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When AUTO_UPDATE_STATISTICS Doesn’t Happen
If you are a conscientious database developer, you will be checking the execution plan of your queries to see if any optimization improvements are possible. You might expect an update of outdated...
View ArticleSQL Server Metadata Functions: The Basics
SQL Server includes a wide range of built-in functions that you can incorporate into your T-SQL expressions. One type of function that can be particularly useful, especially when working with system...
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Creating a Date Dimension in a Tabular Model
In my previous article, I explained how to create a date dimension in the SSAS multidimensional model. In this article, you will see how to create a date dimension in a tabular model. The tabular...
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The SQL Server 2016 Query Store: Forcing Execution Plans using the Query Store
The SQL Server 2016 Query Store – Part 1: Overview and Architecture The SQL Server 2016 Query Store – Part 2: Built-In Reporting The SQL Server 2016 Query Store – Part 3: Accessing Query Store...
View ArticleSQL Server System Functions: The Basics
SQL Server provides a set of system functions for working with database objects, settings, and values. You can use the functions to carry out a variety of tasks, such as generating sequential GUIDs,...
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SQL Server Internals: In-Memory OLTP
The SQL Server 2016 In-Memory OLTP engine (a.k.a. Hekaton) is designed to exploit terabytes of available memory and high numbers of processing cores. It allows us to work with memory-optimized tables...
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Simulating Bad Networks to Test SQL Server Replication
SQL Server replication works well on a low latency, high bandwidth network. When actual networks have high latency or limited bandwidth, problems may occur. Such conditions can be emulated with...
View ArticleI Have an Exclusive Lock, My Row Is Safe, Right?
Note: This is an update of a blog I posted in 2006 with a lot of additional information (I was less wordy in my 30s apparently). It is just as relevant today. I have a presentation I do occasionally on...
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Graph Edge Constraints and a Crystal Ball
When I read the list of new features in SQL Server 2019 I became very proud of my crystal ball powers. In July 2017 I published an article about Graph Database feature in SQL Server 2017. In this...
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Discovering Three or Four Part Names in SQL Server Database Code
I am in the middle of a project to enable our corporate databases to work with continuous integration using RedGate SQL Automation (and hopefully get a few blogs/articles out of it too.) One of the...
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Introduction to SQL Server Spatial Data
With the introduction of so many handheld devices that support features such as GPS and maps, the need to store spatial data in a relational database is greater than ever. Database systems such as...
View ArticleTemporary Tables in SQL Server
Temporary tables in SQL Server are just that. They are used most often to provide workspace for the intermediate results when processing data within a batch or procedure. They are also used to pass a...
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How to not go mad with schema compare in SSDT
SSDT (SQL Server Data Tools) is really great to manage database schema changes. However, due to a disappeared feature, SSDT can make you go mad very easily. The schema compare has a lot of...
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Heaps in SQL Server: Part 4 PFS contention
The series so far: Heaps in SQL Server: Part 1 The Basics Heaps in SQL Server: Part 2 Optimizing Reads Heaps in SQL Server: Part 3 Nonclustered Indexes Heaps in SQL Server: Part 4 PFS contention After...
View ArticleSQL Server interview questions for experienced developers
This article defines ten SQL Server tech interview questions for senior SQL server developers and provides answers and examples. While there are hundreds of articles and blog posts related to SQL...
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Visualizing a set of SQL Server Graph tables by generating TGF Format
In my last blog, I built some Powershell to take a graph that I had modelled and bring that into SQL Server in a format that could be imported into SQL Server node and edge tables. I have started on a...
View ArticleData Platform: Links to Study and Learn
Last Friday I appeared in the middle of a Brazilian Twitch live made by a friend and while they were talking and studying, I provided some links full of content to them. Nowadays, there are a lot of...
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Malta Data Saturday and Our New Era
The Malta Data Saturday is finishing. I still need to compile the numbers, but the comments and feedback are great. Let’s talk a bit about the story of this conference and I hope this story can provide...
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Simple Talk Storage 101 by Robert Sheldon
Gone are the days when implementing storage was simply a matter of standing up a few disk drives. Today’s data-intensive workloads require a variety of storage solutions to handle the unprecedented...
View ArticleSQL Server and hyperconvergence
A growing number of organizations have deployed hyperconverged infrastructure (HCI) systems in an effort to simplify IT operations, better utilize resources, and lower costs. They might house the...
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