DropTriggerConstantAction (Apache Derby V10.14 Internals)

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 SchemaDescriptor sd

private java.lang.String triggerName
- Fields inherited from class org.apache.derby.impl.sql.execute.DDLSingleTableConstantAction
  tableId
- Fields inherited from interface org.apache.derby.iapi.sql.execute.ConstantAction
  WHEN_MATCHED_THEN_DELETE, WHEN_MATCHED_THEN_UPDATE, WHEN_NOT_MATCHED_THEN_INSERT

Constructor Summary

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

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	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