Q. What is the difference between Row Storage and Column Storage? Row Store

Q. What is SQL enhancement ( CDS ) ?

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AOH INTERVIEW QUESTIONS
MTS Auth ISSUES

Q. What are different types of CDS 1. ABAP CDS2. HANA CDSQ. How to Define a CDS view

Q. What is SQL enhancement ( CDS ) ?
à Annotation to enrich the data models with additional details (all annotations starts with symbol @)
à DB Entities are connected using Association at conceptual level (replacement of join conditions Expressions – used to code calculation in queries
Q. What are different types of CDS?
1. ABAP CDS
2. HANA CDS
Q. How to Define a CDS view?
Ans. CDS view is defined using CDS data definitions.:-> Also known as CDS document or CDS source code. To create CDS views we need to use ADT.
On activation it creates a CDS SQL view ( SE ) and a CDS entity

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