org.apache.derby.impl.sql.execute
Class SetSchemaConstantAction
java.lang.Object
org.apache.derby.impl.sql.execute.GenericConstantAction
org.apache.derby.impl.sql.execute.SetSchemaConstantAction
- All Implemented Interfaces:
- ConstantAction
- class SetSchemaConstantAction
- extends GenericConstantAction
This class describes actions that are ALWAYS performed for a
SET SCHEMA Statement at Execution time.
- Author:
- jamie
Constructor Summary |
(package private) |
SetSchemaConstantAction(java.lang.String schemaName,
int type)
Make the ConstantAction for a SET SCHEMA statement. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
schemaName
private final java.lang.String schemaName
type
private final int type
SetSchemaConstantAction
SetSchemaConstantAction(java.lang.String schemaName,
int type)
- Make the ConstantAction for a SET SCHEMA statement.
- Parameters:
schemaName
- Name of schema.type
- type of set schema (e.g. SET_SCHEMA_DYNAMIC, SET_SCHEMA_USER)
toString
public java.lang.String toString()
executeConstantAction
public void executeConstantAction(Activation activation)
throws StandardException
- This is the guts of the Execution-time logic for CREATE SCHEMA.
- Parameters:
activation
- The execution environment for this constant action.
- Throws:
StandardException
- Thrown on failure- See Also:
ConstantAction.executeConstantAction(org.apache.derby.iapi.sql.Activation)
modifiesTableId
public boolean modifiesTableId(UUID tableId)
throws StandardException
- Does this constant action modify the passed in table
uuid? By modify we mean add or drop things tied to
this table (e.g. index, trigger, constraint). Things
like views or spses that reference this table don't
count.
- Specified by:
modifiesTableId
in interface ConstantAction
- Parameters:
tableId
- the other table id
- Throws:
StandardException
- thrown on failure
readExternal
public final void readExternal(java.io.ObjectInput in)
writeExternal
public final void writeExternal(java.io.ObjectOutput out)
upToDate
public final boolean upToDate()
throws StandardException
- Reports whether these constants are up-to-date. This returns true
for homogenous Cloudscape/Cloudsync. For the Plugin, this may
return false;
- Specified by:
upToDate
in interface ConstantAction
- Returns:
- true if these constants are up-to-date
false otherwise
- Throws:
StandardException
Apache Derby V10.1 Engine Documentation - Copyright © 1997,2005 The Apache Software Foundation or its licensors, as applicable.