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Web API Reference


Applies To: Dynamics 365 (online), Dynamics 365 (on-premises), Dynamics CRM 2016, Dynamics CRM Online

This section contains reference documentation of the types, functions, and actions that constitute the Web API for Microsoft Dynamics 365 (online & on-premises).

In This Section

  • Web API EntityType Reference
    An EntityType represents an entity type in the OData v4 entity model.

  • Web API Action Reference
    Actions represent operations that may have observable side effects, such as creating or updating records. An action may require parameters and may return a value. Actions may be bound to entity types.

  • Web API Function Reference
    A function is an operation that doesn’t have observable side effects. Functions typically retrieve data. They may have parameters and they may return values. Functions may be bound to entity types.

  • Web API Query Function Reference
    Query functions are functions that can be used as a filter criteria in a query. They accept parameters and return a Boolean value.

  • Web API ComplexType Reference
    A ComplexType represents structured data that doesn't have a key. Complex types are frequently returned as a response from using an action or function or passed as a parameter to a function..

  • Web API EnumType Reference
    An EnumType represents an enumeration type in an OData v4 entity model.

  • Web API Metadata EntityType Reference
    Metadata EntityTypes represent the types used in the Microsoft Dynamics 365 metadata model. For information about using these entity types, see Use the Web API with Dynamics 365 metadata.


OData - the best way to REST

OData Version 4.0 Part 1: Protocol

OData Version 4.0 Part 2: URL Conventions

OData Version 4.0 Part 3: Common Schema Definition Language (CSDL)

Use the Microsoft Dynamics 365 Web API

Web API types and operations

Perform operations using the Web API

Microsoft Dynamics 365

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