2008-03-14 (first published: 2008-01-29)
1,277 reads
T-SQL
Importance of UPSERT
A simple UPSERT can reduce reads on tables. This in turn will increase the performance of a DB.
2008-01-29
12,360 reads
Identify Unique Columns
Tool to automatically query combinations of columns in your table to determine candidate for unique key.
2012-08-21 (first published: 2008-01-28)
2,902 reads
2012-03-26 (first published: 2008-01-23)
3,246 reads
2008-01-23
3,119 reads
2008-01-17
2,671 reads
2008-01-15
3,434 reads
Evaluating How Filtering Options Affect T-SQL Performance
The many popular rules concerning T-SQL filtering operators can't be trusted implicitly; instead, you should evaluate your options explicitly.
2008-01-14
2,792 reads
2011-09-20 (first published: 2008-01-11)
2,497 reads
Trim Trailing Blanks in SQL Queries
Reformats the text output of queries to trim trailing blanks in wide varchar columns for easy copy-and-paste.
2008-03-10 (first published: 2008-01-09)
2,945 reads
Blogs
Prime Day Recommendations
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Fabric for Operational Reporting & SQL Endpoint Trap
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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...
Concurrency and Baseline Control: Level 5 of the Stairway to Reliable Database Deployments
Comments posted to this topic are about the item Concurrency and Baseline Control: Level...
Spending Time in the Office
Comments posted to this topic are about the item Spending Time in the Office
Question of the Day
Multiple Values Inserted
I have this code on SQL Server 2022. What happens when it runs all at once?
DROP TABLE IF EXISTS dbo.Commission GO CREATE TABLE dbo.Commission (id INT NOT NULL IDENTITY(1,1) CONSTRAINT CommissionPK PRIMARY KEY , salesperson VARCHAR(20) , commission VARCHAR(20) ) GO INSERT dbo.Commission ( salesperson, commission) VALUES ( 'Brian', 12 ), ( 'Brian', 'None' ) GOSee possible answers