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Important
This content is archived and is not being updated. For the latest documentation, go to New and Planned for Dynamics 365 Business Central. For the latest release plans, go to Dynamics 365 and Microsoft Power Platform release plans.
| Enabled for | Public preview | General availability |
|---|---|---|
| Admins, makers, marketers, or analysts, automatically | - | 
Apr 1, 2021 |
Index tuning is an important tool for partners to deal with performance issues due to data distributions that are different than the demonstration company.
Partners can add keys to tables and table extensions in an environment by using a table extension.
Both normal keys and SIFT keys are supported.
Table Keys (docs)
Training
Module
Extend and modify an existing table in Dynamics 365 Business Central - Training
Do you want to add extra fields to an existing table? This module discusses how you can modify an existing table by using table extensions.
Certification
Microsoft Certified: Dynamics 365 Business Central Developer Associate - Certifications
Demonstrate you have the skills to design, develop, test, and maintain solutions based on Dynamics 365 Business Central.