Legacy System Automated Modernization – Data Migration
Challenge:
A leading bank needed to migrate its legacy databases to PostgreSQL without disrupting ongoing operations.
The key challenge was to ensure zero downtime during migration while maintaining data consistency, accuracy, and high performance for managing large volumes of financial data.
The modernization effort required:
- Seamless transition with uninterrupted banking services.
- Accurate migration of sensitive financial records.
- Enhanced performance and scalability of the new PostgreSQL environment.
Solution:
OKRUTI executed a phased and automated data migration strategy that ensured reliability, zero downtime, and full integrity throughout the process.
Key Highlights:
– Custom ETL Scripts: Developed advanced ETL processes to extract, transform, and load data smoothly into PostgreSQL.
– Incremental Data Sync: Implemented real-time replication to keep legacy and new databases in sync until final cutover.
– Data Integrity Testing: Conducted comprehensive validation of records, schema, and referential integrity post-migration.
– Performance Optimization: Tuned PostgreSQL indexes and queries to achieve faster transaction speeds and better system responsiveness.
This approach ensured a flawless migration experience with complete data accuracy and uninterrupted business operations.
Results achieved:
✔ Faster System Performance: Accelerated query processing and improved scalability.
✔ Enhanced Performance: Improved database query speed and overall transaction efficiency.
✔ Scalable Infrastructure: Established a robust PostgreSQL environment supporting future growth and analytics.
✔ Future Scalability: Established a high-performance, scalable database architecture to support continued growth and modernization.
Feedback from a customer:
“OKRUTI transacted a practically supremely smooth migration of DATA and no DATA WAS LOST.”