A lot of numbers that we use everyday such as Bank Card numbers, Identification numbers, and ISBN codes, have check digits. As part of the routine data cleansing of such codes we must check that the code is valid- but do we? Dwain Camps shows how it can be done in SQL in such a way that it could even be used in a constraint, and keep bad data out of the database.
The SSC team has put together a little quiz on database source control to go with Rob Richardson, Robert Sheldon, and Tony Davis' new book, SQL Server Source Control Basics. Do you daydream about source control... or daydream to avoid it?
This article demonstrates a method of importing a data file directly into a temporary table and selectively inserting data from the temporary table into a SQL Server table, all in a single set of SQL commands.
A good DBA needs to have good technical skills but he also has to have good personal skills. In this article, Greg Larsen discusses the personal skills a DBA should have.
Phil Factor explains that being a consultant in the latest IT hot topic is a worthy role. Someone has to do it, and Phil explains why.
In this lesson we will learn the basics of DMX and create some samples.
In this lesson we will learn the basics of DMX and create some samples.
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On which Linux versions is SQL Server 2025 on Linux supported?
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