Supabase pool rescue

Supabase database connection pool errors in production

Supabase has a limited number of database connections. AI-built apps that create a new connection per request quickly exhaust the pool and fail.

What is probably broken

Your app works with a few users but crashes with too many connections errors as traffic grows.

What production should look like

Proper connection pooling that handles growing traffic without database errors.

STEP 01

Check current connection usage

Find out how many connections your app is actually using.

  • Check the Supabase dashboard for active connection count.
  • Identify which parts of your app create new connections.
  • Look for connection leaks where connections are not being released.

STEP 02

Configure connection pooling

Use Supabase built-in pooler or add your own.

  • Enable Supabase connection pooler in the dashboard.
  • Update your app to use the pooler connection string instead of direct.
  • Configure pool size based on your plan limits and expected traffic.

STEP 03

Test under load

Verify the pool handles concurrent requests without errors.

  • Run concurrent requests against the production database.
  • Monitor connection count during the test.
  • Adjust pool size or app connection logic if errors persist.

Quick check

Is your app production-ready?

If you cannot tick all five, we can fix it. Send us the repo and we handle the rest.

  • ?Custom domain with HTTPS
  • ?Environment variables configured
  • ?Database wired and backed up
  • ?Auto-deploy on push
  • ?Smoke tested and live

Free checklist

Deploying this yourself?

Get the exact 5-step checklist we run before every deploy. No fluff, just the things that actually break.

No spam. Your email is only used to send the checklist.

Done-for-you deploy

RepoAssistant configures Supabase connection pooling during production deployment to prevent connection errors.

Fixed price per repo. 24h delivery or full refund. No hourly billing.

Deploy my app

Related guides