Question: If they can change the join hints to improve the performance of the query. Well, the reality is that I always Avoid Join Hints.
SQL Server emergency? Email pinal@sqlauthority.com with URGENT in the subject line.
Table Variables and Parallelism: Reads Yes, Inserts No
Table variables and parallelism: reads can run in parallel, inserts cannot. See the plan reason, the 1-row estimate at old levels, and when to use a temp table.
Group by Query Hash: Find One Query With Many Plans
Group by query hash to add up every cached copy of one query. See why the top query hides across entries in SQL Server.
One Query Many Plans – SQL in Sixty Seconds #171
After the blog post, lots of people asked me it will be more helpful if I can create a video on the same topic of one query many plans.
Same Query Plan, Different Cache Entry in SQL Server
The same query plan can sit in the cache many times when query text changes by a space, a letter case or a comment. See it, measure it and learn how to share one entry.
Best Value for Maximum Worker Threads – SQL in Sixty Seconds #170
A very common question I often receive during Comprehensive Database Performance Health Check is what is the best value for Maximum Worker Threads.
SQL SERVER – Display Dates in Different cultures FORMAT
Today we are going to learn a very simple and interesting concept used very little. It is about how to Display Dates in Different cultures FORMAT.
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