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SQLServerCentral Article

SSIS - Code Reuse and Complex Control Flows

SQL Server 2005 Integration Services is an incredibly powerful, but complex environment for creating ETL packages. Kristian Wedberg brings us a new article on reusing some of your code and some complex looping structures that you might want to use in your applications.

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2005-09-06

16,186 reads

External Article

SQL database control and deployment

If you develop SQL databases, you know how difficult it can be to promote from the development environment to production with any level of confidence that the databases are the same.

When you have upgrades, it’s difficult to identify changes as well, especially when there are multiple developers making changes to multiple databases. The problem is compounded if your target environment is a client’s system over which you have no control. It’s staggering to think about what can happen if there are 600-plus client systems that have various versions of your database.

2005-09-06

2,677 reads

External Article

Finding Duplicate Indexes in Large SQL Server Databases

One important component of tuning a large, heavily used database, is to ensure that the tables are indexed optimally: enough indexing, but not too much indexing for the application you are running. There are rules of thumb about index tuning, but the entire issue is so complex that there's no "silver bullet" solution that will work for every case. However, in tuning indexes we can generally say that it's not a good idea to maintain duplicate indexes on the same data. SQL Server does not provide checks to prevent duplicate indexes from being created, as long as the names are different

2005-09-05

3,192 reads

SQLServerCentral Article

Calling All Editing Buffs

Author Sean McCown would like to see some improvements in the editing tools that are available. He's proposed some changes and ideas to make a better tool. Join the discussion and see if you can get the SQL Server vendors to build something to make every DBA's job easier.

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2005-09-02

4,144 reads

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BIT_COUNT I

By Steve Jones - SSC Editor

Comments posted to this topic are about the item BIT_COUNT I

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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