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Updated sample implementation to use MongoDB event store
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‎README.md

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[![](https://dcbadge.vercel.app/api/server/fTpqUTMmVa?style=flat)](https://discord.gg/fTpqUTMmVa) [<img src="https://img.shields.io/badge/LinkedIn-0077B5?style=for-the-badge&logo=linkedin&logoColor=white" height="20px" />](https://www.linkedin.com/in/oskardudycz/) [![Github Sponsors](https://img.shields.io/static/v1?label=Sponsor&message=%E2%9D%A4&logo=GitHub&link=https://github.com/sponsors/oskardudycz/)](https://github.com/sponsors/oskardudycz/) [![blog](https://img.shields.io/badge/blog-event--driven.io-brightgreen)](https://event-driven.io/?utm_source=event_sourcing_nodejs) [![blog](https://img.shields.io/badge/%F0%9F%9A%80-Architecture%20Weekly-important)](https://www.architecture-weekly.com/?utm_source=event_sourcing_nodejs)
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[![](https://dcbadge.vercel.app/api/server/fTpqUTMmVa?style=flat)](https://discord.gg/fTpqUTMmVa) [<img src="https://img.shields.io/badge/LinkedIn-0077B5?style=for-the-badge&logo=linkedin&logoColor=white" height="20px" />](https://www.linkedin.com/in/oskardudycz/) [![Github Sponsors](https://img.shields.io/static/v1?label=Sponsor&message=%E2%9D%A4&logo=GitHub&link=https://github.com/sponsors/event-driven-io)](https://github.com/sponsors/event-driven-io) [![blog](https://img.shields.io/badge/blog-event--driven.io-brightgreen)](https://event-driven.io/?utm_source=event_sourcing_nodejs) [![blog](https://img.shields.io/badge/%F0%9F%9A%80-Architecture%20Weekly-important)](https://www.architecture-weekly.com/?utm_source=event_sourcing_nodejs)
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![](./src/docs/public/logo.png)
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Read more in [documentation](https://event-driven-io.github.io/emmett/getting-started.html), join our [Discord Channel](https://discord.gg/fTpqUTMmVa) and ask any question.
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Check also my blog articles on Emmett:
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- [Announcing Emmett! Take your event-driven applications back to the future!](https://event-driven.io/en/introducing_emmett/)
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- [Testing Event Sourcing, Emmett edition](https://event-driven.io/en/testing_event_sourcing_emmett_edition/)
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- [Event Sourcing on PostgreSQL in Node.js just became possible with Emmett](https://event-driven.io/en/emmett_postgresql_event_store/)

‎samples/webApi/expressjs-with-esdb/.vscode/settings.json

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"editor.tabSize": 2,
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"files.exclude": {
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"**/*.tsbuildinfo": true
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"**/*.tsbuildinfo": true,
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"**/node_modules": true,
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"**/dist": true
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},
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"files.eol": "\n",
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‎samples/webApi/expressjs-with-esdb/README.md

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[![](https://dcbadge.vercel.app/api/server/fTpqUTMmVa?style=flat)](https://discord.gg/fTpqUTMmVa) [<img src="https://img.shields.io/badge/LinkedIn-0077B5?style=for-the-badge&logo=linkedin&logoColor=white" height="20px" />](https://www.linkedin.com/in/oskardudycz/) [![Github Sponsors](https://img.shields.io/static/v1?label=Sponsor&message=%E2%9D%A4&logo=GitHub&link=https://github.com/sponsors/oskardudycz/)](https://github.com/sponsors/oskardudycz/) [![blog](https://img.shields.io/badge/blog-event--driven.io-brightgreen)](https://event-driven.io/?utm_source=event_sourcing_nodejs) [![blog](https://img.shields.io/badge/%F0%9F%9A%80-Architecture%20Weekly-important)](https://www.architecture-weekly.com/?utm_source=event_sourcing_nodejs)
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[![](https://dcbadge.vercel.app/api/server/fTpqUTMmVa?style=flat)](https://discord.gg/fTpqUTMmVa) [<img src="https://img.shields.io/badge/LinkedIn-0077B5?style=for-the-badge&logo=linkedin&logoColor=white" height="20px" />](https://www.linkedin.com/in/oskardudycz/) [![Github Sponsors](https://img.shields.io/static/v1?label=Sponsor&message=%E2%9D%A4&logo=GitHub&link=https://github.com/sponsors/event-driven-io)](https://github.com/sponsors/event-driven-io) [![blog](https://img.shields.io/badge/blog-event--driven.io-brightgreen)](https://event-driven.io/?utm_source=event_sourcing_nodejs) [![blog](https://img.shields.io/badge/%F0%9F%9A%80-Architecture%20Weekly-important)](https://www.architecture-weekly.com/?utm_source=event_sourcing_nodejs)
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![](./docs/public/logo.png)
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‎samples/webApi/expressjs-with-mongodb/.vscode/settings.json

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"**/*.tsbuildinfo": true,
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"**/node_modules": true,
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"**/dist": true
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‎samples/webApi/expressjs-with-mongodb/README.md

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[![](https://dcbadge.vercel.app/api/server/fTpqUTMmVa?style=flat)](https://discord.gg/fTpqUTMmVa) [<img src="https://img.shields.io/badge/LinkedIn-0077B5?style=for-the-badge&logo=linkedin&logoColor=white" height="20px" />](https://www.linkedin.com/in/oskardudycz/) [![Github Sponsors](https://img.shields.io/static/v1?label=Sponsor&message=%E2%9D%A4&logo=GitHub&link=https://github.com/sponsors/oskardudycz/)](https://github.com/sponsors/oskardudycz/) [![blog](https://img.shields.io/badge/blog-event--driven.io-brightgreen)](https://event-driven.io/?utm_source=event_sourcing_nodejs) [![blog](https://img.shields.io/badge/%F0%9F%9A%80-Architecture%20Weekly-important)](https://www.architecture-weekly.com/?utm_source=event_sourcing_nodejs)
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[![](https://dcbadge.vercel.app/api/server/fTpqUTMmVa?style=flat)](https://discord.gg/fTpqUTMmVa) [<img src="https://img.shields.io/badge/LinkedIn-0077B5?style=for-the-badge&logo=linkedin&logoColor=white" height="20px" />](https://www.linkedin.com/in/oskardudycz/) [![Github Sponsors](https://img.shields.io/static/v1?label=Sponsor&message=%E2%9D%A4&logo=GitHub&link=https://github.com/sponsors/event-driven-io)](https://github.com/sponsors/event-driven-io) [![blog](https://img.shields.io/badge/blog-event--driven.io-brightgreen)](https://event-driven.io/?utm_source=event_sourcing_nodejs) [![blog](https://img.shields.io/badge/%F0%9F%9A%80-Architecture%20Weekly-important)](https://www.architecture-weekly.com/?utm_source=event_sourcing_nodejs)
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![](./docs/public/logo.png)
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# Emmett - Sample showing event-sourced WebApi with Express.js and PostgreSQL
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# Emmett - Sample showing event-sourced WebApi with Express.js and MongoDB
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Read more in [Emmett getting started guide](https://event-driven-io.github.io/emmett/getting-started.html).
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## Prerequisities
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Sample require PostgreSQL, you can start it by running
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Sample require MongoDB, you can start it by running
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```bash
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docker-compose up

‎samples/webApi/expressjs-with-mongodb/docker-compose.yml

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container_name: emmett_api
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profiles: [app]
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environment:
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- POSTGRESQL_CONNECTION_STRING=postgresql://postgres@postgres:5432/postgres
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- MONGODB_CONNECTION_STRING=mongodb://mongodb:27017/
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networks:
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- postgresql_network
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ports:
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- '3000:3000'
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#######################################################
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# PostgreSQL
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# MongoDB
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#######################################################
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postgres:
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image: postgres:15.1-alpine
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mongodb:
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image: mongo:6.0.12
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# environment:
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# MONGO_INITDB_ROOT_USERNAME: root
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# MONGO_INITDB_ROOT_PASSWORD: rootpassword
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ports:
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- '5432:5432'
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environment:
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- POSTGRES_DB=postgres
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- POSTGRES_PASSWORD=postgres
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- POSTGRES_USER=postgres
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- 27017:27017
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volumes:
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- mongodb-data:/data/db
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networks:
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- postgresql_network
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- mongodb_network
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pgadmin:
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container_name: pgadmin_container
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image: dpage/pgadmin4
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environment:
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- PGADMIN_DEFAULT_EMAIL=${PGADMIN_DEFAULT_EMAIL:[email protected]}
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- PGADMIN_DEFAULT_PASSWORD=${PGADMIN_DEFAULT_PASSWORD:-postgres}
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- PGADMIN_CONFIG_SERVER_MODE=False
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- PGADMIN_CONFIG_MASTER_PASSWORD_REQUIRED=False
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mongo-express:
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image: mongo-express
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restart: always
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ports:
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- '${PGADMIN_PORT:-5050}:80'
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entrypoint: /bin/sh -c "chmod 600 /pgpass; /entrypoint.sh;"
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user: root
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volumes:
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- ./docker/pgAdmin/pgpass:/pgpass
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- ./docker/pgAdmin/servers.json:/pgadmin4/servers.json
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depends_on:
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- postgres
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restart: unless-stopped
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- 8081:8081
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environment:
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# ME_CONFIG_MONGODB_ADMINUSERNAME: root
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# ME_CONFIG_MONGODB_ADMINPASSWORD: example
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# ME_CONFIG_MONGODB_URL: mongodb://root:example@mongodb:27017/
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ME_CONFIG_MONGODB_URL: mongodb://mongodb:27017/
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networks:
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- postgresql_network
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- mongodb_network
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networks:
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postgresql_network:
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mongodb_network:
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driver: bridge
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volumes:
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eventstore-volume-data:
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eventstore-volume-logs:
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mongodb-data:

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