Bug 137130 The cascading parameter does not work when a column name includes double quotation marks
Description: The cascading parameter does not work when a column name includes double quotation marks Steps to reproduce: 1. download the report design file 2. change the flat file path to the related position 3. save and preview. Actual result: The cascading parameter can not retrieve the data.
data/org.eclipse.birt.data/src/org/eclipse/birt/data/engine/impl/QueryResults.java
CompiledExpression compiledExpr = ExpressionCompilerUtil.compile( baseExpr.getText( ),
						cx );
				baseExpr.setHandle( compiledExpr );
				this.queryService.addAutoBindingExpr( colName, baseExpr );
			}
			catch ( BirtException e )
			{
				
			}
		}
		
		Context.exit( );
	}
	
	/*
	 * Closes all query result set(s) associated with this object; provides a
	 * hint to the query that it can safely release all associated resources.
	 * The query results might have iterators open on them. Iterators associated
	 * with the query result sets are invalidated and can no longer be used.
	 * 
	 * @see org.eclipse.birt.data.engine.api.IQueryResults#close()
	 */
	public void close( ) throws BirtException
	{
		if ( this.queryService == null )
		{
			
			logger.logp( Level.FINE,
					QueryResults.class.getName( ),
					"close",