Re: SQL Update ?

[rob@xxxxxxxxx]

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select * from rob/casetest

KEYFLD  TESTFLD
  A     300-12
  B     310-23

update rob/casetest
set testfld=
case
when substr(testfld,1,3)='300'
 then ('400' || substr(testfld,4,7))
when substr(testfld,1,3)='310'
 then ('410' || substr(testfld,4,7))
end

select * from rob/casetest
KEYFLD  TESTFLD
  A     400-12
  B     410-23


Rob Berendt
--
"They that can give up essential liberty to obtain a little temporary
safety deserve neither liberty nor safety."
Benjamin Franklin




Mike.Collins@syan.co.uk
Sent by: midrange-l-admin@midrange.com
04/18/2002 08:04 AM
Please respond to midrange-l


        To:     midrange-l@midrange.com
        cc:
        Fax to:
        Subject:        Re: SQL Update ?



You can certainly do it one at a time:

UPDATE myfile SET myfield = '341' || substr(myfield,4,14)
WHERE substr(myfield,1,3) = '300'

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