T-SQL

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Reusing T-SQL Code

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Alex Kuznetsov, in an article taken from his book 'Defensive Database Programming with SQL Server', shows how DRY principles can be put in practice with constraints, stored procedures, triggers, UDFs and indexes.

2015-06-10

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Question of the Day

BIT_COUNT I

In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data: 

UserID  UserPermissions
15
23
37
What is returned when I run this code: 
select bit_count(UserPermissions) as PermissionCount
from dbo.UserPermission
where UserID = 3;

See possible answers