17 April 2019
17 April 2019

The Future of Medicine

If you are a Star Trek fan, you’ve seen the future of medicine, or at least how the writers imagine it will be. Painless, needless injections are given by hypospray devices, right through clothing with no chance of cross-contamination. The medical tricorder provides an accurate diagnosis in seconds. Broken bones, illnesses, and injuries are quickly … Read more
17 April 2019
17 April 2019

Using the FILTER Function in DAX

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In the previous article of this series, Andy Brown of Wise Owl Training explained how to use the oh-so-important CALCULATE function in DAX to make changes to the default filter context within a formula. This article shows how you can use the FILTER function to do something similar and explains the differences between the two approaches. … Read more
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15 April 2019
15 April 2019

The BI Journey: The Expert’s Advice – Part 2

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A BI project should return value to the company quickly, not only after months or even years of work. In this article by Gogula Aryalingam, Ruthie, the intern, determines which items from her manager's requirements she can complete before the big meeting. She continues working on her semantic model by including a Date table, the star schema, measures, formatting, and more.… Read more
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09 April 2019
09 April 2019

Processing Data Using Azure Data Lake, Azure Data Analytics, and Microsoft’s Big Data Language U-SQL

Data analytics has become one of the powerful domains in the world of data science. An enormous amount of data is being generated by each organization in every sector. Computer science has found solutions to store and process this data in a smart way through a distributed file system. One such example is Azure Data Lake. It uses the Hadoop Distributed File System, and to perform analytics on this data, Azure Data Lake storage is integrated with Azure Data Analytics Service and HDInsight. In this article, Suhas Pande will explain how to store data using Azure Data Lake and how to perform data analysis on it using U-SQL, a big data SQL and C# language. … Read more
09 April 2019
09 April 2019

Designing Highly Scalable Database Architectures

While architecting cloud native applications, you need to ensure that your system is highly available, performant, scalable, fault tolerant, and has the capability to recover from a disaster scenario. In this article, Samir Behara discusses the options available when designing the database architecture to achieve scalability.… Read more
03 April 2019
03 April 2019

SQL For Cosmos DB – Tips and Tricks

Building on the introduction to the SQL used by Cosmos DB in the first article in the series, here you will learn how to handle some of the more classic challenges that you may face when querying JSON documents. Adam Aspin shows you some of the workarounds that are useful in practice when finding and shaping output data ready for further analysis.… Read more
13 March 2019
13 March 2019

Converting a History Table into a System-Versioned Temporal Table

Temporal tables were introduced with SQL Server 2016. To take advantage of this feature, you might start fresh with a brand new table. It is possible, however, to convert an existing table with accumulated history to the new functionality. In this article, Mala Mahadevan explains how to create temporal tables for both scenarios.… Read more
12 March 2019
12 March 2019

Why You Shouldn’t Hardcode the Current Database Name in Your Views, Functions, and Stored Procedures

“There are only two hard things in Computer Science: cache invalidation and naming things”Phil Karlton I’m terrible at naming things. I recently wrote some quick code to reproduce a design problem and demonstrate several options for solutions, and later realized that I’d named my objects dbo.Foo, dbo.FooFoo, and dbo.Wat. But I feel strongly about a … Read more
05 March 2019
05 March 2019

Resumable Online Index Create and Rebuild Operations

Index maintenance can be a real headache for database administrators as tables grow larger and maintenance windows shrink. In this article, Greg Larsen demonstrates resumable index operations available with SQL Server 2017 and 2019. This feature helps DBAs work around those small maintenance windows by allowing certain index operations to be paused and restarted again later.… Read more
26 February 2019
26 February 2019

What are Inline Indexes?

New releases of SQL Server arrive at a quick pace, and it's difficult to keep up with the many features introduced in each version. In this article, Phil Factor reviews a feature you may have missed, inline indexes. He covers the syntax and the many ways they can be used and then performs some performance tests to see if they can make a difference with table variables.… Read more