ReferencedColumns.java from CSDerby at Krugle
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/*
Derby - Class org.apache.derby.catalog.ReferencedColumns
Copyright 1998, 2004 The Apache Software Foundation or its licensors, as applicable.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package org.apache.derby.catalog;
/**
*
* Provides information about the columns that are referenced by a
* CHECK CONSTRAINT definition.
*
* It is used in the column SYS.SYSCHECKS.REFERENCEDCOLUMNSDESCRIPTOR.
*/
public interface ReferencedColumns
{
/**
* Returns an array of 1-based column positions in the table that the
* check constraint is on.
*
* @return An array of ints representing the 1-based column positions
* of the columns that are referenced in this check constraint.
*/
public int[] getReferencedColumnPositions();
}
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