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	Description
private final SchemaDescriptor	sd
private final String	triggerName

Fields inherited from class DDLSingleTableConstantAction

tableId

Fields inherited from interface ConstantAction

WHEN_MATCHED_THEN_DELETE, WHEN_MATCHED_THEN_UPDATE, WHEN_NOT_MATCHED_THEN_INSERT

Constructor Summary

Constructors

Constructor	Description
DropTriggerConstantAction(SchemaDescriptor sd, String triggerName, UUID tableId)	Make the ConstantAction for a DROP TRIGGER statement.

Method Summary

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

Methods inherited from class DDLSingleTableConstantAction

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

Methods inherited from class DDLConstantAction

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

Methods inherited from class Object

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

Field Details

triggerName

private final String triggerName

sd

private final SchemaDescriptor sd

Constructor Details

DropTriggerConstantAction

DropTriggerConstantAction(SchemaDescriptor sd,
 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 Details

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(Activation)

toString

public String toString()

Overrides:

toString in class Object