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Category: Self-Promotion

Filegroup Backup and Restoration in SQL Server

I have a new video:

In this video, I show how to back up and restore SQL Server databases in piecemeal form, using filegroups to manage read-only versus read-write data, and bringing the most important data back online sooner in a recovery scenario.

I found the process to be a bit trickier than I had first expected, so I’m hoping this video has enough legs to prevent others from running into some of the problems I experienced.

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Restoring a Database in Three Separate Ways

I have a new video:

In this video, I show how to restore SQL Server databases using SQL Server Management Studio, T-SQL, and the dbatools PowerShell module.

Originally, I had plans on covering SSMS + T-SQL in one video, and then dbatools in a second. Then I decided, well, why not just cover both of them in the same video? And this is how we get to half-hour long videos.

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Backing up SQL Server via PowerShell

I have a new video:

In this video, I show how to perform a variety of database backup operations via PowerShell, using the dbatools PowerShell module. I also show how easy it is to test a database backup using dbatools.

I finally have a video shorter than 10 minutes long. Don’t worry, the next one will blow right past that figure.

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Backup Types and Recovery Models in SQL Server

I have a new video:

In this video, I cover the three recovery models available to SQL Server, describe (most of) the types of backups you can take, and spend a bit of time covering Recovery Point Objective & Recovery Time Objective.

The advice for video length that people tend to give is 8-10 minutes. I typically average closer to 15 minutes per video. This one is nearly 30 minutes long because there’s just so much information to cover, even with me repeatedly saying “Don’t worry, I’ll cover this bit in a future video.”

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Why Take Backups in SQL Server?

I’ve started a new video series:

In this video, I explain why it is so important to back up your databases. From there, we see one technique for taking these backups in SQL Server: using SQL Server Management Studio. We review some of the backup metadata you can collect and also see how to compress and encrypt backups.

The first few videos in the series have all gone a bit longer than I expected, and that’s even with me pointedly ignoring most everything to do with tape drives.

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New Video: The Naive Bayes Set of Algorithms

I have a new video:

In this video, I cover a class of algorithm that is neither particularly naive nor particularly Bayesian: Naive Bayes.

I am a bit tongue in cheek with that description, as technically I’ll give you that the class of algorithms is “naive.” But I do still have some fun with the name and then show how we can use Naive Bayes to build a quick-and-dirty model that’s at least somewhat effective.

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An Overview of Logistic Regression

I have a new video:

In this video, I provide a primer on logistic regression, including a demystification of the name. Is it regression? Is it classification? Find out!

I have a lot of fun with this “Is logistic regression actually a regression technique, or is it secretly a classification technique?” I think this video is the single clearest explanation I’ve given on that question, which probably says something about my prior explanations.

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Gradient Boosting for Classification

I have a new video:

In this video, I take a look at an alternative to bootstrap aggregation & random forest: boosting. We cover a brief history of boosting and see how it works in action with XGBoost and LightGBM.

This is probably the video with the single largest number of links in my show notes. It’s also one of the shortest in the series; it’s funny how things work out sometimes.

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