Len() and DataLength()
Both system functions, Len() and DataLength(), in SQL Server are used to measure the length of the data. The main...
2013-05-16
1,295 reads
John Huang’s Blog
Len() and DataLength()
Both system functions, Len() and DataLength(), in SQL Server are used to measure the length of the data. The main difference of those 2 is that Len() gets the...
2013-05-16
2 reads
Protect Yourself from Using DBCC WritePage
I blogged DBCC WritePage a year ago here http://www.sqlnotes.info/2011/11/23/dbcc-writepage/. It’s an extremely dangerous command especially with the last parameter “directORbufferpool”...
2013-05-14
989 reads
Protect Yourself from Using DBCC WritePage
I blogged DBCC WritePage a year ago here http://www.sqlnotes.info/2011/11/23/dbcc-writepage/. It’s an extremely dangerous command especially with the last parameter “directORbufferpool” of this command turned on. I also showed you...
2013-05-14
2 reads
Bring Offline File Online — Modify SQL Server Metadata
In my last post, I demonstrated how to mount a database with missing NDF files. In the end, we still...
2013-05-09
1,549 reads
Bring Offline File Online — Modify SQL Server Metadata
In my last post, I demonstrated how to mount a database with missing NDF files. In the end, we still have issues removing tables created over missing files, the...
2013-05-09
25 reads
Attach Database with Missing NDF File
I wonder if you’ve had the situation that I had before where you have to attach a database with one...
2013-05-13 (first published: 2013-05-07)
3,722 reads
Attach Database with Missing NDF File
I wonder if you’ve had the situation that I had before where you have to attach a database with one or few missing .ndf files. It seems pretty common...
2013-05-07
4 reads
Fix Page Checksum
A checksum value is tagged with every data page in SQL Server. This is used to detect issues on the...
2013-05-02
1,914 reads
Fix Page Checksum
A checksum value is tagged with every data page in SQL Server. This is used to detect issues on the storage system to ensure what has been read from...
2013-05-02
4 reads
Blogs
Dry-run xp_delete_file Before Actually Deleting Files?
By SQLPals
Dry-run xp_delete_file Before Actually Deleting Files? xp_delete_file doesn’t really have a...
Happy Thanksgiving! (USA Holiday)
By Brian Kelley
In the United States, today is Thanksgiving. The intent behind the holiday is to...
Getting SQL Server 2025 RTM Running in Containers on macOS
SQL Server 2025 RTM is here, and if you’re running Docker on macOS, you...
Forums
Which Object Definitions Are Available?
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T-SQL in SQL Server 2025: The PRODUCT Function
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Question of the Day
Which Object Definitions Are Available?
For which of these object types can I get the code when I run the OBJECT_DEFINITION() function in SQL Server 2025? (choose 3)
See possible answers