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3
votes
3answers
1k views

Database Performance Tuning

I have a MySQL backend, MS Aaccess front-end system that is nice and responsive over a local network but becomes sluggish over a broadband connection. I haven't done any performance tuning as of yet. ...
4
votes
2answers
291 views

How to compare performance of two versions of a function?

I just saw this function definition: create function dbo.f (@a int, @b int) returns integer as begin return case when not exists (Select * from t1 where t1.col1 = @a) AND @b ...