Date Manipulation with DATEADD/DATEDIFF
Learn how to use Dateadd/Datediff functions to manipulate dates in this short article from Seth Phelabaum.
2010-04-07
37,007 reads
Seth Phelabaum
Data Type Precedence and Implicit Conversions
In my last post, I noted that one of the biggest differences between ISNULL and COALESCE was the fact that...
2010-02-25
1,118 reads
IN and NOT IN
One of the most common mistakes made in T-SQL is thinking that these behave identically. I've personally opened up a...
2010-02-04
3,941 reads
String Manipulation - CHARINDEX()
I see charindex used quite commonly in string manipulation. What I rarely see used is the optional third parameter. Here...
2009-12-21
2,926 reads
Tally Table - Character Date Validation
Tally (or numbers) tables are one of my favorite query writing tools. Such a simple premise that can be applied...
2009-12-17
3,185 reads
Blogs
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Poor Name Choice
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T-SQL in SQL Server 2025: Substring Changes
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Question of the Day
Getting the Indexed Columns
I run this code on SQL Server 2022 to get a list of all the indexes and their key columns. What is returned?
SELECT
INDEX_COL (N'AdventureWorks2017.Sales.SalesOrderDetail') See possible answers