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)
136 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)
312 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
228 reads
By Steve Jones
As I’ve aged, I find myself struggling to read many things in my life....
For this month’s #PGSQLPhriday 014 blogging event, Pavlo Golub has asked a pretty simple...
By Kevin3NF
In SQL Server, the terms “set-based” and “row-based” refer to different approaches or styles...
Hello, I want to have value Month ago Year ago So far, I've this...
Comments posted to this topic are about the item The Fake Speakers
Comments posted to this topic are about the item Stairway to Database DevOps Level...
Ask SSC