Package com.illumon.iris.binarystore

Class BinaryStoreV2HeaderInfo.ColumnInfo

java.lang.Object

com.illumon.iris.binarystore.BinaryStoreV2HeaderInfo.ColumnInfo

Enclosing class:

BinaryStoreV2HeaderInfo

public static final class BinaryStoreV2HeaderInfo.ColumnInfo
extends Object

Per-column information extracted from a binary store header.

Field Summary

Fields

Modifier and Type	Field	Description
final Object	constantValue	The column's constant value, which may be null.
final Object	metadata	The binary store column type metadata.
final String	name	The binary store column name.
static final int	NULL_PRESENCE_BITMAP_INDEX	Marker/null presence bitmap index that indicates a constant column.
final int	presenceBitmapIndex	The column's index in present bitmaps.
final SupportedType	supportedType	The binary store column supported type.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
int	hashCode()
final boolean	isConstant()	Check if this column is constant.

Methods inherited from class java.lang.Object

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

Field Details

NULL_PRESENCE_BITMAP_INDEX

public static final int NULL_PRESENCE_BITMAP_INDEX

Marker/null presence bitmap index that indicates a constant column.

See Also:

• Constant Field Values

name

public final String name

The binary store column name.

supportedType

public final SupportedType supportedType

The binary store column supported type.

metadata

public final Object metadata

The binary store column type metadata.

presenceBitmapIndex

public final int presenceBitmapIndex

The column's index in present bitmaps. Invalid for constant columns (see isConstant())

constantValue

public final Object constantValue

The column's constant value, which may be null. Invalid for variable columns (see isConstant()).

Method Details

isConstant

public final boolean isConstant()

Check if this column is constant.

Returns:

Whether this column is constant

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object