Uses of Class
parquet.column.values.ValuesReader

Packages that use ValuesReader

Package	Description
parquet.column
parquet.column.values.bitpacking
parquet.column.values.boundedint
parquet.column.values.delta
parquet.column.values.deltalengthbytearray
parquet.column.values.deltastrings
parquet.column.values.dictionary
parquet.column.values.plain
parquet.column.values.rle

Uses of ValuesReader in parquet.column

Methods in parquet.column that return ValuesReader

Modifier and Type	Method and Description
ValuesReader	Encoding.getDictionaryBasedValuesReader(ColumnDescriptor descriptor, ValuesType valuesType, Dictionary dictionary) To read decoded values that require a dictionary
ValuesReader	Encoding.getValuesReader(ColumnDescriptor descriptor, ValuesType valuesType) To read decoded values that don't require a dictionary

Uses of ValuesReader in parquet.column.values.bitpacking

Subclasses of ValuesReader in parquet.column.values.bitpacking

Modifier and Type	Class and Description
class	BitPackingValuesReader a column reader that packs the ints in the number of bits required based on the maximum size.
class	ByteBitPackingValuesReader

Uses of ValuesReader in parquet.column.values.boundedint

Subclasses of ValuesReader in parquet.column.values.boundedint

Modifier and Type	Class and Description
class	ZeroIntegerValuesReader ColumnReader which does not read any actual data, but rather simply produces an endless stream of constant values.

Methods in parquet.column.values.boundedint that return ValuesReader

Modifier and Type	Method and Description
static ValuesReader	BoundedIntValuesFactory.getBoundedReader(int bound)

Uses of ValuesReader in parquet.column.values.delta

Subclasses of ValuesReader in parquet.column.values.delta

Modifier and Type	Class and Description
class	DeltaBinaryPackingValuesReader Read values written by DeltaBinaryPackingValuesWriter

Uses of ValuesReader in parquet.column.values.deltalengthbytearray

Subclasses of ValuesReader in parquet.column.values.deltalengthbytearray

Modifier and Type	Class and Description
class	DeltaLengthByteArrayValuesReader Reads binary data written by DeltaLengthByteArrayValueWriter

Uses of ValuesReader in parquet.column.values.deltastrings

Subclasses of ValuesReader in parquet.column.values.deltastrings

Modifier and Type	Class and Description
class	DeltaByteArrayReader Reads binary data written by DeltaByteArrayWriter

Uses of ValuesReader in parquet.column.values.dictionary

Subclasses of ValuesReader in parquet.column.values.dictionary

Modifier and Type	Class and Description
class	DictionaryValuesReader Reads values that have been dictionary encoded

Uses of ValuesReader in parquet.column.values.plain

Subclasses of ValuesReader in parquet.column.values.plain

Modifier and Type	Class and Description
class	BinaryPlainValuesReader
class	BooleanPlainValuesReader encodes boolean for the plain encoding: one bit at a time (0 = false)
class	FixedLenByteArrayPlainValuesReader ValuesReader for FIXED_LEN_BYTE_ARRAY.
class	PlainValuesReader Plain encoding for float, double, int, long
static class	PlainValuesReader.DoublePlainValuesReader
static class	PlainValuesReader.FloatPlainValuesReader
static class	PlainValuesReader.IntegerPlainValuesReader
static class	PlainValuesReader.LongPlainValuesReader

Uses of ValuesReader in parquet.column.values.rle

Subclasses of ValuesReader in parquet.column.values.rle

Modifier and Type	Class and Description
class	RunLengthBitPackingHybridValuesReader This ValuesReader does all the reading in RunLengthBitPackingHybridValuesReader.initFromPage(int, byte[], int) and stores the values in an in memory buffer, which is less than ideal.