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Column Store
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ذخیره سازی ستونی (دیتابیس های ستون گرا)

Column Store

Take this SQL Server 2014 course, and get the details on data warehousing and security enhancements. Find out about columnstore index and how it accelerates the execution of data warehouse queries by up to 100x order of magnitude, while achieving significant (commonly 10x) data compression. Hear about two big changes that impact query plans in data warehousing applications using a re-architected cardinality estimator and a new way to manage statistics on a large table. Finally, explore separation of duties (SoD) in SQL Server, in terms of business needs, plus roles and permissions.

درس 1: اساس تجارت


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