Hi Ranganath, the query for ur first question is
update testtab t1 set t1.code = ( select t2.type from testtab t2 where t1.rowid = t2.rowid ) , t1.type= ( select t2.code from testtab t2 where t1.rowid = t2.rowid ) ...will let u know if i can get a query for ur second question. Regards, Prem Khanna J. On Thu, 30 Jan 2003 Krishnaswamy, Ranganath wrote : >Hi List, > >I need the queries for the following requirements. Can anybody >help me >please? > >1. A table has two columns "Code" and "Type". Form a query to >swap the >values of these columns. > >2. A table contains empid, salary, mgr_id. Form a query to >select the >employees who have the salary more than their manager's salary. >And if the >mgr_id is null then that record should not be selected. > >Thanks and Regards, > >Ranganath -- Please see the official ORACLE-L FAQ: http://www.orafaq.net -- Author: oraora oraora INET: [EMAIL PROTECTED] Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).