One of the most important tools for query tuning is ability to view execution plans. They are even portable; you can send an execution plan to get advice from someone who doesn't have access to the underlying data. Have you even considered that sensitive information might travel along with the plans? Hugo Kornelis explains how execution plans affect data protection.
2018-04-30
3,411 reads
SQL Server has a couple of different ways to represent hierarchies, but they do not allow storing any additional information that is important to the relationship between objects. In this article, Phil Factor explains how to use closure tables to overcome this deficiency.
2018-04-27
3,926 reads
2018-04-26 (first published: 2008-09-26)
62,340 reads
2018-04-26 (first published: 2010-05-25)
66,033 reads
A basic introduction for developers about working with the DataSet object in ADO.Net to represent objects in a SQL Server database, and some of the options available.
2018-04-26
934 reads
Remember when that old DBA told you not to SELECT *? Erik Darling explains why.
2018-04-26
2,943 reads
Erik Darling shows how missing index requests have different impact numbers depending on the query's join type.
2018-04-26
7,058 reads
Modifying data in Graph Database tables is similar to working with traditional tables, but there are several things to consider. Robert Sheldon explains how to insert, update, and delete rows of Graph Database tables and explains how to use several new helper functions.
2018-04-25
2,651 reads
Check out these scripts to create SQL Server jobs and Alerts when a login is created or dropped, a database user is added or dropped and when logins are added or removed from server roles or users are added or removed from database roles.
2018-04-24
3,114 reads
2018-04-23
7,609 reads
By Steve Jones
anderance – n. the awareness that your partner perceives the relationship from a totally...
By gbargsley
We’ve all been there. Someone walks up and asks, “Is SQL Server having issues?”...
By Chris Yates
In the beginning, there was OLTP – Online Transaction Processing. Fast, reliable, and ruthlessly...
Hello, I think I need a recursive cte query but unsure of the logic....
Comments posted to this topic are about the item The Security of Old Tech
True or False: Tables with a SPARSE column consume more space than regular columns if most values are NOT NULL.
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