Sometimes you need to calculate a running sum. Uses of this include adding a Month-To-Date column to a query of recent orders. I haven't seen anyone publish how to do this before (using this method).This query works by using the Row_Number() function and recursive query capability of SQL 2005.
2007-07-16
547 reads
2007-07-16
2,263 reads
Most of us DBAs have worked on our career to get where we are. A DBA is usually a second or third step in IT and we we've looked to advance our understanding of technology. Jeffrey Yao now brings us a new level of database work to which we may aspire.
2008-05-09 (first published: 2007-07-12)
15,700 reads
Complex event processing (CEP) software delivers on the promise of real-time insight, but is the technology too green for mainstream success? CEP was once available only to big financial institutions and government agencies that could afford custom development projects. That's no longer the case, as off-the-shelf products and implementations have proliferated.
2007-07-10
1,831 reads
Robyn Page and Phil Factor almost dispel the myth that XML is boring, with their radical new SQL Server XML workbench.
2007-07-06
3,684 reads
Proper disk configuration can result in a lifetime of high performance for SQL Server databases. Go beyond storage capacity requirements and consider drive performance.
2007-07-04
3,635 reads
The interest in dynamic data warehousing (DDW) is growing significantly. A sure sign that the virtual brand has reached take-off speed is claims by bloggers that they did not get enough credit for coining the concept, viral brand or idea. For example, Dan Linstedt recently went on what he described as a "rant" about "dynamic data warehousing."
2007-07-03
2,137 reads
Are you taking care of yourself as an IT professional? We try to cover all aspects of your SQL Server career here, not just the technical stuff. Longtime SQL Server guru Michael Coles brings us some health tips in an interview with Dr. Jerry Sanders
2008-05-23 (first published: 2007-07-02)
9,813 reads
The script is in three parts:1. A select statement to determine the number of duplicate records contained within the table2. The deduping process builds a temporary table called #Duplicates and uses it to compare duplicates across both similar tables whilst deleting records with multiple counts3. Final test of deduping with no records indicating table is […]
2007-06-27
394 reads
The SQL Server Tables and Exchange Web Services sample demonstrates a powerful integration of Microsoft® Exchange Server 2007 and Microsoft SQL Server™ 2005 features. This integration enables you to provide data from both Microsoft Exchange and SQL Server to client applications so that the data appears as if it were stored in SQL Server. As you will see, this creates some exciting development scenarios.
2007-06-22
1,640 reads
By Vinay Thakur
As Open Source – PostgreSQL and AI is a growing and powerful DB system,...
By gbargsley
A New Chapter: Why I Made the Move from Dayforce to ESO Over the...
By Vinay Thakur
When you have a project or system, it has to be optimized, tuned, and...
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I have a SQL Server 2025 database that I want to check for corruption every night. One of the things we do is disable indexes used for ETL loads during the weekend and re-enable them on Monday morning. If we run DBCC over the weekend, are our disabled indexes checked for consistency?
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