thank ya boys... ill mess around with this tonight... and let ya know what i figure out...
tw On Tue, 8 Mar 2005 09:24:18 -0600, Andy Ousterhout <[EMAIL PROTECTED]> wrote: > Just wrap an exclusive lock around the transaction. Make it a named lock > that will cross all sessions. > > -----Original Message----- > From: Tony Weeg [mailto:[EMAIL PROTECTED] > Sent: Tuesday, March 08, 2005 7:46 AM > To: CF-Talk > Subject: Re: cftransaction... it wasnt safe? > > :) thank you adam... > > any idea, how i could restructure it to achieve that? > > thanks. > tony > > On Tue, 8 Mar 2005 07:27:37 -0500, Adam Haskell <[EMAIL PROTECTED]> wrote: > > I think your concept of how cftransaction works is faulty. The way > > this is set up it is not keeping 2 Select max(acctno) happening prior > > to inserting a new record. > > > > Adam H > > > > > > On Mon, 7 Mar 2005 23:00:02 -0500, Tony Weeg <[EMAIL PROTECTED]> wrote: > > > hi there... > > > > > > i have this section of code... that is enrobed in a cftransaction block > > > that somehow today, was caught in a race condition... meaning... > > > > > > i have two records with the same acctNo, and there should only > > > be one! > > > > > > my first thought, now that i look over the code... would it be better > > > for me to use the request scope for the setting of the newAcctNo? > > > > > > help... thanks! > > > > > > tony > > > > > > <cftransaction> > > > > > > <cfquery name="getNewAcctNo" datasource="webCollect"> > > > select max(acctNo) as thisAccountNumber from accts > > > </cfquery> > > > > > > <!--- sets the new acct number, which is simply, highest current > one, > > > plus one. ---> > > > <!--- this is different than the identity id field... so that i > can > > > move it to something > > > else someday :) ---> > > > <cfset newAcctNo = getNewAcctNo.thisAccountNumber + 1> > > > > > > <!--- this query adds the new account information. ---> > > > <cfquery name="addAccount" datasource="webCollect"> > > > insert into accts > > > (acctNo, clientNumber, debtorNumber, dateIncurred, > dateAssigned, > > > dateLastPayment, amountLastPayment, attyFee_actual, principal, > > > preJudgementInt, countyId, balance, attyFeeClaimed, csrId) > > > values > (#newAcctNo#,#form.clientNumber#,#form.debtorNumber#,'#form.dateIncurred#','# > form.dateAssigned#','#form.dateLastPayment#',#form.amountLastPayment#,#reques > t.attyFee_actual#,#form.principal#,#form.preJudgementInt#,#countyId#,#form.pr > incipal#, > > > #form.attyFeeClaimed#, #form.csrId#) > > > </cfquery> > > > > > > <!--- i commit it at this point, so that any future requests will > not > > > take my new number, and frankly > > > im done with it... another request would be valid at this point, > and > > > they could get at it... ---> > > > <cftransaction action = "commit"/> > > > > > > <!--- i then use this to get the new identity value ---> > > > <cfquery name="getNewId" datasource="webCollect"> > > > select @@identity as newAcctId from accts > > > </cfquery> > > > <!--- and finally get the acct number to validate that it was in > fact > > > a good transaction ---> > > > <cfquery name="getNewAccountNumber" datasource="webCollect"> > > > select acctNo from accts where id = #getNewId.newAcctId# > > > </cfquery> > > > > > > </cftransaction> > > > > > > -- > > > tony > > > > > > Tony Weeg > > > > > > macromedia certified coldfusion mx developer > > > email: tonyweeg [at] gmail [dot] com > > > blog: http://www.revolutionwebdesign.com/blog/ > > > cool tool: http://www.antiwrap.com > > > > > > "He who makes a beast of himself saves himself the > > > pain of being a man..." > > > > > > --Hunter S. Thompson. > > > > > > > > > > > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Logware (www.logware.us): a new and convenient web-based time tracking application. Start tracking and documenting hours spent on a project or with a client with Logware today. Try it for free with a 15 day trial account. http://www.houseoffusion.com/banners/view.cfm?bannerid=67 Message: http://www.houseoffusion.com/lists.cfm/link=i:4:197839 Archives: http://www.houseoffusion.com/cf_lists/threads.cfm/4 Subscription: http://www.houseoffusion.com/lists.cfm/link=s:4 Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=11502.10531.4 Donations & Support: http://www.houseoffusion.com/tiny.cfm/54
