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
{
			ResultSets sets = setDesign.getResultSets( );
			if ( sets != null && !sets.getResultSetDefinitions( ).isEmpty( ) )
				resultRetColumns = ResultSetsAdapter.newROMResultSets(
						(ResultSetDefinition) sets.getResultSetDefinitions( )
								.get( 0 ), setDesign
								.getOdaExtensionDataSourceId( ), setDesign
								.getOdaExtensionDataSetId( ) );
		}
		PropertyValueValidationUtil.validateProperty( setHandle,
				OdaDataSetHandle.RESULT_SET_PROP, resultRetColumns );
		setHandle.getElement( ).setProperty( OdaDataSetHandle.RESULT_SET_PROP,
				resultRetColumns );
		
		String queryText = setDesign.getQueryText( );
		PropertyValueValidationUtil.validateProperty( setHandle,
				OdaDataSetHandle.QUERY_TEXT_PROP, queryText );
		setHandle.getElement( ).setProperty( OdaDataSetHandle.QUERY_TEXT_PROP,
				queryText );
		
		String resultSetName = setDesign.getPrimaryResultSetName( );
		PropertyValueValidationUtil.validateProperty( setHandle,
				OdaDataSetHandle.RESULT_SET_NAME_PROP, queryText );
		setHandle.getElement( ).setProperty(
				OdaDataSetHandle.RESULT_SET_NAME_PROP, resultSetName );
	}
	/**
	 * Copies values of <code>sourceHandle</code> to <code>sourceDesign</code>.
	 * 
	 * @param setHandle