This is a minimal installation of Ponder + PostgreSQL that will get you up and running with the Ponder blockchain indexing framework.

Features

• PostgreSQL server
• Ponder indexer
  • Railway is pre-configured to run it
  • Environment variables pre-populated with the database and common RPCs
  • Applies the --schema parameter to enable zero-downtime deployments
  • Exposes GraphQL at the /graphql endpoint
  • Exposes the Ponder SQL API at the /sql/ endpoint
  • Sample indexing of the Chainlink ETH-USD price feed

Next Steps

• Add ABIs under /abis
• Add contract definitions under /ponder.config.ts
• Define the schema in /ponder.schema.ts
• Read the Ponder docs