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© 2022, Amazon Web Services, Inc. or its affiliates. All rights reserved.
CDL - EXTERNAL

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Migrating 600 databases to AWS
and making them better, faster,
and cheaper
C O M 3 1 1
Matt Houghton (he/him)
Data Architect
CDL

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CDL - EXTERNAL

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High availability

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Enterprise-grade database

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Hybrid cloud
Primary Secondary
Read-Only

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Move up the stack
• Learn by failing
• Undifferentiated heavy lifting
• Focus on the business problem

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Migration steps
• AWS Schema Conversion Tool
(AWS SCT)
• Change data capture (CDC)
• Database objects
• Database code
• Engine-specific functions
• Code/rewrite/rearchitect

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Change data capture

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Demo

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Event-driven
-

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Migration monitoring

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Automation
• Infrastructure as code
• Parameterize
• Switchover
• Rollback
• Reduce risk
• Consistency
• Speed of deployment

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Tuning
• join_collapse_limit
• from_collapse_limit
• work_mem
• pg_stat_statements
• pg_prewarm
• Long-running SQL
• Tools
• The organization

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What do the DBAs do now?
• Infrastructure as code
• More automation
• Config-driven deployments
• Faster upgrades/fixes
• Scale the business

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Developer experience
• Self-service
• Database clones
• Privacy automation
• Speed
• Preapproved queries
• Health checks
• Database-as-a-service product
• New skills

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Amazon RDS Ready

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Connection pooling

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Application logging

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Data encryption

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Database failure and performance

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Open source

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Fast refresh materialized views

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Fast refresh materialized views – Walkthrough

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Fast refresh materialized views – Walkthrough

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Fast refresh materialized views – Walkthrough

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Fast refresh materialized views – Walkthrough

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Demo

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Final tip

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Thank you!
Matt Houghton
@mattdevdba
Please complete
the session survey