Dynamics 365 for Finance and Operations Development Cookbook - Fourth Edition

How it works...

In this recipe, we created a new display method in the CustGroup table to show the description of Terms of Payment, which is defined in a Customer group record. In the method, we use a query to retrieve only the Description field from the PaymTerm table. Here, we can use the find() method of the PaymTerm table, but that will have decreased the display method's performance, as it returns the whole PaymTerm record when we only need a single field. In a scenario such as this, when there are only a few records in the table, it is not so important; however, in the case of millions of records, the difference in the performance will be noticeable. This is precisely why we need to cache the display method that we have covered in this ...