Fixing system database corruption with setup.exe
Corruption of the system databases is a serious matter. Setup.exe is a brute force method of replacing them.
2018-04-17
954 reads
Kenneth Fisher
Storing a variable with a SELECT, and why it didn't work.
Using SELECT to store values into variables is an important technique, but you need to know some of the gotchas as well.
2018-04-02
6,018 reads
2016-11-17
3,069 reads
Constant Data Types
Data types are an important part of how tables and variables work. Did you know that constants have databases too?
2016-10-03
1,645 reads
Spackle: Making sure you can connect to the DAC
The DAC is an important tool and several things can go wrong when trying to connect to it.
2014-07-31
3,285 reads
Single Quotation Marks in SQL
One of the common problems is dealing with apostrophes in T-SQL. This article examines the challenges of single quotation marks and ends with a short quiz.
2014-07-11 (first published: 2013-01-03)
34,504 reads
2014-07-01
8,098 reads
Fun with Outer Joins
Learn how an outer join works and how you can use it in your applications to find the results you need when matching data isn't in all your tables.
2014-01-17 (first published: 2012-09-10)
23,202 reads
2012-02-22
7,365 reads
A brief explanation and solution for the Double Hop problem
What on earth does “Login failed for user ‘(null)’, Reason: Not associated with a trusted SQL Server conn” mean?
2011-12-09
35,774 reads
Blogs
Query multiple Azure SQL Databases
I was sick of changing context in Azure Data Studio while cleaning up things...
KDA: Echoes of Deception - Case 3
By Zikato
The crime spree in Digitown is not ending. This time 20 cars have been...
The Book of Redgate: Do Your Best Work
By Steve Jones
One of our mission statements in the Book of Redgate says: attempt to do...
Forums
Shining a Light on Shadow AI - Responsible Data Protection When AI is Everywhere
Comments posted to this topic are about the item Shining a Light on Shadow...
CAST(VARCHAR(n)) resolved performance issue?
Hi, I would love to hear if anyone can tell me why a CAST...
isnull, coalesce overhead
hi, one of our sister division's erp extract view is going thru at least...
Question of the Day
The Internals of Writing a Page
In SQL Server, when the buffer manager write pages to disk, page protection is added to the pages. There are two types of protection: torn page protection and checksum page protection. What happens with regards to concurrency with page protection during writes?
See possible answers