com.facebook.hive.orc

Class RawDatasizeConst

java.lang.Object

com.facebook.hive.orc.RawDatasizeConst

public final class RawDatasizeConst
extends Object

A class that defines the constant strings used by the raw datasize calculation. It's shared among RC file format and ORC file format

Field Summary

Fields

Modifier and Type	Field and Description
static short	BOOLEAN_SIZE
static short	BYTE_SIZE
static short	DOUBLE_SIZE
static short	FLOAT_SIZE
static short	INT_SIZE
static short	LONG_SIZE
static short	NULL_SIZE
static short	SHORT_SIZE
static short	TIMESTAMP_SIZE Raw data size is: the number of bytes needed to store the milliseconds since the epoch (8 since it's a long) + the number of bytes needed to store the nanos field (4 since it's an int)
static short	UNION_TAG_SIZE UNION raw data size is size of tag (1) + size of value

Constructor Summary

Constructors

Constructor and Description
RawDatasizeConst()

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

NULL_SIZE

public static final short NULL_SIZE

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Constant Field Values

BOOLEAN_SIZE

public static final short BOOLEAN_SIZE

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Constant Field Values

BYTE_SIZE

public static final short BYTE_SIZE

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Constant Field Values

SHORT_SIZE

public static final short SHORT_SIZE

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Constant Field Values

INT_SIZE

public static final short INT_SIZE

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Constant Field Values

LONG_SIZE

public static final short LONG_SIZE

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Constant Field Values

FLOAT_SIZE

public static final short FLOAT_SIZE

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Constant Field Values

DOUBLE_SIZE

public static final short DOUBLE_SIZE

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Constant Field Values

TIMESTAMP_SIZE

public static final short TIMESTAMP_SIZE

Raw data size is: the number of bytes needed to store the milliseconds since the epoch (8 since it's a long) + the number of bytes needed to store the nanos field (4 since it's an int)

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Constant Field Values

UNION_TAG_SIZE

public static final short UNION_TAG_SIZE

UNION raw data size is size of tag (1) + size of value

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Constant Field Values

Constructor Detail

RawDatasizeConst

public RawDatasizeConst()