n8n-nodes-supabase-upsert

Community node for n8n that adds a Supabase Upsert operation.

Features

• Upsert single rows or bulk rows
• Optional on_conflict handling
• Choose merge or ignore behavior for conflicts

Setup

1. Install dependencies: npm install
2. Build: npm run build
3. Publish or link into your n8n instance

Credentials

Create a credential in n8n with:

• Project URL
• Service Role Key (required for upsert into protected tables)

Notes

Supabase upsert requires primary keys or on_conflict columns to be present in the payload.