Categories
SQL

Testing Permissions with EXECUTE AS

When you’re developing a new database solution you’ll inevitably want to apply some security to that data. If you have complex security requirements with users being members of multiple groups or implementing multiple roles within the database it can become tricky to ensure that everything is working exactly as you like. It’s certainly a hassle […]

Categories
SQL

Additional Temporal Table Features

We’ve recently been looking at temporal tables, how they work, we query them and how to modify them. All of these are consistent since the feature was added in SQL Server 2016. There are however a couple of extra features which were added in 2017 to make these even more usable. Let’s use our previous […]

Categories
SQL

Modifying Temporal Tables

Recently we’ve been looking at temporal tables including the basics for using them and options for querying them. Continuing with this theme – and given that tables rarely remain static – we’ll look at what we might need to consider when modifying their structure. As with the previous posts we’ll start our with our sample […]

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Personal SQL T-SQL Tuesday

T-SQL Tuesday #150 – My First Tech Job

This month’s invitation from Kenneth Fisher asks us to share our first tech job. As he points out there are a lot of DBAs who don’t start out working with databases and we slowly succumb to the dark side (my words, not his), intentionally or otherwise. During a gap year whilst at university I joined […]

Categories
SQL

Querying Temporal Tables

During our initial introduction we briefly saw how to query temporal tables but there were a couple of specific bits which I wanted to cover around querying these tables. The first of these concerns the point in time we query against and the second is how we go about using that point in time to […]