Thanks all. I made a nice variation on the tie up. Instead of making the nested fact an independent object, I added attributes that actually belong to the...
Tonner, Don
Don.Tonner@...
Jul 1, 2000 3:43 pm
340
hi all, i want to know how many-to-many relationships between two classes can be implemented(say in Java). the best example of such a relationship is the...
Sudheendra V
sudhi@...
Jul 5, 2000 5:43 pm
341
Sudhi, You normally create a new class, which will contain as it's key, the keys (Unique Identifiers) from both of the classes that comprised the m-m ...
Edwards, Michael, CSCIO
medwards1@...
Jul 5, 2000 9:18 pm
342
All, The Y2K patch for VisioModeler is (finally) released: http://officeupdate.microsoft.com/visio/welcome_page/ FYI, Scot. ...
Scot A. Becker
scotb@...
Jul 7, 2000 12:27 am
343
I'm interested to know if anyone has formalized (also interested in ad-hoc) the transformation of an ORM to targets other than E-R models. I am especially...
Dennis Corbo
team490@...
Jul 10, 2000 11:15 pm
344
Dennis, Yes some work for other models has been done. At one time there was a port to Jasmine (sp) the CA OODBMS. Others have created an XML script from ORM to...
PAtrick Hallock
path@...
Jul 11, 2000 1:54 am
345
I'm trying to use ORM to model a certain situation and I need advice. The situation is like a census; there are interviewers and people to be interviewed. A...
TD Fisher
td@...
Jul 13, 2000 3:54 pm
346
Hello, It doesn't sound to me that the fact below is elementary. I would assume a given interviewee (Person) is interviewed by at most one interviewer at a ...
Scot A. Becker
scotb@...
Jul 13, 2000 6:12 pm
347
Quatranaries, although rare do actually occur. You just want to be very careful that you don't have smaller fact hidden in there. When you say historical...
Lance Delano
lanced@...
Jul 13, 2000 11:18 pm
348
I think he's trying to model the responsibility for the interview -- not the interview itself. Hence my earlier question. The question of interest is whether...
Lance Delano
lanced@...
Jul 13, 2000 11:21 pm
349
If I may add, I think Scott is right on the money, I would express it as An Interviewer has one or more InterviewAssigmnents InterviewAssignement can have...
Gary Davidson
GaryDavidson@...
Jul 13, 2000 11:29 pm
350
TD Fisher wrote: Those of us from the 'old camp' would probably consider what it is that you are doing. It is an Interview. Facts: 1. Person gives Interview 2....
PAtrick Hallock
path@...
Jul 14, 2000 2:02 am
351
The way I read it, 'responsibility for an interview may change over time' implies that an assigned interviewer may not actually perform a given interview, but...
Dagna Gaythorpe
Dagna.Gaythorpe@...
Jul 14, 2000 2:33 pm
352
Hi Dagna, You and Lance have valid comments, and they probably are right, but the fact remains (pun intended) that the first fact is, in my opinion, ...
Scot A. Becker
scotb@...
Jul 14, 2000 3:03 pm
353
The attached ERD fragment may help you think about the requirements. The data structure will support the possibility that different interviewers may execute...
Stone, Ken
Ken.Stone@...
Jul 14, 2000 3:27 pm
354
Thanks to all for your input. Given the range of interpretations, I obviously wasn't explicit enough in my first post. I'll attempt to clarify my situation -...
TD Fisher
td@...
Jul 14, 2000 6:04 pm
355
... From: Scot A. Becker <scotb@...> Sent: Friday, July 14, 2000 11:05 Subject: RE: [JCM] (unknown) ... the ... in a ... aspects. I've found that...
John Hanna
jh@...
Jul 14, 2000 6:32 pm
356
All, Slightly off topic, but this book ("Developing Time-Oriented Database Applications in Sql") has been recommended to me as good reading on the temporal...
Scot A. Becker
scotb@...
Jul 14, 2000 7:31 pm
357
Hi Fuller info at http://www.mkp.com/books_catalog/catalog.asp?ISBN=1-55860-436-7 Also see Richard's homepage http://www.cs.arizona.edu/http/html/people/rts/ ...
John Douglas
john-d@...
Jul 14, 2000 10:00 pm
358
InConcept Announces a Six Object-Role Modeling Seminar Dates July 15, 2000: For Immediate Release – Due to increased demand, InConcept, Inc. is proud to...
Scot A. Becker
scotb@...
Jul 15, 2000 8:28 pm
359
I've found this to be a valuable reference, along with TimeCenter technical reports at http://www.cs.arizona.edu/http/html/people/rts/timecenter/timecenter.htm...
John Hanna
jh@...
Jul 16, 2000 9:24 pm
360
Lots of good discussion on this thread regarding temporal modeling. I am too snowed under right now to contribute much, but I do hope to write at least one...
Terry Halpin
TerryHa@...
Jul 18, 2000 1:04 am
361
Seems like the title "Conceptual Schema and Relational Database Design" is out of print... argh. Mr. Celko alluded to me a while back that there may be a book...
Howard Lee
HowardL@...
Jul 19, 2000 8:16 pm
362
Hi Howard, ... The second edition from Prentice Hall is out of print. However, there is a revised 1999 edition by WytLytPub. I happen to know the publisher...
Scot A. Becker
scotb@...
Jul 19, 2000 8:23 pm
363
Thanks for the book plugs, Scot. Just to confirm, the revised second edition is available by emailing WytLytPub@.... The third edition (much larger and...
Terry Halpin
TerryHa@...
Jul 19, 2000 9:12 pm
364
Ken suggested two tables to hold the knowledge about the interview. Table 1: Primary key - interviewer ; subject ; interviewer responsibility time stamp ...
Sharp
sharp@...
Jul 20, 2000 7:36 pm
365
PERTH, AUSTRALIA - July 22, 2000 -- Information Engineering Services Pty Ltd (IES) today released a special Issue No. 11 of "The Enterprise Newsletter" (TEN),...
Clive Finkelstein
cfink@...
Jul 22, 2000 4:01 pm
366
hi! i'm new in the group and i need some examples of ER model for supplier chains. exculse me by my english... i'm a brazilian guy. and if this isn't the...
Julio Viegas
julioviegas@...
Aug 1, 2000 5:50 pm
367
It may not be of any help, but I can offer what I have at hand -- two books that include case studies: Designing Quality Databases with IDEF1X Information...
Laforce, Lester
laforcel@...
Aug 1, 2000 7:15 pm
368
thank you laforce, but i need some material more specific... i already work with ERwin and other software modelers i need a case study about supplier chains....
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