Topics Covered
• • • • • • •
SAP Introduction SAP Solutions Architecture of SAP R/3 Starting and stopping of system System Landscape SAP License User Administration
3 July 2009
Enterprise Resource Planning
• ERP systems integrate all data and processes of an organization into a unified system. • The key feature is , it uses a single database to store data for various system modules. • Various modules
1.Manufacturing 2.Supply chain 3.Financials 4.CRM 5.HR 6.Ware house Management 7.Industry specific
3 July 2009
Business without ERP Customers
4
Purchasing
1
Customer Calls to place order for a Car
Sales office/Inventory contacts PP Production Planning
3 Sales office contacts Inventory
3
2
3 July 2009
Business without ERP (Contd..)
Customers
Where is my car
What is this confusion
Production P r Planning Pl
Whom to contact for status? What is Cost and profit Finance
Purchasing Vendors
3 July 2009
Lets Deliver the end product to customer.. I did not order for a TRUCK!!!!
Dear Sir, Your Order…
Sales
3 July 2009
ERP software supporting solutions
• SAP • Peoplesoft • BAAN • SIEBEL
• Oracle(financial, manufacturing) • Jd Edwards • Etc…..
3 July 2009
SAP Introduction
• SAP stands for Systems , Applications and Products in Data processing. • Delivers products and services that accelerate business innovations for customers • The SAP R/3 system is a business software package designed to integrate all areas of the business
• BASIS stand for Business Application Systems Integrated Solutions.
3 July 2009
History of SAP
• Systems Applications and Products in Data Processing o German : Systeme, Anwendungen, Produkte in der Datenverarbeitung • Founded in 1972 by Wellenreuther, Hopp, Hector, Plattner and Tschira o Renamed in 1977 o Before 1977 : Systems Analysis and Program Development (German : Systemanalyse und Programmentwicklung) • SAP is both the name of the Company as well as their ERP Product • SAP system comprises of a number of fully integrated modules, which covers virtually every aspect of the business • Three systems developed : R/1, R/2, R/3
3 July 2009
Advantages of SAP
• Eliminates the duplication, discontinuity and redundancy in data • Increases the return on investment made on IT implementations • Delivers quality information designed for the Enterprise as a whole • Faster and cheaper • Delivers quality information to produce a quality enterprise • Satisfying Partners/Customers
• Reducing required manpower
3 July 2009
SAP Solutions
• mySAP Business suite solutions • Small and midsize enterprise solutions • SAP Industry solutions
3 July 2009
mySAP business suite solutions
•It is a solution to execute and optimize basic business and IT strategies by letting the organization work with external entities such as customer and the supplier integrally. •It has following modules: • mySAP CRM • mySAP SRM • mySAP SCM • mySAP PLM • mySAP ERP • SAP Netweaver
3 July 2009
Small and midsize enterprise solutions
•They are built specifically for companies employing ten to several hundred peoples. •These are affordable and less complex for a small enterprises. •It is of two types: 1)SAP Business one 2)mySAP All in one
3 July 2009
Industry solutions
SAP has developed many industry specific solutions like : 1)SAP for Aerospace and defense 2)SAP for Automobiles 3)SAP for Banking 4)SAP for Insurance 5)SAP for Telecommunications 6)…..and so many
3 July 2009
SAP Netweaver •SAP NetWeaver is marketed as a service-oriented application and integration platform. •SAP NetWeaver is built using open standards and industry de facto standards and can be extended with, and interoperate with, technologies such as Microsoft .NET, Sun Java EE, and IBM WebSphere.
•With SAP NetWeaver Business Warehouse (SAP NetWeaver BW), you can integrate data from across the enterprise and beyond, and then transform it into information to drive sound decision making, targeted action, and solid business results.
3 July 2009
SAP Netweaver
3 July 2009
Architecture of SAP R/3 system
3 July 2009
Overview of Presentation & Database Servers • The Presentation Server o GUI only o At workstation o Very light o Sends requests to application server o Obtains screens from application server and displays
• The Database Server o Interface between application server and RDBMS o Also holds the vendor specific DB driver
3 July 2009
Application Servers R/3 programs run on application servers
The APPLICATION SERVER communicate with the presentation components, the database, and also with each other, using a MESSAGE SERVER.
Main components: Work Processes (Dialog, Update, Enqueue, Batch, Spool) Dispatcher Gateway Message Server
3 July 2009
Application Server
3 July 2009
Dispatcher
•Program which manages resources of the R/3 applications
•Receives requests from user and passes them to the corresponding work processes •Only one dispatcher per application server
3 July 2009
Dispatcher Tasks
• Balances the workload between the processes • Buffer management in main memory • Connection with the presentation level
• Organization of the communication processes
3 July 2009
Work Process Responsible for executing R/3 application tasks
Task Handler ABAP/4 Processor
Dialog Interpreter
Database Interface
Work Process
3 July 2009
Different Kind of Work Processes for different Tasks Update date Dialog
Message V
D
M
SAP Dispatcher Enqueue Batch 11
12
Spool
1 2
10 9
E S
3 8
4
7
6
5
B
Gateway
R/2
G
3 July 2009
R/3
Dialog Work Processes • Responsible for the interactive tasks of the R/3 system • Dialog work processes execute only one dialog step at a time and are immediately freed for the next user request • Constantly switching between users Dialog
3 July 2009
Background Work Processes
• Responsible for executing ABAP programs submitted for background execution • Batch jobs schedule the sequence of program execution • Used for running long and time consuming programs
Batch 12 11 123 10 9 875 64B
3 July
Spool Work Processes
• Responsible for formatting the data for printing and passing it to the host spool system • Only one spool work process allowed per server
Spool
3 July 2009
Enqueue Work Processes
•Responsible for the lock management system •Synchronizes database access for the multiple application servers and work processes •Only one Enqueue process per R/3 system to ensure data integrity
Enqueue E
3 July 2009
Update Work Processes
• Responsible for making database changes requested by dialog and background processes • For better performance, this process should be on the database server
Update
V
3 July 2009
Message Server
• Used by different application servers to exchange data and internal messages • Routes messages, such as update or batch job starts, between application servers • One message server per system Message
M
3 July 2009
Gateway Server
• Allows communication between R/3, R/2, and external applications • Exchanges large amounts of information between application servers • Gateway can reside on any of the connected systems Gateway
R/2
G
R/3
3 July 2009
SAP system
• SAP system comprises of 1 database and 1 or more instances.
• Instance is a group of services started or stopped together. • Central instance is that instance ,which along with database makes a run able Sap system.
3 July 2009
Starting and stopping of the system • Starting of Sap system
3 July 2009
Starting and stopping of the system Stopping of the SAP system : 1) Check which users are logged on using the User List (SM04) 2) Check which jobs are active using the Job Overview (SM37). If jobs are terminated by the system stop, these jobs must be rescheduled 3) Before you stop your system, you should inform users using a system message (SM02).
4) Dialog instances are stopped 5) Central instance is stopped 6) Database is stopped
3 July 2009
SAP system Landscape
Three system landscape
3 July 2009
SAP LANDSCAPE • SAP recommends to keep production and development on two different systems
3 July 2009
SAP LICENSE – Basic processflow • To use your SAP software legally , they need to be operated with a license key (license keycode) granted by SAP. • When you install your SAP System, a temporary license is installed.
• This is valid for four weeks from the date of installation. •
Before the temporary license expires, you must apply for a permanent license key from SAP .
• Once you have received your license key from SAP, you can install the license with the transaction SLICENSE.
3 July 2009
SAP LICENSE - Prerequisites
You must apply for a separate license for each system. To determine the license key , following data is to be entered: • Installation number: 10-digit number assigned by SAP • Contact person: first and surname of the person requesting the license • Telephone and fax number: area code, extension of the person requesting the license • System ID: system name (C11, T11, ...) • Software product: name of the SAP product (R/3, APO, BW, ...) • Reason for the request: new installation, hardware change, ... • Hardware key: 11-character hardware key of your host computer • Type of system: Production, Test, IDES, Demo……….
3 July 2009
SAP LICENSE –Request for license
There are 2 ways of requesting for SAP license:1)
Requests via the Web Frontend
To call up the initial page for requesting license keys, enter http://services.sap.com/licensekey. This page contains general information on license keys (for example, documentation on installing the license key in your system) and a link to an online license key request form.
3 July 2009
SAP LICENSE –Request for license
2) Requests via the R/3 Frontend
Choose Registration → System → Request license key. An overview of your installations is then displayed. Choose your installation and request a new license key by clicking New key. Check your data and add any necessary information. Choose Request key. Your license key will be available online within three working days. The overview of your system landscape will be updated automatically.
3 July 2009
SAP LICENSE – Install license To install a license, choose
from SLICENSE . The following popup is displayed: -
Enter the installation number, hardware key, expiration date, and license key that you received from SAP. Then choose to install the license.
3 July 2009
SAP LICENSE – Validity of license
• SAP customers with rental or purchase contracts receive an unlimited license key for their systems.
•SAP customers with demonstration or test contracts receive a temporary license key that is valid for the agreed test period. A new license key must be applied for when this period expires.
3 July 2009
SAP LICENSE – Validity of license
•Once the license key expires or changes are made to your hardware platform, the standard license is no longer valid. In this case, you can install a temporary SAP license using the transaction SLICENSE. You can then continue to work with this temporary license key (which is valid for four weeks). During this time, you must apply for and install a new license key. •You can check the validity of your license by logging onto the SAP System and reading the Copyright or by choosing System → Status → SAP system data.
3 July 2009
User administration
• User administration deals with- creating user master records , changing passwords , organizing user maintenance tasks.
• It is basically a security measure for unauthorized access.
3 July 2009
User administration • User master record
3 July 2009
User administration
• Creating user• T-code su01 ,than enter the user name and than click create. • Fill in the appropriate details about the user. • Copying user• T-code su01 ,than enter the username from which you want to copy the user • Click on the parts which you want to copy
3 July 2009
Authorization Check
3 July 2009
Role Maintenance
• Role maintenance creates authorizations with the required field values for the authorization objects that are checked in the selected transactions.
• A role can be assigned to various users.
3 July 2009
THANK YOU
3 July 2009
