Supabase allows large datasets and can perform very fast lookup via their built-in API tools. Step 1: Set up your Supabase project Step 2: Upload your CSV Step 3: Find the API details and request URL Sample Request URL:https://<your_project_id>.supabase.co/rest/v1/<table_name>?<table_column>=eq.{zip} Headers: Short video of setting it up: How to setup autocomplete lookup to your Supabase database […]