Scripts

Technical Article

Defragment all table indecies

To help maintain index quality, defragging of any given index is a good thing. This will defrag ALL indecies in the current DB. NOTE: Schedule for off-hours operations. For a massive re-write of indecies, change the remarking on "--IF @indid" lines to use reindex instead of just defragging.

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2004-09-21

585 reads

Technical Article

Process XML against XSL template and save output

Given SQL text (@sql_txt) that will return XML data, run that XML data against an XSL template (@xsl_file_nm), and save the output to the specified outputfile (@out_file_nm). If @xsl_file_nm is not specified, then output is just saved as XML.This script is very usefull, but not secure. One could easily overload any of the script input […]

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2004-09-17

303 reads

Technical Article

BulkExport - export data from TSQL

sp_BulkExport:Export Data from TSQL without using xp_cmdshell - uses SQLDMO and sp_OA*.  Supports a variety of formats and options.  In my testing on a 22 million-row table it is NOT as fast as BCP.  This is the first rev of the proc and it has not been thoroughly tested.

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2004-09-16 (first published: )

950 reads

Technical Article

To estimate the size or the future size of a DB

The level of index fragmentation is not taken into consideration. Actual level of fragmentation is assume to be proportionnal over time.Only one object can be used as the witness to drive the database size.A normally distributed database is needed for this tool to report accurate estimates. ** Example : dbo.sp__EstimateSize @UpdateUsage = true ,@ObjGuidance = […]

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2004-09-16

288 reads

Technical Article

Database Data Dictionary Utilities

This is a modification of Database Data Dictionary by rsellers at http://www.sqlservercentral.com/scripts/contributions/895.asp.Two procedures to help maintain field definitionsvp_DatabaseDictionary lists the columns grouped by ColumnName, Type, and Length.DatabaseSchemaByColumn is a variation of rsellers procedure in that it takes a column name as an input.Usage:  execute vp_DatabaseDictionary you may find that you have several fields of the […]

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2004-09-15 (first published: )

366 reads

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BIT_COUNT II

By Steve Jones - SSC Editor

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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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