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Code snippets and memory joggers

Wednesday, September 22, 2010

db2 Update from another table

What a pain!!

update PVESUSER.accounts
set (department) = (select department
from PVESUSER.indra i
where i.EMPLOYEENUMBER = PVESUSER.accounts.EMPLOYEENUMBER
)
WHERE EXISTS (SELECT 1
from PVESUSER.indra i
where i.EMPLOYEENUMBER = PVESUSER.accounts.EMPLOYEENUMBER)

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