服务器之家:专注于服务器技术及软件下载分享
分类导航

Mysql|Sql Server|Oracle|Redis|MongoDB|PostgreSQL|Sqlite|DB2|mariadb|Access|数据库技术|

服务器之家 - 数据库 - Sql Server - SQL SERVER 将XML变量转为JSON文本

SQL SERVER 将XML变量转为JSON文本

2020-05-03 15:31和尚洗头用飘柔 Sql Server

这篇文章主要介绍了SQL SERVER 将XML变量转为JSON文本的相关资料,需要的朋友可以参考下

废话不多说了,直接给大家贴代码了。

?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
-- create function
create function [dbo].[fnXmlToJson] (@XmlData xml)
returns nvarchar(max)
as
begin
return
(select stuff(
(select
*
from
(select
',{'+
stuff(
(select
',"'+
coalesce(b.c.value('local-name(.)', 'NVARCHAR(MAX)'),'')+'":"'+ b.c.value('text()[]','NVARCHAR(MAX)') +'"'
from x.a.nodes('*') b(c) for xml path(''),type).value('(./text())[]','NVARCHAR(MAX)'),,,'')
+'}'
from @XmlData.nodes('/root/*') x(a)) JSON(theLine)
for xml path(''),type).value('.','NVARCHAR(MAX)' )
,,,''));
end;
go
-- test table and data
create table [dbo].[PivotExample]
(
[Country] [nvarchar]() null
,[Year] [smallint] not null
,[SalesAmount] [money] null
)
on
[PRIMARY];
insert into [dbo].[PivotExample]values('Australia', , .);
insert into [dbo].[PivotExample]values('Germany', , .);
insert into [dbo].[PivotExample]values('United States', , .);
insert into [dbo].[PivotExample]values('France', , .);
declare @xml xml;
set @xml=(select top * from [dbo].[PivotExample] for xml path, root);
select dbo.fnXmlToJson(@xml);
--return string
{"Country":"Australia","Year":"","SalesAmount":"."},
{"Country":"Germany","Year":"","SalesAmount":"."},
{"Country":"United States","Year":"","SalesAmount":"."},
{"Country":"France","Year":"2008","SalesAmount":"922179.0400"}

 

延伸 · 阅读

精彩推荐