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for ACCESS :
update a, b set a.name=b.name1 where a.id=b.id
for SQL Server:
"update a set a.name=b.name1 from a,b where a.id=b.id"
update   a   set   a.status=b.status  
  from   table1   a,table2   b  
  where   a.id1=b.id1  
update a inner join b on a.a1=b.b1 set a.a2=b.b2Ìõ¼þ
update   table1   set   a.status   =   b.status  
  from   table1   a   inner   join   table2   b    
  on   a.idl   =   b.idl
http://topic.csdn.net/t/20041013/14/3451961.html
http://www.cnblogs.com/hanguoji/archive/2007/02/01/636723.aspx


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