Scripts

Technical Article

HexToSmallInt

Hans asked if it could be faster. This is about 10% faster; not much. His is admittedly more readable, and mine will act very strangely with invalid hex digits.How does it work? I'm converting the string '1234' to the value 0x31323334 (for example), then subtracting '0000' so that it is 0-based in each byte (CONVERT(INT,0x30303030) […]

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2005-05-16 (first published: )

152 reads

Technical Article

SQL Blocking and Blocked Proc + Notifi - Part2

Based on the script by Paul Delmarche ( http://www.sqlservercentral.com/scripts/contributions/1482.asp ).Updated to now include the spid, username, blocked and blocking SQL statements in the email (still logged to table).Schedule the procedure to run at defined intervals (I use 2 minutes)

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2005-05-12 (first published: )

1,443 reads

Technical Article

Restore Multiple Backup Logs

Use This Script to restore Multiple Log backups from a Log Device file. The script will restore all the logs on the device and will leave the databse ready to use after finish. Before running this script you must verify if the database is in No recovery mode or read only state

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2005-05-09 (first published: )

443 reads

Technical Article

Grant EXECUTE permission to users

This procedure will assist in granting execute rights to a database user to all the stored procedures in a database The parameters to this procedure are the databasename and the username to whom EXECUTE rights need to be given to The assumption here is that the user already has access rights to the database mentioned […]

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2005-05-05 (first published: )

233 reads

Technical Article

HexToINT

An optimized function for converting a HEX string into a INT. Built for being faster then other HexToDec converters.Slightly slower then HexToSMALLINT.If there is any faster function to do this conversion, I am intrested of using it instead.

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2005-05-04 (first published: )

298 reads

Technical Article

Script to Move Indexes off of the Primary Filegrou

This is a stored proc that will move your indexes to two new file groups. A Cindex file group is for the clustered indexes and NCindex file group is for non clustered indexes. The parameters for this procedure are @CPATH - the path to the clustered index datafiles @NCPATH - the path to the nonclustered […]

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2005-04-29 (first published: )

396 reads

Technical Article

Execute SQL-DMO Database method on all databases

This script allows you to specify a method and a server (or multiple servers.) It will then execute the method on every database on the server. With very minor tweaking you could have it search for the servers, then call the server db script with each one, or add another nesting to call tables or […]

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2005-04-27 (first published: )

726 reads

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BIT_COUNT II

By Steve Jones - SSC Editor

Comments posted to this topic are about the item BIT_COUNT II

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Question of the Day

BIT_COUNT II

In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:

UserID  UserPermissions
15
23
37
4       NULL
What is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount
from dbo.UserPermission
where UserID = 4;

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