Is a RID Lookup faster than a Key Lookup?
For T-SQL Tuesday #78, Aaron Bertrand takes a look at whether RID Lookups are faster than Key Lookups, with a small battery of fairly simple duration tests.
Great Developers
A great developer is worth more than an average one, but how much more? Steve Jones has a few thoughts for you to think about.
Mentors and Professional Groups
When wrestling with technical problems or ideas, it is good to discuss with, argue against, present ideas to, and listen to your colleagues. This is true of anyone working in IT, but really important for the likes of database professionals who are engaged in a very rapidly-developing engineering specialism that demands that you keep up […]
Connecting to SQL Data Warehouse
The most frustrating thing with any new system is often just working out how to connect to it. Oddly, you can’t use SSMS with SQL Data Warehouse, but it is fine with SSDT, SSIS, Power BI desktop, sqlcmd, BCP, and a range of Microsoft cloud services - there are PowerShell Cmdlets too. Rob Sheldon provides the details.
Bias, the Serial Killer of Diversity
Today we have a guest editorial from Kellyn Pot'Vin that tackles the tough topic of diversity.
Dynamically Query a 100 Million Row Table-Efficiently
This article describes methods of creating dynamic queries without the use of dynamic SQL to efficiently access large tables.
Automatically Creating UML Database Diagrams for SQL Server
SQL Server database developers seem reluctant to use diagrams when documenting their databases. It is probably because it has, in the past, been difficult to automatically draw precisely what you want, other than a vast Entity-relationship diagram. However, you can do it without buying any third-party tool, just using some existing Java-based open-source tools; and can even automate it entirely, using SQL and PowerShell. Phil Factor shows how.
Diagnosing parallelism-related latching
Diagnosing and resolving parallelism-related latching and blocking in SQL Server using DMV’s, the activity monitor, procedure execution plans, and index tuning.
Should I Stay or Go?
Today we have a guest editorial from Andy Warren that looks at the decision to leave a job. Or not.
A tour through tool improvements in SQL Server 2016
Ayo Olubeko talks through the improvements being made to SQL Server tooling in 2016.
Blogs
QUOTENAME Basics: #SQLNewBlogger
By Steve Jones
Recently I ran across some code that used a lot of QUOTENAME() calls. A...
When growing companies outgrow Excel
By ChrisJenkins
There are some telltale signs that your growing business has outgrown Excel for your...
T-SQL Tuesday #198 Roundup: How Do You Detect Data Changes?
Thank you to everyone who participated in T-SQL Tuesday #198! When I wrote the...
Forums
Stairway to Reliable Database Deployment Level 3 – Rehearsing Changesets Across Environments
Comments posted to this topic are about the item Stairway to Reliable Database Deployment...
QUOTENAME Quote Parameters
Comments posted to this topic are about the item QUOTENAME Quote Parameters
Limit the Blast Radius
Comments posted to this topic are about the item Limit the Blast Radius
Question of the Day
QUOTENAME Quote Parameters
When I use QUOTENAME(), I can optionally provide the character used to surround the string in the result. Can I use any character?
See possible answers