sql操作xml类型的的数据

查询：

select * from ceshitable where ceshi.value('(ceshi/name)[1]','nvarchar(200)') like '%ceshi9%';

修改：

update ceshitable set ceshi.modify('replace value of (ceshi/name//text())[1] with "修改后的值"') where ceshi.value('(ceshi/id)[1]','int') = 1;

 

排序:

select top 10 * from ceshitable order by ceshi.value('(ceshi/id)[1]', 'int')

汇总：

select SUM(ceshi.value('(ceshi/id)[1]','int')) from ceshitable where ceshi.value('(ceshi/id)[1]','int') <=10

 

分组：

select COUNT(*),table1.tName from (

SELECT table2.Loc.value('TitleIntact[1]','varchar(250)') as tName  FROM   PE_ContentManage_Article

CROSS APPLY ExtendContent.nodes('/ExtendContent') as table2(Loc)) as table1

GROUP by table1.tName