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Dev.to
5/12/2026
πŸš€ How to Create and Use RPC Functions in Supabase with Flutter (Step-by-Step Guide)

πŸš€ How to Create and Use RPC Functions in Supabase with Flutter (Step-by-Step Guide)

Short summary

Learn to move backend logic closer to your database using Supabase RPC functions with Flutter. This step-by-step guide covers creating SQL functions, testing them, and calling from Flutter code, plus common mistakes and best practices. RPC functions improve performance, security, and code reusability across clients.

  • β€’RPC functions allow you to write SQL logic and call it directly from Flutter as if it were an API
  • β€’Step-by-step guide covers creating functions, testing in SQL Editor, Flutter SDK integration, and UI usage
  • β€’Best practices: keep functions simple and focused, secure with RLS policies, use indexes, prefer RPC over multiple API calls

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