Stairway to Advanced T-SQL Level 10: Using Scalar Functions
Learn about scalar user defined functions in this next level in the Stairway.
2020-10-21 (first published: 2020-10-08)
3,632 reads
Scalar UDF
2020-05-28
666 reads
The Case for Scalar-valued, User-defined Functions in T-SQL
Did you know that scalar-valued, user-defined functions can be used in DEFAULT/CHECK CONSTRAINTs and computed columns? Learn about it...
2015-05-12
7,274 reads
Calculating the Number of Business Hours Passed Since a Point of Time
A set of user defined functions used to calculate the number of business or working hours (excluding the non working hours) that have passed since a certain point of time.
2011-09-21 (first published: 2007-11-20)
3,156 reads
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Question of the Day
How Long is a Long I/O?
In SQL Server 2025, a long I/O is recorded in the error log with message 833. How long much an I/O request be outstanding before this message is written to the log?
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