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from Ds_WasteBook
WHERE (Ds_WasteBook_Desc IN
(SELECT Ds_WasteBook_Desc
from Ds_WasteBook
GROUP BY Ds_WasteBook_Desc
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"http://www.ibatis.com/dtd/sql-map-config-2.dtd">
<sqlMapConfig>
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set @xml = '<root/>'
select @xml
declare @value varchar(10)
set @value = 'val1'
set @xml.modify('insert <item value="{sql:variable("@value")}" /> into (/root)[1]')
select @xml
set @value = 'val2'
set @xml.modify('replace value of (/root/item/@value)[1] with "val2 ......
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