SQLStackEngine - simulate a character stack using a string. This script was developed specifically to support the operator stack in SQLCalcEngine(also on this site). However, the implementation is complete enough to stand on its own.There are several functions in the package that correspond to the common stack functions of Push, Pop, Peek, and so on.In […]
2006-12-12 (first published: 2004-06-22)
140 reads
SQLCalcEngine - evaluate numeric expression similar to the VB eval function.The basic concept is to pass a string containing a numeric expression such as ((2+3)*(4/9)) and receive a numeric value back. The algorithm is based loosely on material found at http://www.arstdesign.com/articles/expression_evaluation.html, as well as material found in the book "Writing Compilers and Interpreters" by Ronald […]
2005-03-31 (first published: 2004-06-22)
315 reads
I routinely need to retrieve and package query result sets in an XML package. The built in functions supported by SQL Server 2000 are effective, but are often more of a pain than a help. This routine can be used in a simple select statement to XML encode the contents of a column during the […]
2003-10-14
236 reads
By Steve Jones
ochisia – n. the fear that the role you once occupied in someone’s life...
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Praise whatever deity you believe in, because it’s finally here, a tenant switcher for...
Here's my data... I am trying to return total days in status for each...
Here's my data... I am trying to return total days in status for each...
When building statistics, there is the concept of density that refers to the duplicates in a table. How is this calculated?
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