Bug 416703 Mongodb : Display correctly the Number data type
data/org.eclipse.birt.data.oda.mongodb/src/org/eclipse/birt/data/oda/mongodb/impl/MDbResultSet.java
return m_maxRows >= 0 ? m_maxRows : 0;    
	}
	private boolean hasNoMaxLimit()
	{
	    return m_maxRows <= 0;
	}
    
    private boolean projectsFlattenedRows()
    {
        return m_queryProps.isAutoFlattening();
    }
	/*
	 * @see org.eclipse.datatools.connectivity.oda.IResultSet#next()
	 */
	public boolean next() throws OdaException
	{
        
        if( projectsFlattenedRows() )
        {
            if( m_dataHandler != null && m_dataHandler.next() )
                return true;
        }
        
        m_currentRow = null;    
		if( m_resultsIterator == null || ! m_resultsIterator.hasNext() )
		    return false;
		
		
        if( hasNoMaxLimit() || m_currentRowId < getMaxRows() )
        {