Who are connecting to database and disconnect ...
When you want gain exclusive access to database in order to restore database
2015-11-06 (first published: 2015-10-14)
1,944 reads
Scripts
Rebuild index selectively
Rebuild index is expensive most time. So you don't rebuild all index blindly.
2015-11-04 (first published: 2015-10-05)
1,844 reads
Alter all/specific columns by double dynamic SQL
The script uses dynamic SQL twice
first to get the detail about the database structure and create ddl out of it
second to execute each DDL created
2015-11-03 (first published: 2015-10-07)
973 reads
Paginating a SQL query result set
How to Paginate a query result set to keep from pulling the whole result set to the client side
2015-11-02 (first published: 2014-05-05)
3,719 reads
Security Queries: Database-level
A set of queries which attempt to gather as much security-related information on a single database as possible.
2015-10-30 (first published: 2013-10-24)
5,689 reads
List of Stored Procedures modified in past 7 days
Provide list of Stored Procedures that have been changed in past 7 days.
2015-10-29 (first published: 2013-04-11)
3,588 reads
2015-10-27 (first published: 2014-07-08)
4,392 reads
2015-10-23 (first published: 2014-05-13)
3,738 reads
Calculating Working Hours
Calculating working hours can be painful due to all the variances that they imply. This function will calculate working hours between 2 dates which might include time. There's an option to use a holidays table that will vary in each environment.
2015-10-22 (first published: 2014-05-22)
3,742 reads
2015-10-21 (first published: 2013-12-26)
4,058 reads
Blogs
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Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
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Question of the Day
Getting the Average
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers