Download SAP BW305H Query Design and Analysis with SAP Business Warehouse Powered by SAP HANA PDF Free Download PDF

TitleSAP BW305H Query Design and Analysis with SAP Business Warehouse Powered by SAP HANA PDF Free Download
TagsDatabase Index Central Processing Unit Multi Core Processor Computer Data Storage 64 Bit Computing
File Size1.7 MB
Total Pages23
Document Text Contents
Page 12

Unit 1
Lesson 1

Describing the Evolution and Data Layout of
SAP HANA

LESSON OVERVIEW
After completing this lesson, you will be able to:

● Summarize advantages of SAP HANA

● Describe the evolution of SAP HANA

● Explain the data layout of an insert only columnar in-memory database

LESSON OBJECTIVES
After completing this lesson, you will be able to:

● Describe the evolution and data layout of SAP HANA

Introduction to SAP HANA

Figure 1: SAP BW and SAP Business Suite on SAP HANA

SAP software can run on the SAP HANA database, as well as other databases.

One traditional aspect of the HANA database is the ability to store data and retrieve it in
response to structured queries. With HANA, this is done by accessing main memory, rather
than disk, yielding much faster data retrieval times. However, complex applications that need
big data volumes could still spend only a small percentage of their total runtime on data
retrieval, with much more time spent in processing the data.

To support this, complex handling routines need to be implemented, which can deal with
these data volumes. In the pre-HANA world of three-tier architecture (data, application, and

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Page 22

Figure 13: SAP HANA: Insert Only on Delta

LESSON SUMMARY
You should now be able to:

● Describe the evolution and data layout of SAP HANA

Unit 1: Introduction to SAP HANA and SAP Business Warehouse (BW)

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