sql server xml替换或删除

Question

使用下表...如果我想用其他东西完全替换xml列的内容，那么替换（或删除/插入）会是什么样子......但是我不需要类似的节点PK我保持完整

CREATE TABLE T (i int, x xml)
go
INSERT INTO T VALUES(1,'<Root>
<ProductDescription ProductID="1" ProductName="Road Bike">
<Features>
 <Warranty>1 year parts and labor</Warranty>enter code here
 <Maintenance>3 year parts and labor extended maintenance is available</Maintenance>
</Features>
</ProductDescription>
/Root>')

Answer 1

update t
set x='<Root>
<ProductDescription ProductID="1" ProductName="Road Bike v2">
<Features>
<Warranty>1 year parts and labor</Warranty>enter code here
<Maintenance>3 year parts and labor extended maintenance is available</Maintenance>
</Features>
</ProductDescription>
/Root>'
where i=1