The <relheader> element is a row of column definitions (<relcolspec> elements) in a relationship table. Each table can have only one set of column definitions.
(relcolspec) (one or more)
| Name | Description | Data Type | Default Value | Required? |
|---|---|---|---|---|
| %global-atts; (xtrf, xtrc) | A set of related attributes, described at global-atts | parameter entity | PE not applicable | Not applicable |
| class | A common attribute described in othercommon |