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PostgreSQL 101: The 10 key differences between SQL Server & PostgreSQL

Join us for the second webinar in our PostgreSQL 101 series.

As a SQL Server developer or DBA, you have a broad skill set and have become accustomed to interacting with the larger #SQLFamily community. Now, by choice or necessity you've begun to explore PostgreSQL and things feel oddly familiar and foreign at the same time.

Join Ryan Booze on May 25th to find out the things that often trip up SQL Server users when they first start exploring PostgreSQL.

2023-05-22

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BIT_COUNT I

By Steve Jones - SSC Editor

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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;

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