Using the Instance Model Tab
The Instance Model tab allows you to manage fields in the Instance Model table for each selected Subject, as shown in the following image.
The Instance Model tab contains a table with the following columns:
- Required. Check box that is cleared by default.
- Name. You can modify the information in this column.
The following validation rules apply to the Name column:
- Required.
- Can contain up to 128 characters.
- All special characters are forbidden.
- Data Type. Drop-down list which contains the following
values:
- String
- Integer
- Long
- Float
- Double
- Boolean
- Date
- Datetime
- Reference
- Identifier
- Reference Value. Depending on the value selected in the
Data Type drop-down list:
- If any of the String, Integer, Double, or Date data types are selected, then the Reference Value cell for the specific field is disabled.
- After clicking on one of the subject fields under Reference Value, if Reference is selected in the Data Type drop-down list, then the Reference Data Selector window will appear.
- After clicking on one of the subject fields under Reference Value, if the Identifier value is selected in the Data Type drop-down list, the Identifier Selector window will appear. You must select a subject from the list of input Data Models of the current project. Search field will also be enabled on the form.
- Content Type.
- Description. You can provide a description for each Subject
in this column.
The following validation rules apply to the Description field:
- Optional
- Can contain up to 256 characters.
- All special characters are allowed.
- Extra spaces at the beginning and at the end of paragraphs are removed. However, extra spaces between words are permitted.
- Create
- Delete. Disabled by default, but becomes enabled once you have selected a field.
- Move Up. Disabled by default, but becomes enabled once you have at least two fields and the second field is selected.
- Move Down. Disabled by default, but becomes enabled once you have at least two fields and last field is not selected.
- Reset Sorting. Becomes enabled once you sort any column.
To add a new field, click Create.
A new record in the table appears with the check box cleared for Required. The Name and Description fields will be empty while Data Type and Reference Value are disabled by default.
To edit a field, click on any cell or press Enter on the keyboard and change it.