Longtime author Leo Peysakhovich brings us a new series on converting XML data into regular data. This article examines validating the XML data against a schema.
2009-07-03 (first published: 2008-08-25)
16,836 reads
Longtime author Leo Peysakhovich brings us a new article on error handling when you have procedures nested inside each other.
2008-07-07
9,342 reads
More and more companies are using data warehouses as a way of consolidating business critical information. And more and more of these companies want the warehouse available 24 hours a day, 7 days a week. This presents interesting challenges for the DBA involved in ETL processing. Longtime author Leo Peysakhovich brings us one solution for this problem.
2008-03-06 (first published: 2007-03-19)
8,761 reads
Datetime data in SQL Server can be a little confusing to work with, especially as many front end languages do not combine the date and time into a single datatype. As a result, T-SQL is sometimes used to manipulate and convert datetime data into more useable formats. Author Leo Peysakhovich has written about some tricks that he uses to reformat and work with datetime data.
2007-09-21 (first published: 2004-12-22)
29,331 reads
Longtime author Leo Peysakhovich answers one of the most common questions seen in discussion areas around the world: how do you identify unused objects?
2006-09-11
26,616 reads
One of the big complaints in SQL Server development has been error handling. SQL Server 2005, however, substantially enhances its capabilies in this area and Leo Peysakhovich brings some code that provides a template for adding error handling to your application.
2006-03-14
19,217 reads
For many SQL Server 2000 DBAs working with text columns in T-SQL is no different than any other datatype. But there are some tricks when you work with very large values that you need to know. Leo Peysakhovich brings us some advanced queries that you might need if you work with large XML documents as he does.
2005-12-07
16,630 reads
Index Creation Guidelines for SQL Server can be pretty sparse. Usually there are a couple, clustered index for ranges, nonclustered, etc. Leo Peysakhovich has taken some time to write down his guidelines based on his experience for creating indexes and the rational for doing so. He's also taken a few minutes to look at which indexes NOT to create, something that might be worth knowing..
2005-10-21 (first published: 2004-06-16)
42,176 reads
Have you ever wanted an easy way to determine if a job is running for automated checks? This might not be an easy way, but Leo Peysakhovich provides a way that works and corrects an error in Books Online.
2005-10-18
29,160 reads
Auditing is becoming more and more important in many SQL Server environments. DBAs are being tasked with setting up, maintaining, and reporting on audit data. Author Leo Peysakhovich brings us one of his solutions to automatically generate an audit trail for your data.
2005-10-10
23,060 reads
Programmatic Tool Calling with the Claude SDK Every morning somebody on the team runs the...
By Steve Jones
mauerbauertraurigkeit – n. inexplicable urge to push people away, even close friends whose company...
By Brian Kelley
Pinal Dave wrote up his methodology for what to do when you discover bad...
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In SQL Server 2025, I run this code:
select bit_count('A')
What is returned? See possible answers