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What is name credential?
A named credential specifies the URL of a callout endpoint and its required authentication parameters in one definition. For example, if an endpoint URL changes, you update only the named credential. All callouts that reference the named credential simply continue to work.
Why do we use credentials?
Named Credentials also include an OutboundNetworkConnection field that you can use to route callouts through a private connection. By separating the endpoint URL and authentication from the callout definition, named credentials make callouts easier to maintain.
How to use named credentials in apex callout?
I did go through the link – https://developer.salesforce.com/docs/atlas.en-us.198.0.apexcode.meta/apexcode/apex_callouts_named_credentials_custom_headers_bodies.htm to learn that – The Salesforce admin must set up the named credential to allow Apex code to construct headers or use merge fields in HTTP headers or bodies.
What does named credentials as callout endpoints mean?
Named Credentials as Callout Endpoints A named credential specifies the URL of a callout endpoint and its required authentication parameters in one definition. Salesforce manages all authentication for Apex callouts that specify a named credential as the callout endpoint so that your code doesn’t have to.
Where do I find the named credential url?
To reference a named credential from a callout definition, use the named credential URL. A named credential URL contains the scheme callout:, the name of the named credential, and an optional path.
How to create an app with named credentials?
To begin, we will create a Connected App. In Setup, navigate to Create -> Apps and click the “New” button in the Connected Apps related list. Give your app a name; specify a placeholder Callback URL (we’ll update this later), and ensure you choose the “full” and “refresh_token, offline_access” OAuth Scopes.