org.apache.derby.impl.sql.execute

Class DropTriggerConstantAction

java.lang.Object

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

org.apache.derby.impl.sql.execute.DDLSingleTableConstantAction

org.apache.derby.impl.sql.execute.DropTriggerConstantAction

All Implemented Interfaces:

ConstantAction

public class DropTriggerConstantAction
extends DDLSingleTableConstantAction

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

Field Summary

Fields

Modifier and Type	Field and Description
private SchemaDescriptor	sd
private java.lang.String	triggerName

Fields inherited from class org.apache.derby.impl.sql.execute.DDLSingleTableConstantAction

tableId

Constructor Summary

Constructors

Constructor and Description
DropTriggerConstantAction(SchemaDescriptor sd, java.lang.String triggerName, UUID tableId) Make the ConstantAction for a DROP TRIGGER 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 STATEMENT.
java.lang.String	toString()

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

dropConglomerate, dropConglomerate, dropConstraint, dropConstraint, dropConstraint, executeConglomReplacement, getConglomReplacementAction, recreateUniqueConstraintBackingIndexAsUniqueWhenNotNull

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

triggerName

private final java.lang.String triggerName

sd

private final SchemaDescriptor sd

Constructor Detail

DropTriggerConstantAction

DropTriggerConstantAction(SchemaDescriptor sd,
                         java.lang.String triggerName,
                         UUID tableId)

Make the ConstantAction for a DROP TRIGGER statement.

Parameters:

sd - Schema that stored prepared statement lives in.

triggerName - Name of the Trigger

tableId - The table upon which the trigger is defined

Method Detail

executeConstantAction

public void executeConstantAction(Activation activation)
                           throws StandardException

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

Parameters:

activation - The execution environment for this constant action.

Throws:

StandardException - Thrown on failure

See Also:

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

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object