RE: update statement
- From: "Zelli, Brian" <Brian.Zelli@xxxxxxxxxxxxxxx>
- To: 'Igor Neyman' <igor.neyman@xxxxxxxxx>
- Date: Thu, 17 Feb 2011 15:12:59 -0500
yes
ciao,
Brian
________________________________
From: Igor Neyman [mailto:igor.neyman@xxxxxxxxx]
Sent: Thursday, February 17, 2011 3:13 PM
To: Zelli, Brian
Cc: oracle-l-freelists
Subject: Re: update statement
Is s_subjectid - a key in both: s_subject and annmarie tables?
Regards,
Igor Neyman
On Thu, Feb 17, 2011 at 3:06 PM, Zelli, Brian
<Brian.Zelli@xxxxxxxxxxxxxxx<mailto:Brian.Zelli@xxxxxxxxxxxxxxx>> wrote:
SQL> UPDATE s_subject
2 SET u_mrn = (SELECT u_mrn FROM annmarie.s_subject
3 WHERE annmarie.s_subject.s_subjectid = s_subject.s_subjectid)
4 where exists
5 (SELECT u_mrn FROM annmarie.s_subject
6 WHERE annmarie.s_subject.s_subjectid = s_subject.s_subjectid);
SET u_mrn = (SELECT u_mrn FROM annmarie.s_subject
*
ERROR at line 2:
ORA-01427: single-row subquery returns more than one row
Ok, I am trying to update the mrn data based on the subjectid's being equal.
It errors saying:
This is a key and there shouldn't be any duplicates. An example I saw uses the
same code.
What is wrong with the code?
Brian
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