Bug 142675 [Regression]Query change is not saved without "Preview Results"
Steps to reproduce: 1.New a sample data source and a data set with table "CUSTOMERS" 2.Edit the data set, change table to "ORDERS", click "OK" Expected result: Query text is changed Actual result: Changed query is not saved unless click "Preview Results" before click "OK"
model/org.eclipse.birt.report.model.adapter.oda/src/org/eclipse/birt/report/model/adapter/oda/ModelOdaAdapter.java
*             if <code>setDesign</code> is not valid.
	 */
	public OdaDataSetHandle createDataSetHandle( DataSetDesign setDesign,
			ModuleHandle module ) throws SemanticException,
			IllegalStateException
	{
		if ( setDesign == null )
			return null;
		
		DesignUtil.validateObject( setDesign );
		OdaDataSetHandle setHandle = module.getElementFactory( ).newOdaDataSet(
				setDesign.getName( ), setDesign.getOdaExtensionDataSetId( ) );
		if ( setHandle == null )
			return null;
		adaptDataSetDesign( setDesign, setHandle );
		return setHandle;
	}
	/**
	 * Copies values of <code>setDesign</code> to <code>setHandle</code>.
	 * Values in <code>setDesign</code> are validated before maps to values in
	 * OdaDataSetHandle.
	 * 
	 * @param setDesign
	 *            the ODA data set design
	 * @param setHandle
	 *            the Model handle
	 * @throws SemanticException
	 *             if any value is invalid.
	 * 
	 */