Here i want to share brief about ASAP methodology for SAP beginners!!!
Stages in BW project
1 Project Preparation / Requirement Gathering
2 Business Blueprint
4 Final Preparation
5 GO Live & Support
1. Project Preparation / Requirement Gathering
Collect requirement thru interviews with Business teams /Core users / Information Leaders .
Study & analyze KPI ‘s (key figures) of Business process .
Identify the measurement criteria’s (Characteristics).
Understand the Drill down requirements if any.
Understand the Business process data flow if any .
Identify the needs for data staging layers in BW – (i.e need for ODS if any)Understand the system landscape .
Prepare Final Requirements Documents in the form of Functional specifications containing :
Data flow ,
Report format along with drilldown requirements .
2. Business Blueprint
Check Business content against the requirements
Check for appropriate
Info Objects – Key figures & Characters
Check for Info cubes / ODS
Check for data sources & identify fields in source system
Identify Master data
document all the information in a file – follow standard templates
Prepare final solution
Identify differences (Gaps) between Business Content & Functional
specification. propose new solutions/Developments & changes if required at different levels such as Info Objects ,Info cube , Data source etc . Document the gaps & respective solutions proposed– follow standard templates
Design & Documentation
Design the ERD & MDM diagrams for each cube & related objects
Design the primary keys/data fields for intermediate Storage in ODS
Design the Data flow charts right from data source up to Cube .
Consider the performance parameters while designing data models
Prepare High level / Low level design documents for each data model.— follow standard templates
Identify the Roles & Authorizations required and Document it – follow standard templates
final review of design with core BW users .
Sign off the BBP documents
Check & Apply Latest Patches/Packages …in BW & R/3 systems.
Activate/Build & enhance the cubes/ODS as per data model designs…maintain the version documents .
Identify & activate Info objects / Master data info sources / attributes ,prepare update rules
Assign data sources .prepare transfer rules , prepare multi providers . prepare Info packages .
perform the unit testing for data loads….both for master data & transaction data .
develop & test the end user queries .
Design the process chains ,schedule & test
create authorizations / Roles …assign to users ..and test
Apply necessary patches & Notes if any .
freeze & release the final objects to quality systems
perform quality tests .
Re design if required . (document changes, maintain versions)
4. Final Preparation
Prepare the final check list of objects to be released .identify the dependencies & sequence of release
perform Go Live checks as recommended by SAP in production system
keep up to date Patch Levels in Production system
Test for production scenarios in a pre-production system which is a replica of production system .
Do not Encourage the changes at this stage .
freeze the objects .
5 GO Live & Support
keep up to date Patch Levels
Release the objects to production system
Run the set ups in R/3 source system & Initialize Loads in BW
Schedule Batch jobs in R/3 system (Delta loads)
schedule the process chains in BW .
Performance tuning – on going activity
Enhancements – if any