Robert Davis

  • Interests: Poker, computers, reading/writing horror fiction

Technical Article

How do I ... Determine Database Growth If I Am Not Tracking It? -- Error Logs Part III

How do I ... Determine Database Growth If I Am Not Tracking It? If your database has grown considerably and you're not sure when or why it happened, you'll be hard pressed to figure out the answer unless you're tracking changes in database size.

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2009-02-27

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Technical Article

Database Mirroring FAQ: If the principal fails while running in high performance mode, what options do I have for bringing the mirror online?

Question: If the principal fails while running in high performance mode, what options do I have for bringing the mirror online? This question was sent to me via email. My reply follows. Quick question on DB mirroring client redirection after Principal fails

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2009-02-24

3,649 reads

Technical Article

Database Mirroring FAQ: Can a 2008 SQL instance be used as the witness for a 2005 database mirroring setup?

Question: Can a 2008 SQL instance be used as the witness for a 2005 database mirroring setup? This question was sent to me via email. My reply follows. Can a 2008 SQL instance be used as the witness for a 2005 database mirroring setup? Databases to be mirrored are currently running on 2005 SQL instances but will be upgraded to 2008 SQL in the near future.

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2009-02-23

1,567 reads

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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