MySQL Databases to Cloud SQL Migration

Zero-downtime migration of 50+ MySQL databases to fully managed Google Cloud SQL with enhanced security and performance.

MySQL to Cloud SQL Migration

The Challenge

A major financial services company was struggling with the operational overhead of managing 50+ self-hosted MySQL databases across multiple data centers. They faced challenges with:

  • High operational costs for database administration
  • Complex backup and disaster recovery procedures
  • Security compliance requirements for financial data
  • Performance bottlenecks during peak transaction periods
  • Difficulty scaling databases during growth phases

Our Approach

CloudBrainy designed and executed a comprehensive migration strategy that prioritized zero downtime and data integrity:

  • Detailed database assessment and dependency mapping
  • Cloud SQL instance sizing and architecture design
  • Database Migration Service (DMS) implementation
  • Continuous replication setup for minimal cutover time
  • Security hardening with Private Service Connect
  • Comprehensive testing and validation procedures

Key Deliverables

Database Assessment

Complete inventory and compatibility analysis of all 50+ databases

Architecture Design

High-availability Cloud SQL configuration with regional failover

Security Framework

PCI-DSS compliant security controls and encryption

Migration Automation

Automated migration pipelines with rollback capabilities

Results & Impact

60%
Reduction in Database Admin Costs
99.99%
Database Availability SLA
Zero
Downtime During Migration
3x
Faster Query Performance

Technologies Used

Google Cloud SQL Database Migration Service Private Service Connect Cloud IAM Cloud Monitoring MySQL 8.0