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My Undesrstanding was this
e.g. A Inner Join B on A.x=B.y WHERE B.z between Date1 and Date2
27 Oct 2015
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SQL performance is vital for driving value from a data warehouse. With today's growing query complexity, optimizing SQL can be a daunting task ...
17 Nov 2014
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We have multiple views that are being joined and within the views are complex logics and one of the logic is to have timestamp (4) as part of the join column. When parsing the query and running the explain it is taking longer, over a min. Looking at the explan, the timestamp is taking part on the join.
14 Apr 2014
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