But he was talking about sending, not receiving. and he says that the ftp is assured to work ok.
Yechiel Adar Mehish ----- Original Message ----- To: Multiple recipients of list ORACLE-L <[EMAIL PROTECTED]> Sent: Friday, October 25, 2002 2:48 AM > Unfortunately it is a trust issue... > > Trust me when I say a file can get scrambled. I have seen it happen. In > our wierdest scenario two received files appeared to be merged into a > single file - on the source system they had two intact files, on our system > 1.5 files merged into a single file and .5 of a file missing. > > We could never replicate it, we had extensive testing on ftp processes, > etc, all we know is that it happened and our validation techniques saw it > and saved us a lot of greif. > > > > > > "Yechiel Adar" > <adar76@inter. To: Multiple recipients of list ORACLE-L <[EMAIL PROTECTED]> > net.il> cc: > Sent by: Subject: Re: Flat file generation integrity ideas... > [EMAIL PROTECTED] > om > > > 25/10/2002 > 06:14 > Please respond > to ORACLE-L > > > > > > > I do not see how the file can get "scrambled". > You write it out ok. > The ftp is guaranteed. > So what is the problem. > > I will go along with the suggestion to zip it. It saves on the ftp time and > also gives you some protection. > > Yechiel Adar > Mehish > ----- Original Message ----- > From: Grabowy, Chris > To: Multiple recipients of list ORACLE-L > Sent: Thursday, October 24, 2002 7:34 PM > Subject: Flat file generation integrity ideas... > > > > I have to create packages that will generate several flat files of data > from tables that will be sent to other systems to be processed. > > > I am looking for ideas on how to ensure data integrity in the flat files. > > > For example, the expected record count is stored on the first line of the > file to ensure that the correct amount of records was received. > > > The systems group is chartered to ensure the flat files are correctly > FTPed between systems, so that's covered. > > > I just worry that if "somehow" a flat file is scrambled then the scrambled > data is loaded into the database, therefore corrupting it. > > > At this phase, XML is not an option > > > I keep thinking that some sort of CRC should be stored with each line in > the flat file. And then before the line is loaded into the database, the > CRC is compared against the generated CRC of the just read line. Has > anyone done anything like this? Any examples out there? > > > Many TIA!! > > > > > > > <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<---->>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> >>>> > Privileged/Confidential information may be contained in this message. > If you are not the addressee indicated in this message > (or responsible for delivery of the message to such person), > you may not copy or deliver this message to anyone. > In such case, you should destroy this message and kindly notify the sender > by reply e-mail or by telephone on (61 3) 9612-6999. > Please advise immediately if you or your employer does not consent to > Internet e-mail for messages of this kind. > Opinions, conclusions and other information in this message > that do not relate to the official business of > Transurban City Link Ltd > shall be understood as neither given nor endorsed by it. > <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<---->>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> >>>> > > -- > Please see the official ORACLE-L FAQ: http://www.orafaq.com > -- > Author: Mark Richard > INET: [EMAIL PROTECTED] > > Fat City Network Services -- 858-538-5051 http://www.fatcity.com > San Diego, California -- Mailing list and web hosting services > --------------------------------------------------------------------- > To REMOVE yourself from this mailing list, send an E-Mail message > to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in > the message BODY, include a line containing: UNSUB ORACLE-L > (or the name of mailing list you want to be removed from). You may > also send the HELP command for other information (like subscribing). -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Yechiel Adar INET: [EMAIL PROTECTED] Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
