SQL Monitor 10 packs a lot more under the hood in terms of connectivity, establishing cause-and-effect, and alerting. This article provides the high-level tour of the features we've introduced or improved, and why.
2020-03-20
MidnightDBA and Red Gate have joined together to produce a new book on SQL Server, written by 15 first-time authors. The resulting book, TribalSQL, includes everything you should know about SQL Server that isn’t taught in traditional training, they call it Tribal knowledge.
2019-03-26 (first published: 2013-09-18)
451 reads
This article from Tony Davis describes how to the use the Redgate SQL Compare and SQL Data Compare GUIs to get the current version of a database schema, and its static data, into version control, and then automate database deployments from the version control system using SQL Compare's command line and PowerShell.
2017-05-26
4,474 reads
For many years now we always seem to have been on the verge of the revolution in object databases, without it ever quite transpiring. Why is this?
2017-02-21 (first published: 2009-06-17)
756 reads
Tony Davis on why the dusty corners of many organizations still hide numerous SQL 2005 instances.
2015-04-20
154 reads
The next time you are tempted to hammer a performance problem with hardware, why not instead invest that time in hammering and refining your SQL queries? There are rich rewards to be had.
2014-12-26 (first published: 2009-11-02)
549 reads
Source control can and should play a key role in the database development and deployment process, and this book will show you exactly how to get started.
2014-11-11
582 reads
Source control can and should play a key role in the database development and deployment process, and this book will show you exactly how to get started.
2014-11-11
1,923 reads
There is a paradox in the nature of the abstractions that many developers want when dealing with databases. They will strain at the gnat, but swallow a camel (Matthew 23:24). Whereas they will recoil with horror when a DBA suggests that an abstraction layer based on views, functions and procedures in a separate database schema […]
2014-09-15
190 reads
Backing up MongoDB is akin to backing up SQL Server databases with a Windows tool such as Microsoft DPM. It removes almost all control over the database backup, and more critically, the database restore operation.
2014-02-03
320 reads
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
??/WA:0817866887 Wisma Asia, Jl. Letjen S. Parman No.Kav. 79, RT.4/RW.9, Kota Bambu Sel., Kec....
WA:0817866887 Wisma BCA Pd. Indah, Jl. Metro Pondok Indah No.10, RT.3/RW.17, Pd. Pinang, Kec....
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers