At a Glance

Industry	Leading Global Insurance and Investment Company
Organization	Multi-National Insurance Services
Migration	Oracle Reports to JasperReports
Challenge	Modernize end-of-life Oracle Reports system to enable real-time reporting
Scope	Critical financial, compliance, and executive decision-making across global business units
Timeline	Delivered on time and within budget

Multi-National Insurance Services

Enterprise Oracle Reports to JasperReports Migration for the Financial Industry

Customer Background

A Global Financial Services Leader Modernizing Its Reporting Infrastructure

A leading international financial services group serves millions of customers in Asia, Canada, and the United States. The organization manages over $400 billion in assets under administration and employs approximately 35,000 people globally. This financial services provider operates in life insurance, health insurance, investment management, and wealth solutions, with operations spanning 17 countries across multiple time zones and regulatory jurisdictions. As part of its analytics modernization strategy, it partnered with DataTerrain to migrate its reporting environment to JasperReports while ensuring uninterrupted business operations.

Customer Storeis

The Challenge

A Critical Need to Modernize Aging Reporting Systems While Maintaining Zero Disruption

The organization needed a partner who could handle the scale and complexity of migrating 1,100+ reports from Oracle Reports to JasperReports while maintaining continuous operation of mission-critical reporting systems.

Complex legacy report architecture

1,100+ Oracle Reports spanning multiple generations with embedded custom logic, PL/SQL procedures, and proprietary Oracle formatting. Reports with complex joins, subqueries, and database dependencies did not map one-to-one to JasperReports architecture.

Oracle-specific features not natively supported in JasperReports

Oracle-specific SQL syntax and functions needed translation or recreation in the database. Oracle formatting features (text patterns, field editors) have no direct equivalent in JasperReports.

Scriptlet development for program units

Oracle Program Unit logic (before-report, after-report, between-pages) required custom JasperReports scriptlet development, along with complex business logic transformation from PL/SQL to Java scriptlets.

Conditional formatting and layout logic

Conditional formatting rules embedded in Oracle Reports needed translation to JasperReports expressions. Page break logic and section formatting required restructuring, and font, color, and style conditions based on data values needed reimplementation.

Data sensitivity and security compliance

Financial data requires strict access controls, row-level security, and compliance with data residency requirements across multiple jurisdictions.

Global reporting requirements

Mission-critical reporting across three regions (Philippines, Indonesia, Vietnam) with different compliance regulations and reporting timelines.

Our Solution

DataTerrain's Phased, Automation-Led Migration Methodology

DataTerrain designed a phased, risk-mitigated migration strategy combining automated conversion tools with expert validation, custom development, and extensive quality assurance.

1

Discovery and Rationalization

Comprehensive inventory and classification of all 1,100+ reports, analyzing complexity, data source dependencies, custom logic, and compliance requirements. Identified simple reports (76%), moderately complex reports (19%), and highly complex reports (5%).

2

Report Conversion and Optimization

Used a proprietary conversion engine to automatically translate Oracle Reports (.rdf) to JasperReports JRXML format with 90% automation success. Subject matter experts manually refined the remaining 10% and implemented complex business logic using JasperReports scriptlets.

3

Deployment

Stored all 1,100+ JRXML files, scriptlets, and configurations in a centralized Git repository with full change history, author tracking, and pull request reviews before production deployment.

4

Validation and Quality Assurance

Performed multi-layer validation: pixel-perfect output comparison, API-level testing via Postman collections, data accuracy validation, performance testing with production volumes, and compliance validation across all 1,100+ report endpoints.

5

Parallel Operations and Cutover

Ran Oracle Reports and JasperReports in parallel with daily validation jobs, then executed a controlled cutover with 24/7 support.

Business Impact

Outcomes That Mattered to the Business

On-Time and On-Budget Delivery

Successfully migrated 1,100+ reports within 13 months, accelerating the timeline and exceeding project delivery expectations.

Zero-Defect Accuracy

Multi-tool testing framework reduced manual QA effort by 65%. Beyond Compare automated comparison achieved 99.8% defect detection across all reports.

Exceptional Performance Gains

35% average query performance improvement, enabling real-time analytics across the enterprise.

Version Control

100% of all reports managed in a Git repository with complete change tracking and audit trails.

Automation Excellence

95% automation rate with expert validation across all report types.

Zero Production Downtime

Parallel operations maintained throughout the entire migration lifecycle.

Bottom Line

Why Choose DataTerrain

DataTerrain succeeded through its proprietary automation engine, which converted 1,100+ reports with minimal manual effort. Expert validation by senior architects ensured 100% accuracy across mission-critical financial reporting, while a parallel operations strategy eliminated production risk. A global delivery model maintained 24/7 support throughout the migration, together turning a complex, large-scale Oracle Reports-to-JasperReports transition into an on-time, on-budget rollout across all global operations.

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"DataTerrain's expertise and automation-driven methodology transformed our critical reporting infrastructure. Their automated conversion tools, combined with expert validation, gave us confidence that we maintained 100% accuracy while achieving significant cost savings. The parallel migration approach eliminated all business disruption while delivering substantial cost savings. Most importantly, the new JasperReports platform has become a competitive advantage, enabling faster reporting cycles and real-time analytics across our global operations." Business Intelligence Leadership
Multi-National Insurance Services