Aaron Bertrand supplies a script which generates two separate sets of commands: one to drop all foreign key constraints, and one to create them again. These scripts are stored in a table so that, if you drop the constraints and then disaster of some kind strikes during the create, you still have everything handy and can troubleshoot if needed.
This article shows a problem with P2P replication doesn't replicate DDL schema changes and something you might want to check.
Who checks on those who manage our systems? Is there auditing in place for those accidental DBAs?
When you're importing data into an RDBMS in bulk and an exception condition is raised because of a constraint violation, you generally need to fix the problem with the data and try again. The error won't tell you which rows are causing the violation. What if you've thousands of rows to search when it happens? There are solutions, writes William Sisson.
Where do you start fixing a SQL Server crash when there isn’t a single clue? The DBA Team had better find out quick, or they’re not going to get any sleep tonight. Find out how it all goes.
Recently, we have been exploring the ability to administer Azure SQL Database by leveraging REST APIs invoked from PowerShell-based scripts. Such an approach offers more flexibility, facilitating functionality that is not directly exposed in the PowerShell cmdlets. In this article Marcin Policht shows the benefits when dealing directly with Azure SQL Databases.
Point-in-Time Restore is a new feature of the SQL Azure Service Tiers
Red Gate is looking to build tools and features to help reduce the risk of database deployment. In order to achieve this, we need to get a better understanding of the most common deployment problems you are encountering when moving changes from development to production. Please help by filling in our two-page survey.
It is strange that one can ask simple questions about extended events or Hekaton at professional events and conferences without feeling embarrassed, yet nobody likes to ask vital questions about SQL Server primary keys and foreign keys. Fear not, here are 13 questions you were too shy to ask, answered.
Trying to determine if you have pressure in your buffer allocations can be difficult. This metric reliably indicates if you have a buffer problem using the memory dump from DBCC MEMORYSTATUS() and comparing Target Committed to the Current Committed allocations. If you hit negative numbers you are looking at a buffer issue.
By Zikato
A cryptic message, a book cipher hidden in art provenance records, and a trail...
By Steve Jones
A customer was trying to compare two tables and capture a state as a...
By Zikato
When I'm looking at a query, I bet it's bad if I see... a...
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Comments posted to this topic are about the item Why Your SQL Permissions Disappeared
In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37 4 NULLWhat is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 4;See possible answers