SQLStackEngine - simulate a character stack

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: )

130 reads

SQLCalcEngine - evaluate numeric expression

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: )

306 reads

XML Encode UDF

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

215 reads

Blogs

Daily Coping 8 Jul 2020

By

I’ve started to add a daily coping tip to the SQLServerCentral newsletter and to...

Don’t be afraid of No

By

How many times have you been afraid to hear “No”? We have all been...

Spark .NET - Spark ML TF-IDF

By

Spark ML in .NET for Apache Spark Spark is awesome, .NET is awesome, machine...

Read the latest Blogs

Forums

How to do a Matrix properly

By julia.streatfield

Hi everyone I have some events data with related delegates.  The events have two...

DBCC CHECKDB output

By stevec883

I ran a DBCC on a database and it found some anomalies. Just looking...

Why is sys.master_files showing the size of RBS files as 0?

By hurricaneDBA

Dear Everyone I hope you are all safe in these strange times. I am...

Visit the forum

Ask SSC

SQL Server Q&A from the SQLServerCentral community

Get answers