Changes for page Exercises
Last modified by Carlijn Kokkeler on 2022/10/19 13:32
From version 13.1
edited by Carlijn Kokkeler
on 2022/10/19 11:42
on 2022/10/19 11:42
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To version 8.1
edited by Carlijn Kokkeler
on 2022/09/30 10:03
on 2022/09/30 10:03
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... ... @@ -13,20 +13,45 @@ 13 13 14 14 == 3. CDM, CDM & system message, message mapping == 15 15 By following the steps below, you should gain a better understanding of the differences between CDM, CDM messages, and system messages. 16 + 17 +== 3.1 Creating a CDM == 18 +Please add the following entities and attributes to your CDM: 19 + 20 +* Person, with attributes ID, Name, and Email 21 +* PlatformCourse, with attributes ID and Name 16 16 17 -* Creating a CDM 18 - Please import the file Order.xsd in your CDM. 19 -* Creating a CDM message 20 - Now, go to your CDM message and select Order as root entity. 21 - Add all other entities and attributes from Order.xsd, which were imported into the CDM, to your CDM message definition. 22 -* Creating a system message 23 - In one of your System messages, import the file TransportOrder.xsd. 24 - Select CreateOrder as root entity and add all other entities and attributes to your system definition. 25 -* Complete message mapping 26 - Now that you have completed these steps, go to Message mapping and complete the mapping. 27 27 28 - The solutionsto theseexercisescanbefound [[here>>doc:Main.eMagizAcademy.UseCases.DatamodelinginDesign.Exercises.Solutions.WebHome||target="blank"]].24 +One person has access to many platform courses. It should look like the following: 29 29 26 +[[image:Main.Images.Usecase.WebHome@data-modeling-in-design-exercises--adding-attributes-entities-CDM.png]] 27 + 28 +== 3.2 Creating a CDM message == 29 +Now, go to your CDM message and add the Person and PlatformCourse to your message definition, including all attributes. It should look like the following: 30 + 31 +[[image:Main.Images.Usecase.WebHome@data-modeling-in-design-exercises--adding-message-definition-CDM-message.png]] 32 + 33 +== 3.3 Creating a system message == 34 +In System message, create the following entities and attributes: 35 + 36 +* User, with attributes ID and Name 37 +* Course, with attributes ID and Name 38 + 39 + 40 +One user has access to many courses. It should look like the following: 41 + 42 +[[image:Main.Images.Usecase.WebHome@data-modeling-in-design-exercises--adding-attributes-entities-system-message.png]] 43 + 44 +Now, remove the attribute Name in Course by using the Toggle canvas edit mode. It should result in the following: 45 + 46 +[[image:Main.Images.Usecase.WebHome@data-modeling-in-design-exercises--remove-attribute-system-message.png]] 47 + 48 +== 3.4 Complete message mapping == 49 + 50 +Now that you have completed these steps, go to Message mapping and complete the mapping. 51 + 52 +[[image:Main.Images.Usecase.WebHome@data-modeling-in-design-exercises--complete-message-mapping.png]] 53 + 54 + 30 30 == 4. Key takeaways == 31 31 32 32 * The CDM holds all entities and attributes that are relevant within the context of your complete integration landscape.