From the 'Schema Editor,' you can customize the current set of relations defined in your project’s database schema.

Note, that in order to perform each of the tasks outlined below, it is necessary to first click on "Relations" in the 'Schema' tab of the left sidebar. This toggles the view to display a list of the currently defined schema-based relations.

Adding a New Relation

1. Within the 'Schema Editor,' ensure "Relations" is highlighted in the left sidebar.
2. Click the blue 'New Relation' button located on the toolbar.
3. The view will update to display a 'Create New Relation' form. Here you can quickly type in the name, description, and other attributes of your new relation.
4. When you have finished entering information, click the 'Save' button located on the toolbar to persist your changes to your project's database schema.

Editing an Existing Relation

1. Within the 'Schema Editor,' ensure "Relations" is highlighted in the left sidebar.
2. Locate the relation you would like to edit and click the 'Edit' button on the right within the relation's displayed row.
3. The view will update to display an edit form, where you can change attributes of the existing relation.

   Note that the 'Schema Editor' only allows users to edit attributes of user-defined relations added to the default schema. All relations included in the schema by default are locked.

4. Click the 'Save' button located on the toolbar to persist your changes to your project's database schema.

Hiding a Relation

1. Within the 'Schema Editor,' ensure "Relations" is highlighted in the left sidebar.
2. Locate the relation you would like to hide and click the 'Hide' button on the right within the relation's displayed row.
3. If you'd like to show an already hidden relation, click the 'Show' button on the right within the relation's displayed row.