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This talk shows how PostgreSQL triggers and LISTEN/NOTIFY can handle callbacks and coordinate data syncing in a Rails application. It covers trigger setup, connection management, logging, and avoiding continuous trigger loops.
Syllabus
Intro
About Me
Main Players
Key Connections
PG Triggers
Define a Function
Apply Trigger Function
PG Notify and Listen
Broadcast a Notification
Listen for Notifications
Using Rails Migrations
Syncing Process Design
Maintaining a Connection
Logging Triggers
Avoiding Continuous Trigger Loops
Selving for Edge Cases
Resources
Taught by
Ruby Central