Real-time moving averages for IoT with R
Computing an average over all your data is easy, but what if your data arrives incrementally and you need to be able to compute real-time averages on the fly? That's what we are going to look at.
SQL Server Security Part 2
In part one Chris Kempster covered a variety of security recommendations primarily for production systems. In Part two of this series he continues to explore security at a variety of levels where you may not realize you are vulnerable.
Database Build Blockers: Cross-Server Database Dependencies
Phil Factor demonstrates how to tackle builds when databases make cross-server references. The technique uses synonyms to represent the remote objects, and local 'stub' objects to overcome the problems caused by 'missing references' when building the individual objects.
Entity Framework Core Raw SQL Queries Examples
In this article we look at how to run SQL Server queries with Entity Framework Core using the DbSet.FromSql method, parameterized queries, stored procedures and using the Database.ExecuteSqlCommand property.
Getting a List of the Striped Backup Files
If you have a list of striped backup files, how can you find the latest backup set? Steve Jones uses dbatools and PowerShell to automate this process.
SQL Server 2019 Graph Database and SHORTEST_PATH
With SQL Server 2019 on the way, it’s time to begin learning about all the new features. In this article, Dennes Torres demonstrates how to use the new SHORTEST_PATH function that is part of the Graph Database feature.
You just Build It don’t you? 12 Common Database Build Blockers
Database deployments, like the sheep of exasperated hill-farmers, often find strange and unexpected ways to self-destruct. Phil Factor describes the most common things that can go wrong, and how a reliable automated database build process can prevent messy accidents.
Searching for Answers Inside
Learning how an organization, or even just a codebase, works can be a challenge for new employees.
Azure Data Factory If Condition Activity
In this tip we look at how to use an If Condition activity in an Azure Data Factory pipeline for conditional logic.
Blogs
Troubleshooting SQL Server – Starting with the Error Log
By gbargsley
We’ve all been there. Someone walks up and asks, “Is SQL Server having issues?”...
From OLTP to Analytics: Bridging the Gap with Modern SQL Architectures
By Chris Yates
In the beginning, there was OLTP – Online Transaction Processing. Fast, reliable, and ruthlessly...
Free Online Sessions – Building the €100 DWH and Indexing for Dummies
I’m giving two online sessions soon on virtual events that are free to attend....
Forums
The Security of Old Tech
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Revisiting SQL Server Window Functions- A Practical Walkthrough
Comments posted to this topic are about the item Revisiting SQL Server Window Functions-...
Tables with a SPARSE Column and Consumption
Comments posted to this topic are about the item Tables with a SPARSE Column...
Question of the Day
Tables with a SPARSE Column and Consumption
True or False: Tables with a SPARSE column consume more space than regular columns if most values are NOT NULL.
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