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Help / Editors / Data model editor / Conceptual Data Model
  • Overview
  • Creating a property
  • Main operations that can be performed on a property
  • Deleting a property
  • Renaming a property
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Stored procedures
Overview
In the MERISE methodology, the properties correspond to the characteristics of entities.
The data model editor allows you to easily create properties.
During the generation of LDM from CDM, the properties will automatically become items.
Creating a property
To describe a property:
  1. Double-click the entity or the association in which the property must be created. The description window of the properties is displayed.
  2. Click the first empty row in the table of properties or click
  3. Specify the property name, caption, type, size and notes.
  4. For an entity property, check "Identifier" if the property is the entity identifier.
  5. Validate the property description.
Main operations that can be performed on a property

Deleting a property

To delete a property:
  1. Select the property to delete in the description of entity properties or association properties.
  2. Click . The property is automatically deleted from the entity or from the association.

Renaming a property

To rename a property:
  1. Select the property to rename in the description of entity properties or association properties.
  2. Enter the new property name and validate the modification. The property is automatically renamed.
Minimum version required
  • Version 9
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Last update: 10/27/2022

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