Re: Max Char problem ! help! :(
| From: | Matthew Leverton | Date: | Thu, 29 Jun 2000 16:42:07 +0000 |
| Subject: | Re: Max Char problem ! help! :( | ||
| Groups: | php.general | ||
| Request: | Send a blank email to php-general+get-3833@lists.php.net to get a copy of this message | ||
>
>1) I'm storing the comments in a mysql databse, but
>apparently the max VARCHAR can only be 255 characters.. How
>can I store comments which are longer? Can people suggest
>anything better?
>
mysql has a large text data type that you could use. I
forget what they call it...
>2) How can I get averages of ratings? I mean I want people
>to rate the album.... so I guess I can find a way of
>getting them t insert a number in a ratings column.. but
>how can I take an average from the numbers given a certain
>movie (what i mean is that my sql query goes like this:
>select * from reviews where album='$album' ) but i need it
>go get average ratings too....
>
This should work:
SELECT AVG(rating_column) FROM reviews where album='$album'
--
Matthew Leverton - matthew@aeroinc.net
http://www.allegro.cc