Just came back from a meeting and found out all the discussion had been going on. Thanks a lot for each one of you. -- We will do more research and test of course, but now I am leaning on multiple instances in a server, since we have two different apps. -----Original Message----- From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx]On Behalf Of JayMiller@xxxxxxxxxxxxxxxx Sent: Thursday, March 30, 2006 3:05 PM To: oracle-l@xxxxxxxxxxxxx Subject: RE: two databases in a server I can also say from bitter experience that the more applications touch a single database the more difficult it is to schedule testing for a database upgrade. Every different development group must clear time in the schedules at the same time. Thanks, Jay Miller Sr. Oracle DBA x68355 _____ This message is confidential and sent by TD Waterhouse solely for use by the intended recipient. If you are not the intended recipient, you are hereby notified that any use, distribution or copying of this communication is strictly prohibited. This should not be deemed as an offer or solicitation, to buy or sell any product. Any 3rd party information contained herein was prepared by sources deemed reliable, but is not guaranteed. TD Waterhouse does not accept electronic instructions that would require an original signature. Information received by or sent from TD Waterhouse is stored, subject to review, and may be produced to regulatory authorities or others with a legal right to such. This e-mail is intended solely for the person or entity to which it is addressed and may contain confidential and/or privileged information. Any review, dissemination, copying, printing or other use of this e-mail by persons or entities other than the addressee is prohibited. If you have received this e-mail in error, please contact the sender immediately and delete the material. ____________________________________________________________________ This email has been scanned for all viruses by the MessageLabs Email Security System. Any questions please call 972-721-8257 or email your request to tech_support@xxxxxxxxxxxx