When does using multiple databases make sense?

2004-01-07 Thread Paul F
Greetings, I am wandering under what circumstances it is sensible/beneficial
to use multiple databases for a single project, and why.

The reason I ask is because I am re-developing an existing database with
MySQL that someone else created with another engine (DBISAM) and chose to
have 5 separate databases used by one application.

And yes, I do mean databases not tables LOL.

Thanks for any advice!


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RE: Please analyze my project table design

2003-11-28 Thread Paul F

Thanks guys. I thought that normalization would refer to redundant info not
necessarily the same column names? I would further see the problem with the
design if say phone_number in the agent table and lawyer table contained the
same data, which of course they won't.

I thought about the persons table instead however you might notice that
there are some columns that each do not have. Ie. home and work numbers for
vendors and purchasers, firm for lawyers etc. Also I am expecting several
columns to be NULL values for vendors and purchasers but not the other
persons.

I am very concerned with how I have setup the PK/FK/indices!


Thanks guys!



The repeated column names for example phone_number 
-Original Message-
From: David T-G [mailto:[EMAIL PROTECTED] 
Sent: Friday, November 28, 2003 3:49 PM
To: mysql users
Cc: [EMAIL PROTECTED]
Subject: Re: Please analyze my project table design

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Hi!

...and then [EMAIL PROTECTED] said...
% 
...
% I don't know of a DB theory rule that says it's a bad idea to have the
same columns in many tables, but it might make the design more compact to
take the common stuff and put it into one table.

Oh, there is, indeed.  CF normalization :-)


HTH  HAND  good luck Paul

:-D
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RE: ODBC Encryption?

2003-10-23 Thread Paul F
Thanks. I was thinking about using stunnel.

-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] 
Sent: Thursday, October 23, 2003 3:41 PM
To: [EMAIL PROTECTED]; [EMAIL PROTECTED]
Subject: Re: ODBC Encryption?

What you've seen is what you get.  None.

Try tunneling through SSH.  Try this link to learn more:

   http://www.cs.kuleuven.ac.be/system/security/ssh/tunnel.shtml

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Cannot get Digest

2003-10-20 Thread Paul F
I seem to be unable to get this list in digest format :(

I previously signed up for normal version. I have tried unsubscribing and
re-subscribing with 
Digest - MIME instead and I keep getting the normal list (individual e-mails
for every post!)

Thanks for any help!


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ODBC Encryption?

2003-10-20 Thread Paul F
Greetings. Can anyone tell me what type of encryption is used when sending
mysql username/password through ODBC. I see that the data and username are
plaintext.

Thanks!


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RE: What would be an efficient way to accomplish this ( Statistic s/Trends in a table?) Thanks!

2003-10-09 Thread Paul F
Thanks for your help, just what I needed.

I will play around but if you have a chance and know how, how would I order
the results by count? (ie. highest counts first..)

-Original Message-
From: Mike Knox [mailto:[EMAIL PROTECTED] 
Sent: Wednesday, October 08, 2003 5:09 AM
To: '[EMAIL PROTECTED]'; [EMAIL PROTECTED]
Subject: RE: What would be an efficient way to accomplish this ( Statistic
s/Trends in a table?) Thanks!

Paul

How about 
select FIRST_NAME, count(*)
from a table
group by  FIRSTNAME
having count(FIRST_NAME)  1



Mike


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What would be an efficient way to accomplish this (Statistics/Trends in a table?) Thanks!

2003-10-07 Thread Paul F
I would appreciate any advice on this. PHP+MySQL snippets even better :P

How can I do this:

For example I have a table with a field FIRST_NAME

I want to produce the statistics of how many identical FIRST_NAME entries
there are in the table.

Yes I could hard code queries to match a list of predetermined entries (ie.,
knowing that there are common names like Paul, Bob and John) and do a count
on each match but this will not suffice because in this example it will not
account for say occurrences of the first name Xanther, LOL.

Anyway... I had a nap and am back before I clicked send. During my nap I
dreamed up something like selecting all FIRST_NAME ordered by same, and them
some kind of script to do counts. 

Any other/further suggestions appreciated. Thanks!





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