Edge computing allows running server-side code geographically close to users, but it introduces database connection challenges since edge functions are stateless and can exhaust database connections at scale. Prisma Accelerate solves this by providing a connection pooler and global edge cache, enabling database access over HTTP from edge environments. The tutorial walks through building a Next.js random quote app using Vercel Edge Functions and a PostgreSQL database, setting up Prisma Accelerate for connection pooling, and deploying the full stack to Vercel. Key steps include configuring the Prisma edge client, managing separate migration and runtime database URLs, and setting environment variables for deployment.
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