It is confirmed it is a materialized view. How can they go stale? What is the difference in them and a traditional view?
v/r Stephen S. Wolfe, GS-11, DAFC Data Services Manager [EMAIL PROTECTED] (813) 827-9974 DSN 651-9974 > -----Original Message----- > From: Hately, Mike (LogicaCMG) [mailto:[EMAIL PROTECTED] > Sent: Tuesday, August 12, 2003 10:04 AM > To: Multiple recipients of list ORACLE-L > Subject: RE: Question on views > > > Stephen, > > Traditional views don't go stale though they can be made > invalid if the underlying objects change. This shouldn't > really be happening on a regular basis unless the schema is > changing rapidly. > He may be using a materialized view. These can go stale. > Before going any further ask him which of these is the cause > and get the name of the view. > I'd have thought that if a materialized view was created by > his application then it's his responsibility. > > Cheers, > Mike Hately, > Consultant DBA > > -----Original Message----- [mailto:[EMAIL PROTECTED] > Sent: 12 August 2003 13:40 > To: Multiple recipients of list ORACLE-L > > > I just had a contractor tell me that the problem with my > Diabetic detection and Listing 'feature' in their product > (Integrated Clinical Database, ICDB) is because the 'view' > crafted for that detection is going 'stale'. > > I admit that most my SQL design experience is in MSSQL's > T-SQL although I'm starting to come up to speed on SQL*Plus, > anyway, the above explanation provided to be from the TriCare > guy seems bogus. > > Simply put there are four or five good Lab Chemistry > parameters one could use in a SQL select statement to > determine if a patient is diabetic or a diabetic candidate > without having specific ICD9 diagnosis coding that declares > the patient diabetic. > > A select statement returns a cursor of data that meets the > selection criteria and on MSSQL is a static snapshot of what > is in the database at the time the query was executed. Thus, > if a patient had parameters that met diabetic conditions > stored in the database over the past year, how can a view go > 'stale'? Is this just a Oracle peculiarity or am I getting a > smoke screen as I suspect? > > v/r > > Stephen S. Wolfe, GS-11, DAFC > Data Services Manager > [EMAIL PROTECTED] > (813) 827-9974 DSN 651-9974 > > > ************************************************************** > ****************************** > E mail Disclaimer > > You agree that you have read and understood this disclaimer > and you agree to be bound by its terms. > > The information contained in this e-mail and any files > transmitted with it (if any) are confidential and intended > for the addressee only. If you have received this e-mail in > error please notify the originator. > > This e-mail and any attachments have been scanned for certain > viruses prior to sending but CE Electric UK Funding Company > nor any of its associated companies from whom this e-mail > originates shall be liable for any losses as a result of any > viruses being passed on. > > No warranty of any kind is given in respect of any > information contained in this e-mail and you should be > aware that that it might be incomplete, out of date or > incorrect. It is therefore essential that you verify all such > information with us before placing any reliance upon it. > > CE Electric UK Funding Company > Lloyds Court > 78 Grey Street > Newcastle upon Tyne > NE1 6AF > Registered in England and Wales: Number 3476201 > > ************************************************************** > ****************************** > > -- > Please see the official ORACLE-L FAQ: http://www.orafaq.net > -- > Author: Hately, Mike (LogicaCMG) > 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.net -- Author: Wolfe Stephen S GS-11 6 MDSS/SGSI 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).
