On Wednesday 14 May 2003 18:35 in
<27ad91d2.0305140935.4fdec226@posting.google.com>, Hunter
(dave_h4@yahoo.com) wrote:
> 4) I need my query to:
> a) count all rows where cust_id is in table A but *not* in table B
> AND *not* in table C
SELECT COUNT(*) FROM A WHERE NOT EXISTS(SELECT 1 FROM B WHERE B.cust_id = A.cust_id) AND NOT EXISTS(SELECT 1 FROM C
WHEREC.cust_id = A.cust_id);
> b) display all emails where cust_id is in table A but *not* in table
> B AND *not* in table C
SELECT A.email FROM A WHERE NOT EXISTS(SELECT 1 FROM B WHERE B.cust_id = A.cust_id) AND NOT EXISTS(SELECT 1 FROM C
WHEREC.cust_id = A.cust_id);
--
Regards,
Dave
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dwnoon@spamtrap.ntlworld.com (David W Noon)
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