Scripts

Technical Article

Generate script to tidy up DB Logical File Names

You may be a tidy person who likes to keep naming standards for everything in SQL Server.  It is a good practice since it makes generating scripts for everyday DBA tasks a lot simpler.  I make all database files follow the following standard:DBName_D1.mdf     for primary filegroup dataDBName_I1.ndf     for index filegroupDBName_L1.ldf     for transaction […]

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2003-01-22

303 reads

Technical Article

The case against using single-line comments

This isn't a "script" per se - but rather an observation about a common issue in writing scripts.I want to alert SQL programmers to the issues surrounding the use of single-line comments.  I try to avoid these whenever possible, and use block comments instead (except, of course, when commenting out the keyword GO).The reason is […]

(3)

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2003-01-21

291 reads

Technical Article

#sp_shrinkdata

Unlike shrinking transaction log, shrinking a data file seems to be tough. A lot of people complained about the "shrink database" option in EM not working, or DBCC SHRINKDATABASE not working, or DBCC SHRINKFILE not working. I have found that a data file will eventually shrink given enough try, time and patience. I've put everything […]

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2003-01-14

415 reads

Technical Article

SP to determine database file growth at intervals

I wrote this SP to be run from a job every night. Change the myDB reference to be a database on your system for DBA use.I just set up a job to run:Exec sp_CatchFileChangesThen I run in another step:Select * from mydb.dbo.tbl_sysaltfiles_3and output to a log file.Alternatively you could insert into another table with a […]

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2003-01-13

309 reads

Technical Article

Inherriting objects from an updated MODEL database

If new objects are created in the model database then these new objects only get created for new databases.Similarly, if objects are removed from user databases then getting them back into the database can be a pain.The following two stored procs copy objects from model to the current database if they do not already exist.

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2003-01-10

44 reads

Technical Article

Calculate Earth global distances

I wrote this sp to be able to calculate the distance between two locations on the earth if the latitude and longitude is known for each.  Could be useful for GPS work or maps.Usage:If I know the following city locations:Sydney         151.2 E             33.87 SCanberra       149.15 E             […]

(1)

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2003-01-09

794 reads

Technical Article

Check if batch is running.

WARNING:  This is resource intensive. Don't use except as a last resort.I wrote this to be able to find if a TSQL batch is running already on a SQL Server.  I use this rarely when I have to know to prevent running something twice.Usage:DECLARE @RC intDECLARE @SQLBatch nvarchar(255)-- Set parameter valuesEXEC @RC = [master].[dbo].[sp_RunningCheck] @SQLBatch […]

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2003-01-09

417 reads

Technical Article

Convert Degrees Minutes Seconds to Decimal UDF

I wrote this function to work with my sp_EarthDistance stored procedure.It converts the regular degrees/minutes/seconds representation of angles to a decimal number.Remember to use '' instead of ' within a string to be treated a character and not an end quote.Sydney location    151¦12'0 "E               33¦52'0 "S and in […]

(1)

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2003-01-09

834 reads

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Question of the Day

DBCC CHECKDB Limits II

I have a SQL Server 2025 database that I want to check for corruption every night. One of the things we do is disable indexes used for ETL loads during the weekend and re-enable them on Monday morning. If we run DBCC over the weekend, are our disabled indexes checked for consistency?

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