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 Flow of query execution

Author  Topic 

urzsuresh
Starting Member

30 Posts

Posted - 2011-01-18 : 06:57:34
Hi
Can any one please provide link for flow of query exection in sql

For eg.
FROM, [JOIN CONDITION, JOIN TABLE ...], WHERE, GROUP BY, HAVING, SELECT, DISTINCT, ORDER BY, TOP

Suppose when we write query, how that query will get execute behind. I would like to know about that.
Can you please provide ariticles or link related to this

Suri

SwePeso
Patron Saint of Lost Yaks

30421 Posts

Posted - 2011-01-18 : 08:25:00
Inside SQL Server 2005: T-SQL Queries
By Itzik Ben-Gan




N 56°04'39.26"
E 12°55'05.63"
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robvolk
Most Valuable Yak

15732 Posts

Posted - 2011-01-18 : 09:45:55
There's some detail here:

http://www.midnightdba.com/Jen/2010/08/select-deconstructed/

It's a summary of what's in Itzik's books. Google around a bit and you'll find a diagram and other descriptions like this one.
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