Preventing Invalid Data Early In An ETL Flow
In this post, Tim Smith will look at some of the considerations for both data rules and logic to prevent invalid data early in the ETRL process.
2018-05-02
3,324 reads
Additional Articles
Introduction to Azure SQL Managed Instance
Microsoft currently offers two built-in methods of running production SQL Server databases in Azure. The first relies on the ability of Infrastructure-as-a-Service (IaaS) Azure virtual machines to host a variety of on-premises workloads, including SQL Server instances. The second one leverages Platform-as-a-Service (PaaS)-based Azure SQL Database. With the introduction of the Azure SQL Managed Instance service, you have a third option, which combines the benefits of its two predecessors.
2018-05-01
3,285 reads
Execution Plans and Data Protection
One of the most important tools for query tuning is ability to view execution plans. They are even portable; you can send an execution plan to get advice from someone who doesn't have access to the underlying data. Have you even considered that sensitive information might travel along with the plans? Hugo Kornelis explains how execution plans affect data protection.
2018-04-30
3,411 reads
SQL Server Closure Tables
SQL Server has a couple of different ways to represent hierarchies, but they do not allow storing any additional information that is important to the relationship between objects. In this article, Phil Factor explains how to use closure tables to overcome this deficiency.
2018-04-27
3,926 reads
Hash Join Memory Grant Factors
Remember when that old DBA told you not to SELECT *? Erik Darling explains why.
2018-04-26
2,943 reads
Missing Index Impact and Join Type
Erik Darling shows how missing index requests have different impact numbers depending on the query's join type.
2018-04-26
7,058 reads
SQL Server Graph Databases – Part 3: Modifying Data in a Graph Database
Modifying data in Graph Database tables is similar to working with traditional tables, but there are several things to consider. Robert Sheldon explains how to insert, update, and delete rows of Graph Database tables and explains how to use several new helper functions.
2018-04-25
2,651 reads
Alerts and Notfications for SQL Server Login, Database User and Role Membership Changes
Check out these scripts to create SQL Server jobs and Alerts when a login is created or dropped, a database user is added or dropped and when logins are added or removed from server roles or users are added or removed from database roles.
2018-04-24
3,114 reads
Spring into the Latest Features at the Luxemborg User Group
The next meeting of the Luxemborg SQL Server User Group has some great sessions planned.
2018-04-23
129 reads
How to Programmatically Identify When Your SQL Server Was Last Started
Greg Larsen shows you a quick trick to programmatically script a way to identify when SQL Server was last started.
2018-04-23
3,713 reads
Blogs
Experimenting with CHOOSE: #SQLNewBlogger
By Steve Jones
I was looking over the CHOOSE() function while editing an article at SQL Server...
Fighting Procrastination?
By Brian Kelley
Here is another short video (~ 15 minutes). This is by the author of...
A Fun Prize at the PASS Data Community Summit
By Steve Jones
I had a briefing for the 2026 PASS Data Community Summit, which is just...
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Question of the Day
SQL Server 2025 Server-level Roles
In SQL Server 2022+, what does the ##MS_DatabaseConnector## role allow?
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