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Published byPhillip Wiggins Modified over 9 years ago
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FBD Associates Inc. ENABLING THE FUTURE Natural / Adabas Migration Solutions
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FBD Associates Inc. Background – Natural / Adabas Overview – Software AG Market Position – Migration Drivers Migration Strategies NatMiner JavNat Conclusion & Questions?? Presentation Outline
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FBD Associates Inc. Natural (4GL) and Adabas (Non-RDBMS) History – Core products of Software AG, Germany – Launched in 1968 – Peaked at 12% of MF market circa 1985/1990 with 5,000+ users in 60+ countries – Particularly strong in Germany, US, Spain, South America – Current installed base < 3,000 (predominantly mainframe) Typical Users – High volume transaction processing systems – Custom application development – Financial services - particularly banks and insurance – Governments Natural / Adabas Overview
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FBD Associates Inc. Software AG Market Position Natural/Adabas maintenance fees > 45% total revenue New products (Tamino - an XML DB) “me too” and low $ Growing services revenues / profitable via cost cutting Shareholder structure makes acquisition unlikely
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FBD Associates Inc. Technology – Natural/Adabas use declining – Non-relational versus relational – Limited web capabilities – Stovepipe architectures Costs – SAG maintenance cost increases >> Inflation – Developer productivity Human Resources – Availability – Age demographics Migration Drivers
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FBD Associates Inc. Migration Strategies ( and Tool Support) Low Business Fit High Cost Low Code Transformation (NatMiner + JavNat) Application Replacement (NatMiner) Re-write (NatMiner) Adabas Emulation (NatMiner+ NatLink)
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FBD Associates Inc. Application Profiles for Migration Assessments – Metrics and audit Reports – DB access reports – DDM and FDT usage reports – CLOG analysis reports – Translation issues and complexity scores – WorkFile, 3GL calls, ……………. reports Design Recovery for Replacement and Re-write Strategies – Module, data element and text search – FDT normalization to equivalent relational schema – Field validation rules – Leverage analyst productivity to reduce costs NatMiner Capabilities
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FBD Associates Inc. NatMiner Process Overview
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FBD Associates Inc. NatMiner Web Delivery
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FBD Associates Inc. NatMiner Customer Web Interaction
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FBD Associates Inc. NatMiner Demonstration
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FBD Associates Inc. Natural / Adabas >>>>>>>>>>> Java / Oracle – Generates 3 tier J2EE application – JDBC access – IDE and platform independent – Minimal hand editing of generated code (<< 5%) – User interface improvements easily implemented – Logic quality and business rules unchanged Limitations – Functionally Equivalent – 3270 screens in a browser – Logic quality and business rules unchanged!! JavNat Capabilities
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FBD Associates Inc. Basic Normalization – ISN as key – MUs and PEs mapped to child and grandchild tables – SPs and SBs mapped to physical fields updated by triggers – Descriptors mapped to indices – Customer controls naming conventions (Web interaction!) – Data type conversion options Tuning – Basic schema can be de-normalized JavNat - Adabas FDT Transformation
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FBD Associates Inc. Customer Unique Java Classes – One generated Java class per Natural module – Statement-to-statement transformation within modules – One Java method per Natural statement – Natural “look and feel” preserved by: – Use of class and method naming conventions – Retention of original comments – Retention of application and module structures JavNat Base Classes – Custom classes to implement “Natural runtime” functionally – Delivered to customer as part of transformed application JavNat - Natural Source Transformation
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FBD Associates Inc. JavNat Process Overview
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FBD Associates Inc. Automation – Low cost solution – Minimize implementation schedule – Lower project risk – Consistent user interface – Functional equivalence simplifies testing and user training Business – Proven business logic preserved – Limited user training and documentation updates – Eliminate SAG products, license fees and maintenance costs – Ease staff transition to Java – IDE, DBMS and platform choices! JavNat - Benefits
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FBD Associates Inc. FBDA Natural / Adabas Solutions – Reduce the cost and risk of migration – Minimize implementation schedules – Support a variety of migration strategies – Enable graceful transition to new technologies Questions???? www.fbda.ca Conclusion
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