Changes for page Exercises
Last modified by Carlijn Kokkeler on 2022/10/19 13:32
From version 12.1
edited by Carlijn Kokkeler
on 2022/10/19 11:41
on 2022/10/19 11:41
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To version 6.1
edited by Carlijn Kokkeler
on 2022/09/30 09:47
on 2022/09/30 09:47
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... ... @@ -13,31 +13,68 @@ 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. Add all other entities and attributes from Order.xsd, which were imported into the CDM, to your CDM message definition. 21 -* Creating a system message 22 - In one of your System messages, import the file TransportOrder.xsd. Select CreateOrder as root entity and add all other entities and attributes to your system definition. 23 23 24 - ==3.4Completemessagemapping==24 +One person has access to many platform courses. It should look like the following: 25 25 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 +== Complete message mapping == 49 + 26 26 Now that you have completed these steps, go to Message mapping and complete the mapping. 27 27 28 -The solutions to these exercises can be found [[here>>doc:Main.eMagiz Academy.Use Cases.Data modeling in Design.Exercises.Solutions.WebHome||target="blank"]]. 52 +[[image:Main.Images.Usecase.WebHome@data-modeling-in-design-exercises--complete-message-mapping.png]] 53 + 54 +== 4. Assignment == 29 29 30 -== 4. Key takeaways == 56 +Navigate to Design and open the message definition option of at least one integration within your project. 57 +This assignment can be completed within the (Academy) project that you have created/used in the previous assignment. 31 31 32 -* The CDM holds all entities and attributes that are relevant within the context of your complete integration landscape. 33 -* The CDM message is tailor-made for a specific piece of data and only holds the entities and attributes relevant for that piece of data. 34 -* A system message is specific to a system. 59 +== 5. Key takeaways == 35 35 61 +* A message definition is a visual representation of how the elements are related to each other, whether they are mandatory and the data types they have that can be used in the message mapping 62 +* Some message definitions are specific to a system. Others are generic across systems 36 36 37 -== 5. Suggested Additional Readings == 38 38 39 -If you are interested in this topic and want more information on it please read the help text provided by eMagiz. 40 40 66 +== 6. Suggested Additional Readings == 41 41 68 +If you are interested in this topic and want more information on it please read the help text provided by eMagiz. Furthermore check out these links if you want a more in-depth knowledge of the eMagiz data models: 42 42 70 +* [API Gateway model](crashcourse-api-gateway-api-data-model.md) 71 +* [Understanding the eMagiz CDM](crashcourse-messaging-what-is-cdm.md) 72 +* [Event Streaming data model](intermediate-configuring-event-streaming-data-model.md) 73 + 74 +== 7. Silent demonstration video == 75 + 76 +This video demonstrates a working solution and how you can validate whether you have successfully completed the assignment. 77 + 78 +{{video attachment="crashcourse-platform-design-what-is-a-message-definition.mp4" reference="Main.Videos.Microlearning.WebHome"/}} 79 + 43 43 )))((({{toc/}}))){{/container}}{{/container}}