Hi,
I have 3 tables which I want to count records from. The tables are
users, phonebooks, groups. I want to count how many phonebooks and
groups does a user have. Currently I try to use this query:
SELECT users.username, count( phonebooks.key_user ) AS pb,
count( groups.key_user ) AS gp
FROM users
LEFT JOIN (
phonebooks, groups
) ON ( phonebooks.key_user = users.key_user
AND groups.key_user = users.key_user )
GROUP BY users.username
But the result was wrong. Does anybody know why it's wrong and how to
solve it?
TIA


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