Summarizing data in a SELECT statement using a GROUP BY clause is a very common area of difficulty for beginning SQL programmers. In Part I of this two part series, we'll use a simple schema and a typical report request to cover the effect of JOINS on grouping and aggregate calculations, and how to use COUNT(Distinct) to overcome this.
2007-08-09
5,253 reads
Analysis Services 2005 in SQL Server improves cube design and performance. Learn how attribute relationships advise Analysis Services how data should be rolled up.
2007-08-08
2,036 reads
Part 3 of this series describes the installation process of different versions of SQL Server 2005 Express Edition in more detail, including changes introduced in its Service Pack 2.
2007-08-08
1,991 reads
If you are using SSMS and SQL Server 2005 SP2, You've probably tried out the database reports that are available in the Performance Dashboard, and decided how useful they are, but did you know that you can create your own dashboard reports?
2007-08-07
2,541 reads
A new generation of computationally intensive scientific research projects relies on volunteers from around the world contributing idle computer time to calculate mathematical models. Many of these projects utilize a common architecture to manage the scheduling and distribution of calculations and collection of results from participants. User engagement is critical to the success of these projects, and feedback to participants illustrating their role in the project’s progress is known to increase interest and strengthen the community.
2007-08-07
2,040 reads
AlarmPoint Enterprise automates alerting process and protects airport's massive information and communications network from business-impacting outages.
2007-08-06
1,471 reads
When installing a SQL Server 2005 instance on your SQL 2000 machine, there are upgrade and compability issues such as linked servers, multi-server administration and log shipping.
2007-08-06
2,679 reads
Greg Larsen examines setting up SQL Server to listen on a different port number than 1433.
2007-08-03
3,002 reads
SQL Server memory is primarily used to store data (buffer) and query plans (cache). In this article I'll show how much memory is allocated to the data buffer (or RAM). I'll explain how to determine what tables and indexes are in the buffer memory of your server.
2007-08-03
4,543 reads
This article provides an architecture and process framework to ensure data quality in a data warehousing environment.
2007-08-02
1,862 reads
Introduction I was experimenting with vector search in SQL Server 2025 using approximately 3.8...
By Steve Jones
This is timely, as I’m currently on a boat in the Adriatic taking a...
You can find the slides and SQL scripts for my session “Spice up your...
Comments posted to this topic are about the item Communication, For Incidents and Life
Comments posted to this topic are about the item PostgreSQL psql Meta Commands: Tables
Comments posted to this topic are about the item Building a Support Ticket Triage...
Which of the following psql meta commands (also called backslash or slash commands) will provide information about tables within a database?
See possible answers