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10 cze 2024 · 1.Select Query on tables [ Can also be select query on CDS view.] 2.Based on new ABAP OpenSQL syntax. 3.Achieves code push down to Database [HANA or other]. 4.Embedded analytics = Set of CDS Views. [Previously called HANA Live (CLVs) are depreciated and taken over by CDS Views] 5. Semantic – Annotations (@). [Gives Properties to CDS Views]. 6.
The CDS View definition contains re-usable SQL logic; sometimes as simple as a projection of table fields and sometimes more sophisticated with calculations, aggregations, joins, unions, and so on. A CDS View definition can contain associations to reflect the relations of the data model.
25 sty 2022 · In summary, based on existing persistent data sources, you will create and implement a query for an OData service to get a running app with useful read-only features. You can then use some of these features in productive development to make your applications more powerful and more user-friendly.
You are an ABAP developer and want to build your own views with ABAP CDS (Core Data Services)? During this course, you will learn the basic idea of Core Data Services and how SAP implemented this concept on the ABAP stack.
After completing this lesson, you will be able to describe the usage of CDS view. The ABAP Core Data Services (ABAP CDS) are the platform-independent implementation of the general CDS concept for AS ABAP. The ABAP CDS makes it possible to define semantic data models on the standard AS ABAP database.
17 lip 2024 · Data Dictionary is a central source of information for the data in a information management system. Its main function is to support the creation and management of data definitions (or “metadata”). What is Data Dictionary? Objects in the ABAP Dictionary resided on three levels that support their re-usability. These levels are:
View is a logical representation of summarized data from one or more tables. The view structure can be defined by specifying table names and required field names from the joined tables. View is not stored physically. View used to combine the data from one or more tables.
