如何将 FOR AUTO XML 结果插入表中?

2022-01-09 00:00:00 xml insert sql-server-2008 sql-server

我已经使用

select *  from tableABC 
for xml auto, elements

现在,在另一台服务器上有一个确切的表 tableABC,我需要在其中插入这些检索到的值.

Now, there is this exact table tableABC on another server into which I need to insert these retrieved values .

如何实现?

推荐答案

测试表和数据

create table tableABC(A int, B bit, C varchar(10))
insert into tableABC values(1, 1, 'Row 1')
insert into tableABC values(2, 0, 'Row 1')

获取xml

declare @xml xml
set @xml = (select *
            from tableABC
            for xml auto, elements)

XML 数据

<tableABC>
  <A>1</A>
  <B>1</B>
  <C>Row 1</C>
</tableABC>
<tableABC>
  <A>2</A>
  <B>0</B>
  <C>Row 1</C>
</tableABC>

插入另一个表ABC

insert into tableABC(A, B, C)
select 
  r.value('A[1]', 'int'),
  r.value('B[1]', 'bit'),
  r.value('C[1]', 'varchar(10)')
from @xml.nodes('tableABC') t(r)

编辑复制整个语句以测试它是否有效

Edit Copy this entire statement to test if it works

use tempdb
go

create table tableABC(A int, B bit, C varchar(10))

go
insert into tableABC values(1, 1, 'Row 1')
insert into tableABC values(2, 0, 'Row 1')

declare @xml xml
set @xml = (select *
            from tableABC
            for xml auto, elements)

insert into tableABC(A, B, C)
select 
  r.value('A[1]', 'int'),
  r.value('B[1]', 'bit'),
  r.value('C[1]', 'varchar(10)')
from @xml.nodes('tableABC') t(r)

select *
from tableABC

go

drop table tableABC

结果是 tableABC 中的重复行

Result is duplicated rows in tableABC

A           B     C
----------- ----- ----------
1           1     Row 1
2           0     Row 1
1           1     Row 1
2           0     Row 1

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