The available types of mapping between entities are:
Advanced mapping
To configure an entity-to-entity advanced mapping:
Open a mapping rule and click the Mapping tab.
In the Entries table, select the mapping you would like to configure.
In the Mapping subtab, click the target of the mapping you want to configure.
In the Mapping Rule Item area, Advanced is selected.
Enter information about the XQuery expression you would like to use. See "About Creating XQuery Expressions with Design Studio" for more information about entering information into XQuery controls. See "About Entity-to-Entity Advanced Mapping XQuery Expressions" for more information about this XQuery field.
Configure the information in the Details, Condition, and Actions subtabs as necessary.