Package org.apache.gravitino.dto.rel

Class ViewDTO

java.lang.Object

org.apache.gravitino.dto.rel.ViewDTO

All Implemented Interfaces:

Auditable, View

public class ViewDTO
extends Object
implements View

Represents a View DTO (Data Transfer Object).

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ViewDTO.Builder	Builder class for constructing ViewDTO instances.

Method Summary

Modifier and Type	Method	Description
AuditDTO	auditInfo()
static ViewDTO.Builder	builder()	Creates a new ViewDTO.Builder to build a ViewDTO.
Column[]	columns()	Returns the output schema of the view.
String	comment()	Returns the comment of the view, or null if no comment is set.
String	defaultCatalog()	Returns the default catalog used to resolve unqualified identifiers referenced by the view definition, or null if not set.
String	defaultSchema()	Returns the default schema used to resolve unqualified identifiers referenced by the view definition, or null if not set.
String	name()	Returns the name of the view.
Map<String,String>	properties()	Returns the properties of the view, or an empty map if no properties are set.
Representation[]	representations()	Returns the representations of the 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.gravitino.rel.View

sqlFor

Method Details

name

public String name()

Description copied from interface: View

Returns the name of the view.

Specified by:

name in interface View

Returns:

The view name.

comment

public String comment()

Description copied from interface: View

Returns the comment of the view, or null if no comment is set.

Specified by:

comment in interface View

Returns:

The view comment, or null.

columns

public Column[] columns()

Description copied from interface: View

Returns the output schema of the view. Implementations should return an empty array when the output schema is unknown; callers should not rely on a null return value.

Specified by:

columns in interface View

Returns:

The view output columns.

representations

public Representation[] representations()

Description copied from interface: View

Returns the representations of the view. A view carries at least one Representation, typically a SQLRepresentation for one or more dialects.

Specified by:

representations in interface View

Returns:

The view representations.

defaultCatalog

public String defaultCatalog()

Description copied from interface: View

Returns the default catalog used to resolve unqualified identifiers referenced by the view definition, or null if not set. The default catalog is shared across all representations.

Specified by:

defaultCatalog in interface View

Returns:

The default catalog, or null.

defaultSchema

public String defaultSchema()

Description copied from interface: View

Returns the default schema used to resolve unqualified identifiers referenced by the view definition, or null if not set. The default schema is shared across all representations.

Specified by:

defaultSchema in interface View

Returns:

The default schema, or null.

properties

public Map<String,String> properties()

Description copied from interface: View

Returns the properties of the view, or an empty map if no properties are set.

Specified by:

properties in interface View

Returns:

The view properties.

auditInfo

public AuditDTO auditInfo()

Specified by:

auditInfo in interface Auditable

Returns:

The audit information of the entity.

builder

public static ViewDTO.Builder builder()

Creates a new ViewDTO.Builder to build a ViewDTO.

Returns:

A new builder instance.