Some new interresting points about trees and CTE in SQL Server : transforming a tree from auto reference to interval model (nested sets), calculating levels in interval model, creating a view of auto ref from an interval model, hierarchical numbering of items, and more. This article includes more examples based on his previous work.
2007-12-26
5,599 reads
How many DBAs need a solution to track those changes made for multiple systems? Auditing is becoming more and more prevalent in all systems and having a good solution can really make your DBA job interesting. New author Keren Ramot brings us his technique that works indepedent of the database structure.
2007-12-26 (first published: 2007-02-12)
19,604 reads
How do you cope with an executive's request to "bring back a time series of activity for all subscribers who were in platinum status as of X date," or "show me a time series of orders by sales region according to the sales organization as of Y"? Here's how data warehouse pros can cope with the common requirement to look back in time.
2007-12-26
1,522 reads
To optimize Transact SQL (T-SQL) data types in SQL Server, learn how each type affects performance -- I/O, RAM and CPU in SQL Server.
2007-12-26
3,745 reads
Keeping track of the amount of space in a database is something every DBA needs to do or face the dreaded "out of space" errors appearing on every client's desktop. SQL Server guru David Poole brings us an automated way of doing just that.
2007-12-25 (first published: 2006-12-28)
20,899 reads
2007-12-25
34 reads
2007-12-25
2,512 reads
Study encryption and hashing algorithm options for data security in SQL Server 2005 and use symmetric/asymmetric keys to encrypt and decrypt SQL Server data.
2007-12-25
3,463 reads
In the spirit of celebration at the end of the year, a break from the usual routine. Happy holidays to all and hopefully no one is working this weekend.
2007-12-24 (first published: 2004-12-24)
4,403 reads
2007-12-24
1,587 reads
By Steve Jones
Last week I spent a few days in Cambridge, UK for the Redgate Company...
By Steve Jones
Recently I had someone internally ask about whether SQL Source Control supports Git Hooks....
By Steve Jones
At Redgate, we’re experimenting with how AI can help developers and DBAs become better...
I'm running a group MSA for the database engine and SQL Agent in a...
All, My query is as follows: SET DATEFORMAT dmy SELECT p.query_id, DATEADD(MICROSECOND,-rs.max_duration,rs.first_execution_time) AS starttime,...
Comments posted to this topic are about the item Encoding Strings
I have this code in SQL Server 2025. What is the result?
DECLARE @message VARCHAR(50) = 'Hello SQL Server 2025!'; DECLARE @encoded VARCHAR(MAX); SET @encoded = BASE64_ENCODE(@message); SELECT @encoded AS EncodedResult;See possible answers