Stairway to Advanced T-SQL

Stairway to Advanced T-SQL Level 9: Compare, Modify, Derive and Validate Date and Time Values

When you build applications that store data in SQL Server you will most likely have to store dates and times, and you’ll call functions to do date manipulations. It is important to understand the different date and time data types, and when to use one data type over another. In this level I will be exploring the different date and time data types and discussing when each type is appropriate.

Mathematicians and SQL

Georg Ferdinand Ludwig Philipp Cantor is considered the creator of set theory, and his theories are the basis for the naïve set theory you learned in school. But there are lots of other mathematicians you should know, such as Hilbert, Frege, Russell, Zermelo and Dedekind. They made a lot of contributions, too. Hilbert Hilbert is […]

DAX financial functions: Depreciation calculations

Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson continues his series surrounding the DAX financial functions. In this article, he exposes four functions that are popular in the calculation of depreciation and amortization. Those accustomed to these functions within Excel will find the syntax, uses and operation of the functions familiar within the Power BI environment.

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Logical crossroads in Azure Data Factory (IF and Filter operations)

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(2021-Jan-19) I was raised listening and reading fairy tales where the main character would reach...

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Use Domain Account for SQL Server service on Linux

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Currently, while installing SQL server we use a local linux account to run the...

Reversing a String in Python

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Group By and JOIN within SQL Server (when dealing with multiple columns)

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I have 2 tables, df1, and df2. I would like to join the two...

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