Many thanks for your input. Looks like the older version of mysql, preceding
5.0 has some problems. I've to upgrade mysql now. :-(
Thanks again.
Mogens Melander <[EMAIL PROTECTED]> wrote:
Well, trying your example gives me the expected result.
select cust.ssn, disposition.disposition, so
Well, trying your example gives me the expected result.
select cust.ssn, disposition.disposition, source.source
from cust LEFT JOIN source ON (cust.source=source.id)
LEFT JOIN disposition ON (cust.disposition=disposition.id);
'123456789', 'dispo2', 'source1'
'123456780', 'dispo1', 'source2'
'1234
Hi Mike
Thanks for your input. I read the page before and it caused more confusion.
May be an example would clarify this:
create table `cust` (`ssn` varchar(10), `source` int(3) , `disposition`
int(3));
insert into cust (ssn, source, disposition) values ('123456789', 1, 2);
insert i
a left join and a right join are 2 very distinct things... It is not
clear from your text what it is you exactly are going for here but I
doubt that applying either LEFT or RIGHT to ALL of your (many) joins
is going to give it to you. You need to stop and examine the
relationships between the t
I tried the following 2 SQL's and the results are less than satisfactory. The
RIGHT join does not show where disposition is NULL. The LEFT join shows
dispositions as NULL where they shouldn't be. Also the LEFT join generates more
dupes. Any way to fix this?
select cust.first as FIRST, cust
