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Information Builders Summit, Nashville TN, June 2009This presentation will explore the switch from a FOCUS-based BI system to the newest Web-based technology. It will present the challenges of making the switch: the criteria for technology selection, the rationale for standardizing on WebFOCUS, and the tools used to convert the data warehouse, ETL, and suite of reports to WebFOCUS.
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FOCUS to WebFOCUS
Edan SaltzFinancial Security Assurance
Information Builders Summit ‘09
Financial SecurityAssuranceA Global Leader inFinancial Guaranty InsuranceWe provide a broad array of financial guaranty products to municipal, asset-backed and structured finance markets
2FOCUS to WebFOCUS - A Paradigm ShiftWednesday, June 10, 2009
Why Switch? New Technologies
– Web based user interface– New Reporting Options– GUI Based Tools
Loss of Support– DEC Alpha Based System– OpenVMS FOCUS
3FOCUS to WebFOCUS - A Paradigm ShiftWednesday, June 10, 2009
Multiple Single
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Choosing a Replacement Business Objects Actuate Cognos Brio WebFOCUS OpenVMS FOCUS
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Selection Criterea Technological Base
– New vs. Older– GUI vs. 4GL Based– SQL vs. Proprietary Language
Expense– Rewrite vs. Modify– Developer retraining– Phase-out Period
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Why WebFOCUS? Least Costly New Technology Developer Familiarity Easiest Phase Out of Old System Built in Scripting Language Lightning Fast Single System
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Magnitude of Project Twenty Years of Development
Effort 500 Scripts to convert Only 2 Full-time FOCUS
developers Continued Support of Legacy
system8FOCUS to WebFOCUS - A Paradigm ShiftWednesday, June 10, 2009
Old System
Data Warehouse
• 20 Focus Databases
• Historic Snapshots
• 1 Gig per Snapshot
ETL• Sybase
Source• BCP Data
Dumps• 60 Focexecs• 140 Data
Integrity Reports
Reporting System
• 250 Reports• 200
Parameter Screens
• Batch Reports
• Data Feeds
9FOCUS to WebFOCUS - A Paradigm ShiftWednesday, June 10, 2009
Key Issues
Production schedule New/Updated Reports User Support Start Conversion in Old System
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Old System #1
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Old System #2
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Old System #3
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Old System #4
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Old System #5
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New System #1
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New System #2
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Project Planning
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ToolsetSelection
Data Warehous
e
ETL/Batch
System
Reports/Standard
s
Rollout
Toolset UltraEdit BeyondCompare Command Line Interface Batch facility WrapApp by SRL
19FOCUS to WebFOCUS - A Paradigm ShiftWednesday, June 10, 2009
UltraEdit Programmer’s Macro Editor Syntax highlighting Myriad of tools Multiple Files Find/Change across files
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UltraEdit
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BeyondCompare Regression Testing
– Reports– FOCUS databases
Side-by-side comparison Flexible Filters
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BeyondCompare
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Command Line Interface Edastart –t Interactive Test environment Quick queries Developer Familiarity
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Batch Facility T3i Type Files ETL Engine Batch Reports Use existing scripts
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WrapApp by SRL Fast development Standard Look-and-Feel Reusable Object Based
Development
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Initial Setup Server WebFocus Menu System Test Reports
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Data Warehouse Develop Dump/Load Routines
– 40 New Scripts Convert Snapshots Data Integrity Reports - 140
Reports Sample Suite of Reports
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ETL/Batch System Convert Batch System Convert 60 ETL Scripts Parallel ETL Runs Compare Data Warehouse Data Integrity Reports
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Reports Convert using new standards Prioritize Based on Usage 250 Reports Testing
– Visual Inspection– Summary Tie Outs– Side-by-Side Output Compare
30FOCUS to WebFOCUS - A Paradigm ShiftWednesday, June 10, 2009
New Standards Report Styles
– Heading & Footings– Style Sheets – PDF, Excel
CRT Forms HTML Forms Non Persistent Variables
– Variables are Parameters– Eliminate Reliance on Global Variables
OpenVMS Win2K OS Commands31FOCUS to WebFOCUS - A Paradigm ShiftWednesday, June 10, 2009
Rollout Education
– Developers– Develop Coursework– One-on-One Training
Staged Deployment– Department by Department
32FOCUS to WebFOCUS - A Paradigm ShiftWednesday, June 10, 2009
