Alternate Keys facilitates two functions inside Dynamics 365:
- Duplicate detection based on a combination of fields.
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Integrating Dynamics 365 with existing systems, using SDK.
For Example: Duplicate detection rule for Account: Combination of First Name, Last Name and Email.
Each alternate kay must be given a unique name.
Alternate key can consist for one or more fields.
After creating Alternate key, you can use CD to integrate with external applications.
To Create Alternate Keys:
- Open Customization
- Click Keys under an entity (for example: Contact)
- Click New to create a new entity.
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Select the keys for which you would like to track duplicate records (let’s say Email and Fax).
- Click OK and Publish Customization.
- Try creating two contacts with same Email and Fax and check if you receive a duplicate key warning.
