Hi All Sorry Guys...I just cut a small part of a bigggg Query where i had problems but i didnt see the User Table missing in the From List :((
Thanx for your Help.. -Arul ----- Original Message ----- From: "Rob Vieira" <[EMAIL PROTECTED]> To: "'Benjamin Pflugmann'" <[EMAIL PROTECTED]>; "Arul" <[EMAIL PROTECTED]> Cc: "MySQL" <[EMAIL PROTECTED]> Sent: Thursday, June 27, 2002 5:42 AM Subject: RE: How can this Oracle Query converted to MySQL > In a nutshell, this can be rewritten as a join - no sub-select needed, so no > problem (this is true of the vast majority - albeit not all - sub-selects). > > Because the "U" table is missing (indeed, it looks like a lot of your join > informaiton is missing too), there's no way for me to give you an accurate > rewrite as a JOIN, but make Company_Industries a table that you join to, > join it to Company on CompanyID, and add the IndustryID conditions and > you're set. > > Rob > > -----Original Message----- > From: Benjamin Pflugmann [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, June 26, 2002 1:04 PM > To: Arul > Cc: MySQL > Subject: Re: How can this Oracle Query converted to MySQL > > > Hi. > > First, I removed the CC to the java list, because this problem is not > java-related in any way. > > Second, I suggest you do some reading in the manual, the questions you asked > recently are mostly answered there. > > On Wed 2002-06-26 at 15:03:19 +0530, [EMAIL PROTECTED] wrote: > > SELECT > > U.UserID > > FROM > > Transaction_Data T, Rfq_Data R ,Company C > > WHERE > > T.TransactionID = R.TransactionID AND > > (R.Industryid=1 or R.IndustryID IN (SELECT IndustryID FROM > > Company_Industries CI WHERE CI.CompanyID = C.CompanyID)) > > I started to try to rewrite the query to sub-selects, when I noticed that it > is broken. You have no table aliased to U, so U.UserID makes no sense. And > it looks as if an restriction on Company is missing (else, the sub-query > simply select all IndustrIDs in Company_Industries). > > Bye, > > Benjamin. > > -- > [EMAIL PROTECTED] > > --------------------------------------------------------------------- > Before posting, please check: > http://www.mysql.com/manual.php (the manual) > http://lists.mysql.com/ (the list archive) > > To request this thread, e-mail <[EMAIL PROTECTED]> > To unsubscribe, e-mail > <[EMAIL PROTECTED]> > Trouble unsubscribing? Try: http://lists.mysql.com/php/unsubscribe.php > > --------------------------------------------------------------------- > Before posting, please check: > http://www.mysql.com/manual.php (the manual) > http://lists.mysql.com/ (the list archive) > > To request this thread, e-mail <[EMAIL PROTECTED]> > To unsubscribe, e-mail <[EMAIL PROTECTED]> > Trouble unsubscribing? Try: http://lists.mysql.com/php/unsubscribe.php > --------------------------------------------------------------------- Before posting, please check: http://www.mysql.com/manual.php (the manual) http://lists.mysql.com/ (the list archive) To request this thread, e-mail <[EMAIL PROTECTED]> To unsubscribe, e-mail <[EMAIL PROTECTED]> Trouble unsubscribing? Try: http://lists.mysql.com/php/unsubscribe.php
