Scripts

Technical Article

faster dbo.ufn_vbintohexstr - varbinary to hex

Here's an alternative to Clinton Herring's ufn_vbintohexstr which should be much faster with large varbinary values. First, in his original version, the inner-loop CASE statements can be replaced with this: select @value = @value + CHAR(@vbin/16+48+(@vbin+96)/256*7) +CHAR(@vbin&15+48+((@vbin&15)+6)/16*7) How does it work? By adding 6 to a hex-digit in (@vbin&15), you have a value from 16 […]

You rated this post out of 5. Change rating

2006-12-20 (first published: )

145 reads

Technical Article

BASE64 Encode and Decode in T-SQL - optimized

This is just an optimized version of Daniel Payne's two scripts, base64_encode and base64_decode, with changes to end-of-block handling and a bug fix or two. If the encoded string ends in =, the last character is truncated. If ending in ==, two characters are chopped off. That seems better than replacing NUL characters with spaces, […]

(5)

You rated this post out of 5. Change rating

2006-12-18 (first published: )

7,771 reads

Technical Article

HexToInt

Challenged by Hans Lindgren's stored procedures of the same name, I created this. Note that it produces strange results on non-hexadecimal strings, overflows at 0x80000000, and could have issues with byte-ordering on some architectures.How does it work? Well, the distance between one after '9' (':') and 'A' is 7 in ASCII. Also, if I subtract […]

You rated this post out of 5. Change rating

2006-12-15 (first published: )

238 reads

Technical Article

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 […]

You rated this post out of 5. Change rating

2006-12-12 (first published: )

168 reads

Technical Article

Search for an expression in the body of programmable objects

Sometimes you want to modify an object (like a stored procedure, Function, trigger and view) and you can not remember the name of that object, but you remember some words of the comments that you placed in the body of that object. If this is your case, you can use the following procedures depending on […]

You rated this post out of 5. Change rating

2006-11-30 (first published: )

201 reads

Blogs

A New Word: Dorgone

By

dorgone– adj. wondering if you could slip away from an event or group conversation...

Tell It Once: Setting Up Claude With Skills and MCP Servers

By

Many of us use AI the same way every single day. Open a tab....

SQL Server Transaction Log Forensics: Preserving Evidence During an Incident

By

SQL Server Transaction Log Forensics: Preserving Evidence During an Incident SQL...

Read the latest Blogs

Forums

Hyperscale Replicas II

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Hyperscale Replicas II

Practical Reporting Queries with CROSS APPLY (Part 3)

By Imran2629

Comments posted to this topic are about the item Practical Reporting Queries with CROSS...

Your Favorite Quotes

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Your Favorite Quotes

Visit the forum

Question of the Day

Hyperscale Replicas II

How many Azure SQL DB Hyperscale HA replicas can be configured as of Sept 2026?

See possible answers