Drupal is a Senior SQL Server consultant with over 20 years of experience in engineering innovative SQL Server solutions for high growth organizations. A truly SQL Server specialist and IT generalist, Drupal is a certified MCDBA, Oracle OCP-DBA and IBM WebSphere Administrator. He is also ITIL V3 certified at the Foundation and Intermediate levels as well as PMP.

T-SQL Developer Interview Questions with Answers

by SQLPals

Mission: SQL Homeostasis

What SQL command do you use to pull and filter data from a table ?

SELECT [Column List] FROM [Table Name]...

2018-04-20

432 reads

Generate SQL script to extract user permissions from a SQL database

by SQLPals

Mission: SQL Homeostasis

When you restore a database, it will also restore all permissions along with it. But what if you are restoring...

2018-04-19

12,253 reads

How to check whether and when sql index statistics were updated last time?

by SQLPals

Mission: SQL Homeostasis

I was working for a client on their very critical and heavily used database. The application was an E-commerce website...

2018-04-19

7,656 reads

How to start SQL Server job using TSQL and wait for it to complete?

by SQLPals

Mission: SQL Homeostasis

If you ever had a need to start a SQL job using sp_start_job stored procedure in msdb then you know...

2018-04-19

15,781 reads

SQL server database size, location and volume info

by SQLPals

Mission: SQL Homeostasis

For one of my clients, I needed to know and document not only database names, size and locations but also...

2018-04-19

581 reads

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Forums

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Upgrade 2016 Standard to 2022 Express

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Question of the Day

BIT_COUNT II

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

UserID  UserPermissions
15
23
37
4       NULL

What is returned when I run this code:

select bit_count(UserPermissions) as PermissionCount
from dbo.UserPermission
where UserID = 4;

See possible answers