Package org.apache.calcite.adapter.enumerable

Enum WinAggImplementor.SeekType

java.lang.Object

java.lang.Enum<WinAggImplementor.SeekType>

org.apache.calcite.adapter.enumerable.WinAggImplementor.SeekType

All Implemented Interfaces:

Serializable, Comparable<WinAggImplementor.SeekType>, Constable

Enclosing interface:

WinAggImplementor

public static enum WinAggImplementor.SeekType
extends Enum<WinAggImplementor.SeekType>

Allows to access rows in window partition relative to first/last and current row.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
AGG_INDEX	The index of row that is aggregated.
END	End of window.
SET	Row position in the frame.
START	Start of window.

Method Summary

Modifier and Type	Method	Description
static WinAggImplementor.SeekType	valueOf(String name)	Returns the enum constant of this type with the specified name.
static WinAggImplementor.SeekType[]	values()	Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

START

public static final WinAggImplementor.SeekType START

Start of window.

See Also:

• WinAggFrameContext.startIndex()

SET

public static final WinAggImplementor.SeekType SET

Row position in the frame.

See Also:

• WinAggFrameContext.index()

AGG_INDEX

public static final WinAggImplementor.SeekType AGG_INDEX

The index of row that is aggregated. Valid only in WinAggAddContext.

See Also:

• WinAggAddContext.currentPosition()

END

public static final WinAggImplementor.SeekType END

End of window.

See Also:

• WinAggFrameContext.endIndex()

Method Details

values

public static WinAggImplementor.SeekType[] values()

Returns an array containing the constants of this enum type, in the order they are declared.

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static WinAggImplementor.SeekType valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null