# Property Page – JPA Diagram Editor Options

This table lists the properties available in the JPA Diagram Editor Settings page.

Property | Description/Action
--- | ---
Folder for diagrams | Specifies the folder where the diagram.xmi file will be created.
Default Java package | Specifies the Java package where the persistent types will be created by default.
Default table name prefix | Specifies the prefix with which the tables will be created by default.
Editing persistent type name | Determines if the editing of the persistent type name in the diagram should affect the class name in the source file.

Persistent access type

Specifies a persistent access type.

- To add annotations on a field level, choose Field-based.

- To add annotations on a property level, choose Property-based.

Default collection type | Specifies a collection type in which the relation attributes to be created by default: Choose java.util.Collection, so that the relation attributes to be of type Collection.
One-to-Many unidirectional old style relationship | Determines if the old-style One-to-Many unidirectional relationship (supported by JPA 1.0) to be used.
XML entity mappings | Determines if the persistent type should be added in the specified orm.xml file.