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.
2007-03-16 (first published: 2005-12-19)
37,554 reads
Longtime author Kathi Kellenberger brings us a guest editorial today on what is happening with women in the technology world.
2007-02-12
163 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.
2007-01-12 (first published: 2005-02-22)
30,885 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.
2007-01-05 (first published: 2005-07-18)
55,041 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
SQL Server 2000 and Access databases can be configured to work closely together. If you find that the Access storage format is not handling your needs and an upgrade is needed, you need not through away all of your access development. Instead, you can link Access tables to underlying tables in SQL Server and improve your application by using SQL Server as the backend for your Access project. Author Kathi Kellenberger brings us her second articles in an Access series looking at Linking tables to
2006-11-17 (first published: 2005-02-23)
45,622 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
20,935 reads
By Steve Jones
I had seen these roles in various instances, but never dug into the new...
By Brian Kelley
During COVID, I attended training on software/enterprise architecture given by Mark Richards. One of...
For me, the objective is straightforward: have a backup strategy that is reliable, understandable,...
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On SQL Server 2025, I run this code as a sysadmin:
CREATE LOGIN Demo WITH PASSWORD = 'Demo1234567' GO ALTER SERVER ROLE ##MS_DatabaseConnector## ADD MEMBER Demo GOI then login as Demo and run this:
USE sandbox go SELECT CURRENT_USERWhat is returned? See possible answers