org.apache.derby.impl.sql.execute

Class DropSequenceConstantAction

java.lang.Object

org.apache.derby.impl.sql.execute.DDLConstantAction

org.apache.derby.impl.sql.execute.DropSequenceConstantAction

All Implemented Interfaces:

ConstantAction

 class DropSequenceConstantAction
extends DDLConstantAction

This class describes actions that are ALWAYS performed for a DROP SEQUENCE Statement at Execution time.

Field Summary

Fields

Modifier and Type	Field and Description
private SchemaDescriptor	schemaDescriptor
private java.lang.String	sequenceName

Constructor Summary

Constructors

Constructor and Description
DropSequenceConstantAction(SchemaDescriptor sd, java.lang.String sequenceName) Make the ConstantAction for a DROP SEQUENCE statement.

Method Summary

Methods

Modifier and Type	Method and Description
void	executeConstantAction(Activation activation) This is the guts of the Execution-time logic for DROP SEQUENCE.
java.lang.String	toString()

Methods inherited from class org.apache.derby.impl.sql.execute.DDLConstantAction

addColumnDependencies, adjustUDTDependencies, adjustUDTDependencies, constructToString, getAndCheckSchemaDescriptor, getSchemaDescriptorForCreate, lockTableForDDL, storeConstraintDependenciesOnPrivileges, storeViewTriggerDependenciesOnPrivileges

Methods inherited from class java.lang.Object

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

Field Detail

sequenceName

private final java.lang.String sequenceName

schemaDescriptor

private final SchemaDescriptor schemaDescriptor

Constructor Detail

DropSequenceConstantAction

DropSequenceConstantAction(SchemaDescriptor sd,
                          java.lang.String sequenceName)

Make the ConstantAction for a DROP SEQUENCE statement.

Parameters:

sequenceName - sequence name to be dropped

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

executeConstantAction

public void executeConstantAction(Activation activation)
                           throws StandardException

This is the guts of the Execution-time logic for DROP SEQUENCE.

Parameters:

activation - The execution environment for this constant action.

Throws:

StandardException - Thrown on failure

See Also:

ConstantAction.executeConstantAction(org.apache.derby.iapi.sql.Activation)