Sorry, hit send before rewriting to match your query:
UPDATE A Set (CURRENT_BALANCE) = (SELECT A.CURRENT_BALANCE + B.DEPOSIT From B WHERE A.ACCOUNT_ID = B.ACCOUNT_ID)
WHERE EXISTS (SELECT 1 From B WHERE A.ACCOUNT_ID = B.ACCOUNT_ID)

Joseph Sinclair wrote:
> UPDATE TABLEA
> SET (b, c, d) = (SELECT b1, c1, d1 from TABLEB WHERE TABLEB.a1 = TABLEA.a and TABLEB.e1 > 40)
> WHERE EXISTS (SELECT 1 from TABLEB WHERE TABLEB.a1 = TABLEA.a and TABLEB.e1 > 40);
> 
> Not pretty, but should work.
> You also might find this to work MUCH better as a stored procedure using a cursor...
> 
> Bryan O'Neal wrote:
>> IBM DB2
>>  
>>
>> -----Original Message-----
>> From: plug-discuss-bounces@lists.plug.phoenix.az.us
>> [mailto:plug-discuss-bounces@lists.plug.phoenix.az.us] On Behalf Of
>> Joseph Sinclair
>> Sent: Friday, May 23, 2008 7:09 PM
>> To: Main PLUG discussion list
>> Subject: Re: SQL Help - update query with two tables
>>
>> What's the server (i.e. Oracle, MySQL, PostgreSQL, etc...)
>>
>> Bryan O'Neal wrote:
>>> I have not done SQL by hand since sometime in 2005/2006 and I can not 
>>> remember how to do a dynamic update using more then one table.
>>>  
>>> Let us say I have a table A and a table B and I want to update a 
>>> record in table A for every record in table b base on information in
>> table B.
>>> For example, let us say I want A.CURRENT_BALANCE to be set to 
>>> A.CURRENT_BALANCE + B.DEPOSIT where A.ACCOUNT_ID = B.ACCOUNT_ID.
>>>  
>>> Thoughts?
>>>
>>>
>>>
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> 
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