Using undocumented DBCC WRITEPAGE to instigate SQL Server database corruption
In this tip look at the undocumented command DBCC WRITEPAGE to corrupt a SQL Server database and then use the command to undo the corruption.
Are Indexes Actually Changes to the System?
Is an index change equivalent to a code change? Steve Jones asks the question and has a few thoughts.
Who's Using the DAC?
Learn how you can determine which connection is using the Dedicated Administrator Connection.
Modern Data Warehouse Design Pattern – Part II
Join Anoop Kumar as he discusses two modern design patterns to handle Advanced Analytics on big data, and Real time analytics.
Compress and Decompress in SQL Server 2016
Explore using Compress/Decompress with varying types of data and examine size/storage usage
Give Up on Natural Primary Keys
With the need to remove older data, Steve thinks natural keys may be obsolete.
The Ever Expanding Data Platform
With lots of news coming out of Ignite, Steve talks about a few of the changes.
Exhuming the GDPR Bodies
Since the GDPR has gone into effect, the focus has often been on databases. There are many other ways that personally identifiable data may be stored by an organization. In this article, David Poole shows how to use Bash and PowerShell to locate that data in file shares
Using undocumented DBCC WRITEPAGE to instigate SQL Server database corruption
In this tip we look at the undocumented command DBCC WRITEPAGE to corrupt a SQL Server database and then use the command to undo the corruption.
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Question of the Day
Creating a JSON Document II
I want to create a JSON document that contains data from this table:
TeamID TeamNameCity YearEstablished 1 Cowboys Dallas 1960 2 Eagles Philadelphia 1933 3 Packers Green Bay 1919 4 Chiefs Kansas City 1960If I run this code, what document(s) is/are returned?
SELECT json_objectagg( n.city : n.TeamName) FROM dbo.NFLTeams;See possible answers