For some time, Microsoft had a few window functions, but not the full set specified in the SQL 2003 standard. Now, in SQL Server 2012 we have the whole range, and extremely useful they are too. There's no longer an excuse to avoid them, particularly now you have Rob Sheldon's gentle introduction.
The SQL MERGE statement can make your DML querying more efficient but you need to take care or you may get burned
Data could be the way that more decisions are made, separating the competent from the incompetent in the future. Steve Jones isn't sure this is the best way to make decisions if we don't include a human element in the decision process.
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Normally, the query Optimiser won't consider 'bushy' plans, where both operands to a join operator could be intermediate results from other joins. This means that it won't produce good query plans for some types of query. Hints, by themselves won't do it. More powerful magic is required.
The goal of this article to show how to get unique transactions per client per month from the data set containing multiple transactions per client per month.
The release of an extensive salary report for Information Technology shows some good trends in it for 2013.
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n a database I currently support, the application makes use of db_datareader and db_datawriter to give permissions to the tables. In a different database, it's even worse as the application uses db_owner. We're adding new tables to both databases and we don't want the application to have access to these tables. How can I deal with the use of these three roles?
A new idea from a small startup may revolutionize the way that you search for data.
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Comments posted to this topic are about the item Designing SQL Server ETL Pipelines...
Comments posted to this topic are about the item Detecting Deadlocks Quickly
We have a SQL Server installed. We have a 500GB drive for the database....
In the Database Engine, when a deadlock is detected, what does the detection interval shrink to (in time)?
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