requirement understanding & scope of
TRANSCRIPT
© Wipro Ltd -2
Requirement Understanding & Scope Of Work
5 © Wipro Ltd -5
No change is required to be done in the logical data model of in scope data marts The as-is data model with the existing data structure & data will be forklifted into Teradata No code d he forklift Informatica data into the
existing da he Target Teradata s c
Ongoing e on implement
Fox will en and Teradata. Any data p Teradata is
not consid Migration o scripts are
assumed t ce NOT included in
Impact due Impact due onsidered. All DBA re ated such as
DB optimization, query tuning are NOT in scope The existing naming conventions will be retained as such. ETL & test strategy emphasis will be on Oracle target to Teradata target tables
comparison/validation. Required development and testing environments will be provided by Fox Details on application interdependencies & impact on downstream systems will be provided
by Fox
Key Assumptions & Dependencies
23 © Wipro Ltd -23
Best Practices -Samples
Planned POC prior to identifying compatible software versions i.e. ETL Tool and Teradata.
Conduct d processed in Teradata.
Identify so can process delimited f
Plan strate s are not impacted.
Define Stra mplexities and volum
Conduct p Identify in version). Plan Migra in
Production Propose P g y Establish business user expectations regarding data quality and areas of potential
data mismatches. Automation of SQL*Loaders to Teradata M-LOAD scripts generation. Automation of comparison checks (Oracle tables data vs. Teradata tables data). Automation of Teradata table/view creation from Oracle DDL.
© Wipro Ltd -33
Case Study # 1 : Key Highlights
Forklift 1600+ ODS tables , 4000+ Tables from the GDW
50 O l 20 G l , 3000+ Data stage
Applications. Target s
3+Data marts ,
GDW in the AS-is state. ds
uts down data
ses (Downstream, EDW ) ,
Optimization Factors
Technologies Data Platform: Oracle (Source), Teradata (Target) Data Integration and Load: IBM Data Stage, ODI, Teradata Utilities BI: Hyperion, OFSA and BO Others: Erwin for Data Modeling, Mercury Quality Center, Control M for Scheduling
© Wipro Ltd -36
Case Study # 3 : Corporate Active Data Warehouse Leading Insurance Provider In India
Build Decision Support Environment ta for Operational and
nd Marketing nges to the marketing
s development g and Predictive
ss product lines
ences of customers ctions across all touch
Enable arketing and Channel nalytics Market Segmentation and penetration Analysis Performance Analysis of various Channels Improved Targeted Marketing Campaigns
Business and IT ObjectivesLeading life insurance company in India 190+ million Custome 2048 branches and 1 71 pension and group
Customer Profile
Teradata 53XX 20-n Architecture 3 Nodes 540 10 Nodes 54 7 Nodes 550
FSLDM implementat TIBCO Infrastructure
Data Warehousing 5 years of transaction history – 20 TB of raw data 288 MIS and analytical reports using Business Objects
XI Total 7000 users (Named: 3500) with 2500 concurrent
users
Technology
© Wipro Ltd -37
Case Study # 3 : Wipro Contribution
Turnkey project Managed by Wipro Program Ma Application D
Implement in 3 Phase 1: Bu
Durat ETL fo
Phase 2: Ex Durat Build
etc Phase 3: CA
Durat Build Exten