xml 文件内容
<Datas> <Data> <Capacitance>ABCEDEghijilem</Capacitance> <Resistance>B</Resistance> <PROX>C</PROX> <MIC>D</MIC> </Data></Datas>
CREATE TABLE xmlTable
( [aa] [xml] NULL, )
insert into xmlTable
values ('<Datas><Data><Capacitance>ABCEDEghijilem</Capacitance><Resistance>B</Resistance><PROX>C</PROX><MIC>D</MIC></Data></Datas>')
查询xml字段具体的值
select aa.value('(Datas/Data/Capacitance)[1] ','varchar(50)') from xmlTable