##### 25.1.4.4 Specifying one-way linking for a topic in a relationship table

To specify a value for the linking attribute of a <topicref> in a relationship table, insert a DITARelLinking PI marker in the topic. The content of a DITARelLinking PI marker can be one of the following:

targetonly

sourceonly

Previous Topic: 25.1.4.3 Adding ALink rows to relationship tables

Next Topic: 25.1.4.5 Specifying a collection-type attribute for each topic type

Parent Topic: 25.1.4 Adding relationship tables to ditamaps

Sibling Topics:

25.1.4.1 Understanding how DITA2Go creates relationship tables

25.1.4.2 Excluding the ALink column from relationship tables

25.1.4.3 Adding ALink rows to relationship tables

25.1.4.5 Specifying a collection-type attribute for each topic type