org.apache.flink.table.operations.ddl

Class AlterCatalogFunctionOperation

java.lang.Object

org.apache.flink.table.operations.ddl.AlterCatalogFunctionOperation

All Implemented Interfaces:

AlterOperation, ExecutableOperation, Operation

@Internal
public class AlterCatalogFunctionOperation
extends Object
implements AlterOperation

Operation to describe a ALTER FUNCTION statement for catalog functions.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.table.operations.ExecutableOperation

ExecutableOperation.Context

Constructor Summary

Constructors

Constructor and Description
AlterCatalogFunctionOperation(ObjectIdentifier functionIdentifier, CatalogFunction catalogFunction, boolean ifExists, boolean isTemporary)

Method Summary

Modifier and Type	Method and Description
String	asSummaryString() Returns a string that summarizes this operation for printing to a console.
TableResultInternal	execute(ExecutableOperation.Context ctx) Executes the given operation and return the execution result.
CatalogFunction	getCatalogFunction()
ObjectIdentifier	getFunctionIdentifier()
String	getFunctionName()
boolean	isIfExists()
boolean	isTemporary()

Methods inherited from class java.lang.Object

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

Constructor Detail

AlterCatalogFunctionOperation

public AlterCatalogFunctionOperation(ObjectIdentifier functionIdentifier,
                                     CatalogFunction catalogFunction,
                                     boolean ifExists,
                                     boolean isTemporary)

Method Detail

getCatalogFunction

public CatalogFunction getCatalogFunction()

getFunctionIdentifier

public ObjectIdentifier getFunctionIdentifier()

isIfExists

public boolean isIfExists()

isTemporary

public boolean isTemporary()

asSummaryString

public String asSummaryString()

Description copied from interface: Operation

Returns a string that summarizes this operation for printing to a console. An implementation might skip very specific properties.

Specified by:

asSummaryString in interface Operation

Returns:

summary string of this operation for debugging purposes

getFunctionName

public String getFunctionName()

execute

public TableResultInternal execute(ExecutableOperation.Context ctx)

Description copied from interface: ExecutableOperation

Executes the given operation and return the execution result.

Specified by:

execute in interface ExecutableOperation

Parameters:

ctx - the context to execute the operation.

Returns:

the content of the execution result.

See Also:

TableEnvironmentInternal.executeInternal(Operation)