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Handling huge BLOB fields with DBI and MySQL

by gmax (Abbot)
on Mar 08, 2002 at 07:35 UTC ( #150255=perlmeditation: print w/replies, xml ) Need Help??

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  1. or download this
    type         max size
    ------------ -------------
    ...
    BLOB                65_535
    MEDIUMBLOB      16_777_215
    LARGEBLOB    4_294_967_295
    
  2. or download this
    
               UPLOAD FLOW                   DOWNLOAD FLOW
    ...
       | DB field < 2 MB         |        |                         |
       |                         |        |                         |
       +-------------------------+        +-------------------------+
    
  3. or download this
    +-------------+---------------+------+-----+---------+-----------+
    | Field       | Type          | Null | Key | Default | Extra     |
    ...
    | username    | varchar(30)   |      |     |         |           |
    | updated     | timestamp(14) | YES  |     | NULL    |           |
    +-------------+---------------+------+-----+---------+-----------+
    
  4. or download this
    #!/usr/bin/perl -w
    use strict;
    ...
    
    exit;
    }
    
  5. or download this
    $ perl blobs.pl u mysql4 mysql-4.0.1-alpha.tar.gz "4.0.1" "MySQL alpha
    +"
    
  6. or download this
    $ perl blobs.pl d mysql mysql-4.0.1-alpha.tar.gz
    

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[erix]: hm, there's a FANN perl module - looks a bit old
[Cosmic37]: I'm afraid I don't know the answer to your map question...... what were the references too?
[corenth]: each reference was to a fairly small scaler.
[corenth]: I mean, array of scalers. usually triples.
[Cosmic37]: there is a FANN discussion group but seems to have gone quiet... http://leenissen. dk/fann/forum/ viewforum.php?f=18 &sid=1afc1fb3fa1a3 7f52b03e40d05cdaaa 3

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