Major Airline Upgrades: Old Version Sybase to Microsoft SQL Server

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Challenge

The airline industry is very time-sensitive. It depends on strong computer systems to manage flight operations effectively.

A major US airline company had been using Sybase ASE on Linux for years. However, they faced performance challenges and high overhead that were impacting their ability to maintain safe and efficient operations.

To address these issues, the company decided to migrate to Microsoft SQL Server. However, given the critical nature of their operations, minimizing downtime during the upgrade process was paramount.

To achieve this, they sought expert help to create a custom upgrade plan. This plan included a way to implement changes without any downtime, ensuring that airline services would continue without interruption.

Solution

To migrate Microsoft SQL Server in a mission critical operations environment, a carefully planned approach is essential. The main criterion was to minimize downtime (Zero Downtime) throughout the entire process.

The IT Manager decided that only the expert team in the industry could handle this critical job. They were referred to RalanTech for this role. RalanTech’s team worked closely with the client to create a smooth migration plan. This plan aimed to reduce downtime and keep the system safe. .

The team used a clear step-by-step method to move Sybase ASE to Microsoft SQL Server on the latest Linux platform.

Implementation Steps

  • Assess Current Environment and Goals:Evaluate existing Sybase Server configuration and define migration objectives.
  • Develop a Migration Plan:Identify critical systems, create a phased approach, and design a rollback plan.
  • Test and Validate:Set up a test environment and thoroughly test performance and compatibility.
  • Implement Upgrade in Phases:Prioritize systems, monitor closely, and address issues promptly.
  • Provide Training and Support:Ensure adequate training and support for staff.
Benefits:

Following the successful migration and upgrade, the client has continued to partner with RalanTech subscribed to our managed services. RalanTech’s ongoing system maintenance ensures seamless upgrades and streamlined IT processes.

Results

Post-Migration Achievements

Since the migration, the client’s system has experienced significant advancements:

  1. Enhanced Availability: High availability at both application and database levels now supports uninterrupted operation of mission-critical systems.
  2. Improved Architecture: The revamped platform architecture provides increased scalability, future-proofing the airline operations for years to come.
  3. Continuous Support: RalanTech’s managed services ensure the system remains at the forefront of technological advancements.

This successful partnership demonstrates RalanTech’s commitment to delivering long-term value and technological excellence to its clients.

 

Conclusion

RalanTech is a leading IT consulting firm specializing in database management and migration. Their expertise covers Microsoft SQL Server, Sybase, Oracle, MySQL, PostgreSQL and other leading database software.

RalanTech provides various services. They cater to specific project needs and offer ongoing managed services. This helps ensure the best database performance.

Learn more about RalanTech at www.ralantech.com or call 813-600-3297.