TimeLine Service GraphQL API

The recipes in this chapter describe how to use the TimeLine Service GraphQL API to construct queries that read data from the WellLine TimeLine Service.

Prerequisites:

• ​Authentication token​

• Familiarity with GraphQL syntax. If you do not know GraphQL, here are some resources to get you started:

  • ​Introduction to GraphQL Fundamentals ​

  • ​The Fullstack Tutorial for GraphQL

  • ​Build a GraphQL Server GraphQL

  • ​Data in React with Apollo Client​

• Some queries require certain roles/permissions, and are noted as such

Answers are provided as GraphQL queries/variables which can be used to interactively call the TimeLine Service through the GraphQL Playground, or in a programming language that provides support for GraphQL queries.