Can we insert custom metadata using apex?

Can we insert custom metadata using apex?

DML operations aren’t allowed on custom metadata in Apex or the Partner or Enterprise APIs. You can perform DML operations with the Apex Metadata API. This example uses the Apex Metadata API to access and manipulate a custom metadata record.

Can we update custom metadata in Test class?

Your Apex test classes can see custom metadata types and access their fields and records. You can edit records in memory but not upsert or delete them. Apex code can deploy custom metadata records, but not by using a data manipulation language (DML) operation.

How to create custom metadata type in apex?

We can Create or Update Custom Metadata records using apex Metadata deployment. To do the Metadata deployment using apex, it requires a callback class with Metadata.DeployCallback interface. Here I have created a Custom Metadata Type (Tax Setting), to save Tax related information for an Application.

Can you create custom metadata in DML statement?

We cannot Create or Update Custom Metadata records using DML statement. We can Create or Update Custom Metadata records using apex Metadata deployment. To do the Metadata deployment using apex, it requires a callback class with Metadata.DeployCallback interface.

How to declare variables that refer to custom metadata types?

Declaring variables that refer to custom metadata types is similar to what you already do when working in Apex. For example, declare an Apex variable of a custom metadata type like this. Now let’s get the values of a custom field from all the custom metadata records of a certain type.

Is the createddate field uneditable in apex?

Audit fields (CreatedDate, CreatedBy, LastModifiedDate, LastModifiedBy, SystemModStamp) and calculated fields remain uneditable. DML operations aren’t allowed on custom metadata in Apex or the Partner or Enterprise APIs.