Bug 190739 [regression]Edit dataset from library cannot work properly[01]
data/org.eclipse.birt.report.data.adapter/src/org/eclipse/birt/report/data/adapter/impl/MetaDataPopulator.java
}
		for ( int i = 0; i < columnCount; i++ )
		{
			String columnName = metaData.getColumnName( i + 1 );
			String uniqueColumnName = getUniqueName( orgColumnNameSet,
					uniqueColumnNameSet,
					columnName,
					i );
			uniqueColumnNameSet.add( uniqueColumnName );
			if ( !uniqueColumnName.equals( columnName ) )
			{
				updateModelColumn( dataSetHandle, uniqueColumnName, i + 1 );
				if ( hasResultSetHint != true )
					hasResultSetHint = true;
			}
		}
		return hasResultSetHint;
	}
		
	/**
	 * 
	 * @param orgColumnNameSet
	 * @param newColumnNameSet
	 * @param columnName
	 * @param index
	 * @return
	 */
	public static String getUniqueName( HashSet orgColumnNameSet,
			HashSet newColumnNameSet, String columnName, int index )
	{