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Equivalent selects
Message
 
To
17/09/2008 16:39:25
General information
Forum:
Visual FoxPro
Category:
Databases,Tables, Views, Indexing and SQL syntax
Environment versions
Visual FoxPro:
VFP 9 SP2
OS:
Vista
Network:
Windows 2008 Server
Database:
MS SQL Server
Miscellaneous
Thread ID:
01348392
Message ID:
01348407
Views:
16
>>>>>I am assuming these 2 statements are functionally equivalent. Am I correct?
>>>>>Thanks
>>>>>
>>>>>select * ;
>>>>>from test_financing ;
>>>>>inner join tip on test_financing.tip_id = tip.tip_id ;
>>>>>where between(_year,tipyear,tipyear+4) ;
>>>>>order by lead, st_name, _year 
>>>>>
>>>>>select * ;
>>>>>from tip ;
>>>>>inner join test_financing on test_financing.tip_id = tip.tip_id ;
>>>>>where between(_year,tipyear,tipyear+4) ;
>>>>>order by lead, st_name, _year 
>>>>>
>>>>
>>>>Yes. You will get the same result from both.
>>>>But abouth to speed you should check Actual Execution Plan.
>>>
>>>What is AEP?
>>
>>Run both queries in SSMS (SQL Server Management Studio)
>>Before you run them just click on "Include Actual Execution Plan" button from the toolbar.
>
>Is that a VFP tool or is this some additional software I will have to install?

Nope, that is SQL Server tool
Against Stupidity the Gods themselves Contend in Vain - Johann Christoph Friedrich von Schiller
The only thing normal about database guys is their tables.
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