Package org.apache.iceberg.view

Class BaseMetastoreViews

java.lang.Object

org.apache.iceberg.view.BaseMetastoreViews

All Implemented Interfaces:

Views

Direct Known Subclasses:

NessieViewCatalog

public abstract class BaseMetastoreViews
extends Object
implements Views

Constructor Summary

Constructors

Constructor	Description
BaseMetastoreViews(org.apache.hadoop.conf.Configuration conf)

Method Summary

Modifier and Type	Method	Description
void	create(String viewIdentifier, ViewDefinition definition, Map<String,String> properties)	Create a view without replacing any existing view.
protected String	defaultWarehouseLocation(org.apache.iceberg.catalog.TableIdentifier viewIdentifier)
void	drop(String viewIdentifier)	Drops a view.
View	load(String viewIdentifier)	Loads a view by name.
ViewDefinition	loadDefinition(String viewIdentifier)	Loads a view by name.
protected abstract BaseMetastoreViewOperations	newViewOps(org.apache.iceberg.catalog.TableIdentifier viewName)
void	replace(String viewIdentifier, ViewDefinition definition, Map<String,String> properties)	Replaces a view.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.iceberg.view.Views

rename

Constructor Detail

BaseMetastoreViews

public BaseMetastoreViews(org.apache.hadoop.conf.Configuration conf)

Method Detail

newViewOps

protected abstract BaseMetastoreViewOperations newViewOps(org.apache.iceberg.catalog.TableIdentifier viewName)

defaultWarehouseLocation

protected String defaultWarehouseLocation(org.apache.iceberg.catalog.TableIdentifier viewIdentifier)

create

public void create(String viewIdentifier,
                   ViewDefinition definition,
                   Map<String,String> properties)

Description copied from interface: Views

Create a view without replacing any existing view.

Specified by:

create in interface Views

Parameters:

viewIdentifier - view name or location

definition - SQL metadata of the view

properties - Version property genie-id of the operation, as well as table properties such as owner, table type, common view flag etc.

replace

public void replace(String viewIdentifier,
                    ViewDefinition definition,
                    Map<String,String> properties)

Description copied from interface: Views

Replaces a view.

Specified by:

replace in interface Views

Parameters:

viewIdentifier - view name or location

definition - SQL metadata of the view

properties - Version property genie-id of the operation, as well as table properties such as owner, table type, common view flag etc.

drop

public void drop(String viewIdentifier)

Description copied from interface: Views

Drops a view.

Specified by:

drop in interface Views

Parameters:

viewIdentifier - view name or location

load

public View load(String viewIdentifier)

Description copied from interface: Views

Loads a view by name.

Specified by:

load in interface Views

Parameters:

viewIdentifier - view name or location

Returns:

All the metadata of the view

loadDefinition

public ViewDefinition loadDefinition(String viewIdentifier)

Description copied from interface: Views

Loads a view by name.

Specified by:

loadDefinition in interface Views

Parameters:

viewIdentifier - view name or location

Returns:

SQL metadata of the view