Oracle set operator (UNION, MINUS) and read consistency

From: <"">
Date: Tue, 17 Nov 2015 17:46:11 +0000 (UTC)
Message-ID: <276495411.5875089.1447782371643.JavaMail.yahoo_at_mail.yahoo.com>



Hi list,
I have a query using set operators like the following select * from <table 1>union allselect * from <table 2> Does Oracle consider this as ONE query which allows both 'select' statements have read consistency back to the time when the first 'select' statement starts?  Thanks,Lei
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Received on Tue Nov 17 2015 - 18:46:11 CET

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