Package org.apache.druid.query.operator.window

Interface WindowFrame

All Known Implementing Classes:

WindowFrame.Groups, WindowFrame.OffsetFrame, WindowFrame.Rows

@SubclassesMustOverrideEqualsAndHashCode
public interface WindowFrame

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	WindowFrame.Groups
static class	WindowFrame.OffsetFrame
static class	WindowFrame.Rows

Method Summary

Modifier and Type	Method	Description
static WindowFrame	forOrderBy(String... orderByColumns)
static WindowFrame.Groups	groups(Integer lowerOffset, Integer upperOffset, List<String> orderByColumns)
static WindowFrame.Rows	rows(Integer lowerOffset, Integer upperOffset)
static WindowFrame	unbounded()
default <T extends WindowFrame> T	unwrap(Class<T> clazz)

Method Details

unbounded

static WindowFrame unbounded()

rows

static WindowFrame.Rows rows(Integer lowerOffset,
 Integer upperOffset)

groups

static WindowFrame.Groups groups(Integer lowerOffset,
 Integer upperOffset,
 List<String> orderByColumns)

forOrderBy

static WindowFrame forOrderBy(String... orderByColumns)

unwrap

@Nullable
default <T extends WindowFrame> T unwrap(Class<T> clazz)