May 2017
Intermediate to advanced
442 pages
11h 55m
English
Content preview from Extending Microsoft Dynamics 365 for Operations Cookbook
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How it works...
The first new concept is the use of the clustered index to control the order that the records are displayed in grid controls. This is simply using the fact that SQL will return records in the order of the clustered index. Composite keys are fine for this purpose, but we just wouldn't usually use them as a primary key.
We also touched on Surrogate keys, which we have so far avoided. The explanation requires a little bit history to understand. These were introduced in AX 2012 as a performance aid and allowed features like the ledger account lookup when entering general ledger journals. The problem is that they are hard wired to be RecId. So, when we added foreign key relations, the field created contained an unhelpful RecId ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.