}
numberOfOrderedColumns = fh.getInt("orderedColumns");
indexType = (String)fh.get("indexType");
//isUniqueWithDuplicateNulls attribute won't be present if the index
//was created in older versions
if (fh.containsKey("isUniqueWithDuplicateNulls"))
isUniqueWithDuplicateNulls = fh.getBoolean(
"isUniqueWithDuplicateNulls");
else
isUniqueWithDuplicateNulls = false;