RE: text records and cross referencing

2009-08-20 Thread Pol
posted  mailed

Gavin Towey wrote:

 Hi Pol,
 
 MySQL support FULLTEXT indexes, and natural language searches, including
 Boolean conditions.  This may help you; however, you will have to adjust
 the default behavior of the index, but changing server settings.  By
 default there is a minimum word length which you will have to adjust, and
 a list of stopwords (words to ignore.)  Both of these will prevent you
 from indexing each and every word, and even still words that show up in
 most or all records will be ignored (and I don't know if you can change
 that behavior.)   The alternative, is using unindexed lookups, which would
 be very slow for any non-trivial application.
 

Thank you for you references. 
I am not an expert, so i hope to find a smart interface to mysql to set up
the server. 
 
 
 In all honesty, if this really is a personal application, you may be
 better off using another, simpler method.

What are your suggestions?

Thank you

--Pol



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RE: text records and cross referencing

2009-08-19 Thread Gavin Towey
Hi Pol,

MySQL support FULLTEXT indexes, and natural language searches, including 
Boolean conditions.  This may help you; however, you will have to adjust the 
default behavior of the index, but changing server settings.  By default there 
is a minimum word length which you will have to adjust, and a list of stopwords 
(words to ignore.)  Both of these will prevent you from indexing each and every 
word, and even still words that show up in most or all records will be ignored 
(and I don't know if you can change that behavior.)   The alternative, is using 
unindexed lookups, which would be very slow for any non-trivial application.

See:
http://dev.mysql.com/doc/refman/5.0/en/tutorial.html
http://dev.mysql.com/doc/refman/5.0/en/fulltext-search.html

The highlighting and switching behavior is up to your application.  MySQL just 
stores data,  it's up to you to write programs that manipulate it.

In all honesty, if this really is a personal application, you may be better 
off using another, simpler method.

Regards,
Gavin Towey

-Original Message-
From: news [mailto:n...@ger.gmane.org] On Behalf Of Pol
Sent: Wednesday, August 19, 2009 2:38 AM
To: mysql@lists.mysql.com
Subject: text records and cross referencing

Hi

i am very new to mysql. I am playing around with it to test it as a
personal vocabulary and language expression manager.
Main field would be a passage from a text work, where each word is
searchable.
Any experience and reports about such use?

A further questions is about the possibility to make cross references, that
is
1) highlighting all records that have been connected (by the user) to the
displayed record
2) switching from a record to another one, within the same database.

Thank you

---Pol


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