Table Valued Function to return a range of prime numbers
A fast table valued function to generate a list of prime numbers within the range specified by the parameters.
2017-04-12 (first published: 2017-03-30)
435 reads
Jonathan Roberts
Get file sizes of database files and free space on disk
Reports on the data and log file sizes and space used within files for each database on a servers. It also includes the free space on the drive where the file is located.
2016-03-10 (first published: 2015-07-23)
5,507 reads
Function to display integer as binary string
This function converts an integer to its binary representation. e.g. 15 is converted to '00001111'
2015-04-29 (first published: 2014-02-24)
819 reads
Function to count set bits in a signed integer
This function counts the number of 1's in the binary representation of an integer.
2015-04-28 (first published: 2014-02-24)
987 reads
Use Dynamic SQL to Improve Query Performance
This article by Jonathan Roberts demonstrates how to use dynamic SQL and overcome its downsides.
2012-02-17 (first published: 2010-05-20)
32,753 reads
Using Certificates to Sign Stored Procedures
How to sign stored procedures with certificates, this is useful if the procedures use dynamic SQL.
2010-06-21
11,432 reads
Version Control your Stored Procedures
This shows a method for generating scripts for SQL Server stored procedures and functions so they can be added to a version control management system (VCMS).
2010-05-06
20,840 reads
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Question of the Day
RegEx Functions II
I have this data in a table in a SQL Server 2025 database:
EmailAddressID EmailAddress 7 dylan0@ADVENTURE-WORKS.COM 8 Diane1@ADVENTURE-WORKS.COMIf I run this query, which row(s) are returned?
SELECT top 10 * FROM person.EmailAddress WHERE REGEXP_LIKE(EmailAddress, '^d') AND BusinessEntityID IN (7,8)See possible answers