This blog, explores ideas for extending SQL Server with new, fast hash functions. As will be shown, the high speed, built in functions CHECKSUM and BINARY_CHECKSUM are not always optimal hash functions, when you require the function to spread data evenly over an integer space.
2011-12-28
2,595 reads
I have transactional replication configured in my production environment with multiple subscribers. The business team has requested that one of the subscriptions be reinitialized, because they think there is some missing data. In this tip we look at the different options that you can use to reinitialize a subscription for transactional replication.
2011-12-27
2,872 reads
SQL Server Integration Services is an essential component of SQL Server, and designed to perform a variety of routine and occasional tasks. It majors on ETL tasks and for administrative jobs across servers. The DBA needs also to be aware of their role in optimising SSIS by planning, trouble-shooting, optimising performance, and in documenting installations.
2011-12-26
3,146 reads
Fabiano Amorim continues his introduction to SQL Server's implementation of the window functions by giving a history of what got implemented and when, and explaining the concept of the 'Frame' in a window function, with plenty of examples.
2011-12-23
3,169 reads
Recently I encountered a situation where the backup drive was short of space on the production server. The policy on the production server was that as soon as soon as the Full Backup is complete, a copy of the production backup is transferred to the staging server using RoboCopy
2011-12-22
3,325 reads
Not too long ago an ISV that developed solutions using SQL Server as the RDBMS, asked me how they could query a database as at a point in time. This was a relatively easy answer, thanks to the Database Snapshot feature. I was however surprised at the next question “Can we update the database snapshot?”
2011-12-21
2,509 reads
SQL Server has an issue when an INSERT fails that includes LOB data, SQL Server allocates space for the insert but does not reclaim the space on the failure therefore taking up more space than necessary. This tip walks you through an example of this issue and ways to resolve it.
2011-12-20
2,669 reads
DBAs are usually charged with the administration of Reporting Services, but are often short on guidance on how to go about such tasks as planning, documenting and troubleshooting those aspects that are specific to the SSRS service. Feodor Georgiev gives some tips, custom SSMS reports, and useful TSQL queries, based on his experience.
2011-12-19
3,032 reads
We often use excel for any running repetitive calculations since it is a very convenient user friendly interface which allows us to just enter a formula in a cell and simply drag and drop the formulas to generate a complete output.
2011-12-16
7,686 reads
Jeff Moden's election to the Exceptional DBA of the Year award for 2011 was a popular one. Although all the finalists were exceptional, Jeff has impressed everyone with his energy, stamina and wit, particularly with his work on SQL Server Central. In conversation with Richard Morris, Jeff comes up with several nuggets of advice and opinion that are valuable for any DBA or database developer.
2011-12-15
5,337 reads
PlanTrace Now Supports PostgreSQL The same plan analysis you know from...
By Steve Jones
the kinder surprise – . the point in your early adolescence when you realize...
If you’ve been following my T-SQL Snapshot Backup series, most of what I’ve covered...
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On which Linux versions is SQL Server 2025 on Linux supported?
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