Book Image

SAP ABAP Advanced Cookbook

By : Rehan Zaidi
Book Image

SAP ABAP Advanced Cookbook

By: Rehan Zaidi

Overview of this book

ABAP (Advanced Business Application Programming) is SAP's proprietary 4th Generation Language (4GL). SAP core is written almost entirely in ABAP.ABAP is a high level programming language used in SAP for development and other customization processes."SAP ABAP Advanced Cookbook"ù covers advanced SAP programming applications with ABAP. It teaches you to enhance SAP applications by developing custom reports and interfaces with ABAP programming. This cookbook has quick and advanced real world recipes for programming ABAP.It begins with the applications of ABAP Objects and ALV tips and tricks. It then covers Design Patterns and Dynamic Programming in detail.You will also learn the usage of quality improvement tools such as transaction SAT, SQL Trace, and the Code Inspector.Simple transformations and its application in Excel Downloading will also be discussed, as well as the newest topics of Adobe Interactive Forms and the consumption and creation of Web services. The book comes to an end by covering advanced usage of Web Dynpro for ABAP and the latest advancement in Floorplan Manager.
Table of Contents (22 chapters)
SAP ABAP Advanced Cookbook
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

Carrying out database-specific performance checks


In this recipe, we will see a few examples of problems of the SELECT statements that the code inspector may highlight. This may help in improving performance of the program at the development stage. The performance checks are available in both the transactions SCI and SCII. We will emphasize on the selection of the database-specific performance checks during variant creation, and some of the typical statements/constructs that may be caught using code inspector.

How to do it...

  1. Within the checks, expand the Performance Checks category.

  2. From the list of checks that appear, select the checks shown in the following screenshot:

How it works...

The inspection checks the various program and highlights as warning statements that are performance statements. During this, the code inspector checks the syntax of the program and refers to the attributes and technical settings of the tables involved.

  • CHECK or EXIT statements used within a SELECT statement instead...