August 2019
Beginner to intermediate
696 pages
15h 45m
English
book
Mastering SQL Server 2017
by Milos Radivojevic, Dejan Sarka, William Durkin, Christian Cote, Matija Lah
Content preview from Mastering SQL Server 2017
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Leveraging table partitioning
Loading even very large fact tables is not a problem if you can perform incremental loads. However, this means that data in the source should never be updated or deleted; data should only be inserted. This is rarely the case with LOB applications. In addition, even if you have the possibility of performing an incremental load, you should have a parameterized Extract- Transform-Load (ETL) procedure in place so you can reload portions of data loaded already in earlier loads. There is always the possibility that something might go wrong in the source system, which means that you will have to reload historical data. This reloading will require you to delete part of the data from your DW.
Deleting large portions of ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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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.