org.apache.iceberg.view

Class BaseView

java.lang.Object

org.apache.iceberg.view.BaseView

All Implemented Interfaces:

java.io.Serializable, View

public class BaseView
extends java.lang.Object
implements View, java.io.Serializable

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
BaseView(ViewOperations ops, java.lang.String name)

Method Summary

Modifier and Type	Method and Description
ViewVersion	currentVersion() Get the current version for this view, or null if there are no versions.
java.util.List<ViewHistoryEntry>	history() Get the version history of this table.
java.lang.String	location() Return the view's base location.
java.lang.String	name()
ViewOperations	operations()
java.util.Map<java.lang.String,java.lang.String>	properties() Return a map of string properties for this view.
ReplaceViewVersion	replaceVersion() Create a new ReplaceViewVersion to replace the view's current version.
Schema	schema() Return the schema for this view.
java.util.Map<java.lang.Integer,Schema>	schemas() Return a map of schema for this view.
SQLViewRepresentation	sqlFor(java.lang.String dialect) This implementation of sqlFor will resolve what is considered the "closest" dialect.
UpdateLocation	updateLocation() Create a new UpdateLocation to set the view's location.
UpdateViewProperties	updateProperties() Create a new UpdateViewProperties to update view properties.
java.util.UUID	uuid() Returns the view's UUID
ViewVersion	version(int versionId) Get a version in this view by ID.
java.lang.Iterable<ViewVersion>	versions() Get the versions of this view.

Methods inherited from class java.lang.Object

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

Constructor Detail

BaseView

public BaseView(ViewOperations ops,
                java.lang.String name)

Method Detail

name

public java.lang.String name()

Specified by:

name in interface View

operations

public ViewOperations operations()

schema

public Schema schema()

Description copied from interface: View

Return the schema for this view.

Specified by:

schema in interface View

Returns:

this table's schema

schemas

public java.util.Map<java.lang.Integer,Schema> schemas()

Description copied from interface: View

Return a map of schema for this view.

Specified by:

schemas in interface View

Returns:

this table's schema map

currentVersion

public ViewVersion currentVersion()

Description copied from interface: View

Get the current version for this view, or null if there are no versions.

Specified by:

currentVersion in interface View

Returns:

the current view version.

versions

public java.lang.Iterable<ViewVersion> versions()

Description copied from interface: View

Get the versions of this view.

Specified by:

versions in interface View

Returns:

an Iterable of versions of this view.

version

public ViewVersion version(int versionId)

Description copied from interface: View

Get a version in this view by ID.

Specified by:

version in interface View

Parameters:

versionId - version ID

Returns:

a version, or null if the ID cannot be found

history

public java.util.List<ViewHistoryEntry> history()

Description copied from interface: View

Get the version history of this table.

Specified by:

history in interface View

Returns:

a list of ViewHistoryEntry

properties

public java.util.Map<java.lang.String,java.lang.String> properties()

Description copied from interface: View

Return a map of string properties for this view.

Specified by:

properties in interface View

Returns:

this view's properties map

location

public java.lang.String location()

Description copied from interface: View

Return the view's base location.

Specified by:

location in interface View

Returns:

this view's location

updateProperties

public UpdateViewProperties updateProperties()

Description copied from interface: View

Create a new UpdateViewProperties to update view properties.

Specified by:

updateProperties in interface View

Returns:

a new UpdateViewProperties

replaceVersion

public ReplaceViewVersion replaceVersion()

Description copied from interface: View

Create a new ReplaceViewVersion to replace the view's current version.

Specified by:

replaceVersion in interface View

Returns:

a new ReplaceViewVersion

updateLocation

public UpdateLocation updateLocation()

Description copied from interface: View

Create a new UpdateLocation to set the view's location.

Specified by:

updateLocation in interface View

Returns:

a new UpdateLocation

uuid

public java.util.UUID uuid()

Description copied from interface: View

Returns the view's UUID

Specified by:

uuid in interface View

Returns:

the view's UUID

sqlFor

public SQLViewRepresentation sqlFor(java.lang.String dialect)

This implementation of sqlFor will resolve what is considered the "closest" dialect. If an exact match is found, then that is returned. Otherwise, the first representation would be returned. If no SQL representation is found, null is returned.

Specified by:

sqlFor in interface View

Returns:

the view representation for the given SQL dialect, or null if no representation could be resolved