Well, you have to tell MySQL somehow how to connect those two
tables. You may want to check the syntax for JOINS to understand
what's going on.
> I have two tables:
> whenever I tried doing this select, mysql would hang
> indefinitely trying to resolve it or at least took
> toooo long I would rather shutdown the whole machine.
> SELECT m.username, m.class, u.password
> FROM masterlist m, user u
> WHERE m.class <> '' LIMIT 20;
> However, when I include "u.username = m.username" in
> the WHERE field, it immediately produces the result
> in 0.0x seconds.
> Why does it hang on the 1st case? was it because there
> were cases wherein a row in masterlist is not present
> in user list that's causing it to croak?
--
Herzlich
Werner Stuerenburg
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ISIS Verlag, Teut 3, D-32683 Barntrup-Alverdissen
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