SQL Server 2016 and Azure SQL Database both give you tables that automatically keep track of changes to your data. Here's how to both create those tables and alter existing tables so they track the ...

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The indexes on a the tables of a large database make a huge difference in its performance and utility. Without an index, locating a single record in a large table can take several seconds; with the ...

Although tables in SQL databases typically contain massive amounts of data, they’re not always in a format that can be used by data analysts. The data records in these tables need to be filtered ...

I've been playing around with the new Microsoft service, currently in preview and it's time to show off what it can do. Have you ever struggled with a database performance problem or ever struggled to ...

While temporal data support is something that has existed in the past within other database platforms, it is a newly available feature with the RTM version of SQL Server 2016. In case you haven’t ...

Imagine having round-the-clock access to fresh, up-to-date information on a topic you care about—automatically collected, stored in the cloud, and available to anyone you choose. That’s exactly what ...

Both Excel and SQL databases have their pros and cons. But most people are more familiar with Excel than a database. For this reason, you might want to turn your Excel into a sort of SQL database ...

Write code that maps a Ruby class to a database table Write code that inserts data regarding an instance of a class into a database table row Why map classes to tables? Our end goal is to persist ...