Disabling Indexes
Indexes are probably the number one tool we have to improve performance. That said, there are times when we want...
2019-02-18 (first published: 2019-01-28)
2,458 reads
Blog Posts
Don’t Leave the Database Behind…Or Win If You Do
If you’ve had struggles with database development and had a real world disaster, you could win in a new Redgate...
2019-02-18
166 reads
Error in SSMS: Attempted to read or write protected memory.
There are a lot of reasons to write a blog post. One of my favorites is when I’ve been asked...
2019-02-18
177 reads
Four ways good database management can boost your business
Whatever industry you work in, you will almost certainly have come across a story about how data is transforming your sector. That might be helping to cure a disease...
2019-02-18
13 reads
Four ways good database management can boost your business
Whatever industry you work in, you will almost certainly have come across a story about how data is transforming your...
2019-02-18
249 reads
Installing Extensions to Azure Data Studio
If you’re even thinking about experimenting with, let alone actively using, Azure Data Studio, you need to plan on installing a few extensions. Buck Woody has a great list...
2019-02-18
6 reads
Installing Extensions to Azure Data Studio
If you’re even thinking about experimenting with, let alone actively using, Azure Data Studio, you need to plan on installing...
2019-02-18
313 reads
Partitioning 5: The extra partition
So, we’ve set up a table with table partitioning on the RIGHT for CreationDate. We defined 11 partitions, and in...
2019-02-18
169 reads
Speaking at SQLBits in March 2019
I’m super excited about the fact I’ll be speaking at SQLBits this year. It’s my first time as a speaker...
2019-02-18
121 reads
SQL Server, What Waits Happened In The Last X Seconds
There are plenty of scripts out there that can show you the waits that are occurring on your server, however,...
2019-02-18
169 reads
Blogs
KDA: Echoes of Deception - Case 6
By Zikato
A cryptic message, a book cipher hidden in art provenance records, and a trail...
Capturing My Own Metrics: #SQLNewBlogger
By Steve Jones
A customer was trying to compare two tables and capture a state as a...
Red Flags in Your Query (T-SQL Tuesday #200)
By Zikato
When I'm looking at a query, I bet it's bad if I see... a...
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BIT_COUNT II
Comments posted to this topic are about the item BIT_COUNT II
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 NULLWhat is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 4;See possible answers