At 7:34 PM +0200 9/5/01, Carsten H. Pedersen wrote:
> > -----Original Message-----
>> From: Paul DuBois [mailto:[EMAIL PROTECTED]]
>>
>> At 6:35 PM +0200 9/5/01, Carsten H. Pedersen wrote:
>> > > Hi,
>> >> I'm using :
>> >> - Win NT 4.0 SP6
>> >> - Apache 1.3
>> >> - PHP 4.05
>> >> - MySQL 3.23
>> >> When I try to upload JPG files, the temporay files on the
>> server are OK.
>> >> But when I store them into a BLOB field into mySQL, some
>> images (not all)
>> >> are truncated after some lines.
>> >> It's like an EOF byte found ...
>> >> The SQL is:
>> >> $reqSQL = "UPDATE RESSOURCE SET NOM='".$fichier."'
>> >> ,EXTENSION='".$extension."' ," ;
>> >> $reqSQL .= " DATA=LOAD_FILE('".$ficherRessource."') WHERE
>> >> ID_RESSOURCE=".$id_ressource;
>> >>
>> >> No problem with GIF files, and small JPG.
>> >
>> >Check the value of max_allowed_packet. You will probably find that
>> >your images are truncated to about this size.
>>
>>
>> Does max_allowed_packed apply to values loaded with LOAD_FILE()?
>
>Reading The Fine Manual sec. 6.3.2: (sorry, couldn't resist :-) )
Hey, that's no fair - countering with *facts*!
>
> LOAD_FILE(file_name)
> Reads the file and returns the file contents as a string. ...
> The file must ... be smaller than max_allowed_packet.
Huh. You're right. I was thinking that because the file has to be
on the server host, the server could read it directly and thus the
contents wouldn't be subject to the network-traffic max_allowed_packet
size.
>
>> The truncation might be enforced by the Web server rather than MySQL.
>> For example, CGI.pm has a $POST_MAX variable that controls the maximum
>> amount of information that can be sent back to the script.
>
>This was my first thought as well; However, Hervé does state
>that the temporay files on the server are OK.
>
>/ Carsten
>--
>Carsten H. Pedersen
>keeper and maintainer of the bitbybit.dk MySQL FAQ
>http://www.bitbybit.dk/mysqlfaq
--
Paul DuBois, [EMAIL PROTECTED]
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