Perform operations using the Web API

The Web API provides a modern, RESTful web service you can use to interact with data in Common Data Service using a wide variety of platforms, programming languages and devices.

Note

Information under this section is also applicable to the Dynamics 365 Customer Engagement (on-premises) users.

In this section

Compose Http requests and handle errors
Query Data using the Web API
Retrieve and execute predefined queries
Create an entity using the Web API
Retrieve an entity using the Web API
Update and delete entities using the Web API
Associate and disassociate entities using the Web API
Use Web API functions
Use Web API actions
Execute batch operations using the Web API
Impersonate another user using the Web API
Perform conditional operations using the Web API
Manage duplicate detection during Create and Update operations

See also

Use the Common Data Service Web API
Authenticate to Common Data Service with the Web API
Web API types, functions and actions