| Thread | Last Post | Replies |
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| Why not many2one with pk array type | 30 Jan 2006 17:16 GMT | 7 |
This leads to a question. One way to model many to one is for the attacher table to hold a foreign key to the attachee table. Why couldn't some relational database support
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| What is the most difficult search operations for criminal finger print | 25 Jan 2006 22:23 GMT | 8 |
I am a newbie in database theory, but I think it cannot prevent me from making some contributions to the field, not in theory, but in database performance. That is, what I am interested in the database is how to do match, not its interface or its language. Is it the right place to ...
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| MV and SQL | 24 Jan 2006 23:05 GMT | 37 |
DonR responded to me, a while back with this:
> My guess is the proprietary MV program can be written quicker and with > finer details than a combination of database constraints and SQL > whatif's. I think the problem you and other SQL programmers have in |
| Early and late binding. | 23 Jan 2006 16:04 GMT | 9 |
The discussion about dynamic typing and the discussion about Dawn's new blog both put me in mind of an old topic: early and late binding. I searched the web, and got a lot of articles on this subject. All the ones I've read so far deal with two specific instances of early and late ...
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| candidate keys in abstract parent relations | 23 Jan 2006 15:49 GMT | 50 |
Hi. I'm a newbie data modeler, and I'm having a tough time with what seems like a simple data modeling / identity modeling problem, but which has been giving me fits. For the purposes of this discussion, I need four relations, working
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| SQL for Smarties | 23 Jan 2006 13:17 GMT | 4 |
Hey Joe, An online friend of mine tells me that I'm listed as a contributor in the latest edition of SQL for Smarties. Is that worth a complimentary copy?
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| Multisets and 3VL | 22 Jan 2006 05:10 GMT | 5 |
Folks, I've read Date, Darwen and Pascal's ideas on how their relational model is based on set theory (I assume they mean ZFC, but it's probably not important) and two-valued logic, and they've done a
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| Modelling Problem | 22 Jan 2006 04:01 GMT | 3 |
Sorry for the non descriptive title but I wasn't really sure how to describe it. I have a scenario where I have the following tables. Projects (PK ProjectID, FK ProposalID -> Proposals)
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| Relate sets of data | 20 Jan 2006 07:47 GMT | 2 |
How would you try to proove statiscally that two sets of data are related? The thing is I have access to a very big database of company losses, from various compnious and concerning different kinds of losses. Now I
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| Searching question | 19 Jan 2006 21:41 GMT | 1 |
How would someone be able to search through like 1.5 million records looking for a specific piece of text in a field without having to do a linear search through each record, given the fact that they do not have any information about the other fields in the table?
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| Announcing New Blog | 19 Jan 2006 15:34 GMT | 30 |
The first installment of the tincat mewsings blog has been posted. It should be a good read and is guaranteed raise an eyebrow for some, although this group of readers will not find it surprising. It tried to be accurate and also clear when an opinion is being expressed.
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| Tool to transform db schema into DDL for different databases | 18 Jan 2006 05:28 GMT | 3 |
Please help me folks . My goal is to find tool(s) that : 1. allows to edit ERD 2. allows syncronization between DB and ERD
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| Knowledge and Ignorance over Time | 17 Jan 2006 21:54 GMT | 12 |
Paul C. said that he's still far from a database expert. So am I. But I've been learning, since about 1980. Over time (a long time!) I've noticed a pattern in the growth of my knowledge.
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| What is Pick anyway? | 16 Jan 2006 21:55 GMT | 21 |
As promised in the thread titled "So what's null then if it's not nothing?", I have started a new thread to discuss Pick in depth, if anyone is interested. I just realized it 2am and I have to get up in a few hours and stuff
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| Data Management | 11 Jan 2006 22:09 GMT | 1 |
My name is Matti and I started to study BCS(British Computing Society) Diploma. Because I'm quite new to the subject I was just wondering if anybody could help me.
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