Create a computed column in SQL Server using XML data
Create a computed column in SQL Server using XML data and optimize SQL queries. Learn how to create a function for XQuery and use it within the computed column formula.
2008-06-25
3,199 reads
Additional Articles
Taming Trees: B-Trees
Learn how to build a B-tree similar to those used by databases to implement indexes.
2008-06-25
3,117 reads
Parameterizing Number of “Look Back” Periods with the MDX LastPeriods() Function, Part I
Parameterization of MDX functions is one of those things that cannot be delivered solely via graphical MDX Editor – but then, you really didn’t think that you could avoid actually touching MDX at all, did you? BI Architect Bill Pearson demonstrates a way to parameterize the highly useful LastPeriods() function.
2008-06-24
1,399 reads
SQL Server Disasters with Preventive Measures
Have you seen disasters in your environment? I would bet you have at some point. Let's see if our top 13 disasters matches your experiences.
2008-06-24
3,790 reads
Execute SQL statements in Integration Services
This tutorial walks you through the process of adding SQL statements to your SSIS packages and bundling them into logical units of work if necessary.
2008-06-23
4,026 reads
Transparent Data Encryption in SQL Server 2008
This article describes how the Transparent Data Encryption feature in SQL Server 2008 can be used to secure your databases
2008-06-23
2,364 reads
Defining cascading referential integrity constraints in SQL Server
By using cascading referential integrity constraints, you can define the actions that SQL Server 2005 takes when a user tries to delete or update a key to which existing foreign keys point.
2008-06-20
2,344 reads
Introduction to XQuery in SQL Server 2005
This white paper provides an introduction to various features of XQuery implemented in SQL Server 2005 such as the FLWOR statement, operators in XQuery, if-then-else construct, XML constructors, built-in XQuery functions, type casting operators, and examples of how to use each of these features.
2008-06-20
3,551 reads
White Paper: SQL Server 2008 Compared to Oracle Database 11g
Microsoft SQL Server has steadily gained ground on other database systems and now surpasses the competition in terms of performance, scalability, security, developer productivity, business intelligence (BI), and compatibility with the 2007 Microsoft Office System. It achieves this at a considerably lower cost than does Oracle Database 11g.
2008-06-19
4,197 reads
Automate Audit Requests
In this article TJay Belt describes a process to help respond to audit requests in a timely manner
2008-06-18
2,393 reads
Blogs
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Restoring On Top II
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SQL Art 2: St Patrick’s Day in SSMS (Shamrock + Pint + Pixel Text)
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Breaking Down Your Work
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Question of the Day
Restoring On Top II
I have a database, DNRTest, that has a number of tables and other objects in it. The other day, I was trying to mock up a test and ran this code on the same server:
-- run yesterday CREATE DATABASE DNRTest2 GO USE DNRTest2 GO CREATE TABLE NewTable (id INT) GOToday, I realize that I need a copy of DNRTest for another mockup, and I run this:
-- run today USE Master BACKUP DATABASE DNRTest TO DISK = 'dnrtest.bak' GO RESTORE DATABASE DNRTest2 FROM DISK = 'dnrtest.bak' WITH REPLACEWhat happens? See possible answers