---
title: Revisit datasource, dataloader
tags: apollo, graphql, yoctol, workshop
---

# Revisit datasource, dataloader

### origin

https://www.apollographql.com/blog/optimizing-your-graphql-request-waterfalls-7c3f3360b051/

### datasource

https://www.apollographql.com/blog/a-deep-dive-on-apollo-data-sources/

https://www.apollographql.com/docs/apollo-server/data/data-sources/

https://khalilstemmler.com/blogs/graphql/how-apollo-rest-data-source-caches-api-calls/

### dataloader v2.0

https://github.com/graphql/dataloader/releases/tag/v2.0.0

### ref
https://odyssey.apollographql.com/
https://github.com/poetic/apollo-datasource-graphql