constructor Summary

Constructors

Constructor and Description
Options()

Method Summary

Modifier and Type	Method and Description
Reader.Options	clone()
Reader.Options	dataReader(DataReader value)
String[]	getColumnNames()
DataReader	getDataReader()
boolean[]	getInclude()
long	getLength()
long	getMaxOffset()
long	getOffset()
TypeDescription	getSchema()
SearchArgument	getSearchArgument()
Boolean	getSkipCorruptRecords()
Boolean	getUseZeroCopy()
Reader.Options	include(boolean[] include) Set the list of columns to read.
Reader.Options	range(long offset, long length) Set the range of bytes to read
Reader.Options	schema(TypeDescription schema) Set the schema on read type description.
Reader.Options	searchArgument(SearchArgument sarg, String[] columnNames) Set search argument for predicate push down.
Reader.Options	skipCorruptRecords(boolean value) Set whether to skip corrupt records.
String	toString()
Reader.Options	useZeroCopy(boolean value) Set whether to use zero copy from HDFS.

Methods inherited from class java.lang.Object

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

Constructor Detail

Options

public Options()

Method Detail

include

public Reader.Options include(boolean[] include)

Set the list of columns to read.

Parameters:

include - a list of columns to read

Returns:

this

range

public Reader.Options range(long offset,
                            long length)

Set the range of bytes to read

Parameters:

offset - the starting byte offset

length - the number of bytes to read

Returns:

this

schema

public Reader.Options schema(TypeDescription schema)

Set the schema on read type description.

searchArgument

public Reader.Options searchArgument(SearchArgument sarg,
                                     String[] columnNames)

Set search argument for predicate push down.

Parameters:

sarg - the search argument

columnNames - the column names for

Returns:

this

useZeroCopy

public Reader.Options useZeroCopy(boolean value)

Set whether to use zero copy from HDFS.

Parameters:

value - the new zero copy flag

Returns:

this

dataReader

public Reader.Options dataReader(DataReader value)

skipCorruptRecords

public Reader.Options skipCorruptRecords(boolean value)

Set whether to skip corrupt records.

Parameters:

value - the new skip corrupt records flag

Returns:

this

getInclude

public boolean[] getInclude()

getOffset

public long getOffset()

getLength

public long getLength()

getSchema

public TypeDescription getSchema()

getSearchArgument

public SearchArgument getSearchArgument()

getColumnNames

public String[] getColumnNames()

getMaxOffset

public long getMaxOffset()

getUseZeroCopy

public Boolean getUseZeroCopy()

getSkipCorruptRecords

public Boolean getSkipCorruptRecords()

getDataReader

public DataReader getDataReader()

clone

public Reader.Options clone()

Overrides:

clone in class Object

toString

public String toString()

Overrides:

toString in class Object