They are a basic type of query that every DBA and developer should be able to write, but aggregates are sometimes misunderstood and result in strange behaviors and results. Kathi Kellenberger brings us a tutorial on what aggregate queries are and a few hints on how to become more proficient at writing them.
2007-10-02 (first published: 2005-12-19)
37,461 reads
The SQL Server 2000 security model is not the best one of all the RDBMS platforms and requires some work to secure properly. One of the practices that is recommended is removing the builtin/administrators group from accessing the SQL Server. New author Kathi Kellenberger shows us some of the pitfalls she encountered when removing this group from her servers.
2007-10-02 (first published: 2005-01-12)
30,096 reads
In SQL Server 2005, object ownership will have a different meaning, but since most of us work with SQL Server 2000, Kathi Kellenberger has written a good introduction to understanding how object ownership works and why you might want to follow certain practices.
2007-10-02 (first published: 2005-07-18)
54,893 reads
SQL Server 2000 is the basis for the new Access database storage. However there are still many cases where applications developed on Access are outgrown and need to be moved to SQL Server to support the load. Author Kathi Kellenberger brings us a look at the Upsizing Wizard and how you can move your databases to SQL Server.
2007-09-22 (first published: 2005-02-22)
30,794 reads
Longtime author Kathi Kellenberger brings us a guest editorial today on what is happening with women in the technology world.
2007-02-12
153 reads
In this video for beginners you'll begin to learn how to write queries that use more than one table using T-SQL. Kathi walks you through common tactics to efficiently pull out data from a normalized system.
2006-12-11
972 reads
In this video, Kathi continues her T-SQL series and exands how to use the WHERE clause.
2006-10-26
3,469 reads
In this second part video from Kathi, she covers how to write T-SQL in much more indepth. She covers how to handle NULLs and many more items in this video.
2006-10-12
2,787 reads
In this video, you'll learn how to write basic select statements. This beginner video takes you from the ground up writing T-SQL.
2006-10-04
3,402 reads
With the release of SQL Server 2005, there have been many changes in the product, but probably none as dramatic as the changes to the ETL tool. Data Transformation Services has become SQL Server Integration Services, or SSIS. It has been completely redesigned with a whole new paradigm for developing data movements. Kathi Kellenberger brings us a short introduction to this new tool.
2006-01-31
20,900 reads
By HeyMo0sh
In my experience, FinOps success has never been just about tools or dashboards. It...
By HeyMo0sh
As a DevOps person, I know that to make FinOps successful, you need more...
By HeyMo0sh
As someone who works in DevOps, I’m always focused on creating systems that are...
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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