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An SQL question , not easy ;-)

From: Andrey Bronfin <andreyb_at_elrontelesoft.com>
Date: Wed, 15 Aug 2001 02:26:44 -0700
Message-ID: <F001.0036ADF5.20010815022040@fatcity.com> 






Dear gurus !


I have a table of phone calls , 2 fields : CALL_START   DATE , CALL_END
DATE .



I need an SQL statement or a PL/SQL block to calculate the maximum number of
SIMULTANIOUS phone conversations.


Please help !!!


Thanks a lot in advance !


Andrey.




-- 



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-- 



Author: Andrey Bronfin


  INET: andreyb_at_elrontelesoft.com


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