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sqlserver2005讲课代码(sqlserver2005讲课代码)
sqlserver2005讲课代码(sqlserver2005讲课代码)
One, select....for, XML mode, command
--FOR XML statement, pay attention to observe the operation results
Select * from, student, where, stu_num, in (M070101,M070102)
--for XML raw
Select *, from, student, where, stu_num, in (M070101,M070102), for, XML, raw, elements
Select *, from, student, where, stu_num, in (M070101,M070102), for, XML, raw (Student), root (Students)
--for XML Auto
Select * from, student, where, stu_num, in (M070101,M070102), for, XML, auto
Select *, from, student, where, stu_num, in (M070101,M070102), for, XML, auto, elements
--for XML path
Select, stu_num,@snum, stu_name, from, student
Where, stu_num, in (M070101,M070102)
For XML path
The use of ----Path mode
--select stu_num @Num,
-- stu_name, Infor/name.,
-- stu_address, Infor/Address.
--from student
--where, stu_num, in (M070201,M070302)
--for XML path
-
--select stu_num @Num,
-- stu_name, Infor/name.,
-- stu_address, Infor/Address.
--from student
--where, stu_num, in (M070201,M070302)
--for XML path (Student)
--for XML explicit
Select 1, as, Tag, null, as, Parent,
Stu_num, as, [student! 1! Stu_num],
Stu_name, as, [student! 1! Stu_name], from, student!
Where, stu_num, in (M070101,M070106)
For XML explicit
Select 1, as, Tag, null, as, Parent,
Stu_num, as, [student! 1! Stu_num],
Stu_name, as, [student! 1, stu_name! Element], from, student!
Where, stu_num, in (M070101,M070106)
For XML explicit
Two, openxml (XML document handle, mode (access path), identification quantity)
With (table definition)
1. defines document handles and document variables
2. use sp_xml_preparedocment to parse the XML document and return the handle
3. reads a node or (one or more attribute values) of the XML document
4. destroy the handle with sp_xml_removedocment
--1. receives XML documents
Declare @xmlhandle int
Declare @xmldoc varchar (1000)
Set @xmldoc=
students
student stu_num=, 001, stu_name=, Zhangsan
/student
student stu_num=, 002, stu_name=, Lisi
/student
student stu_num=, 00
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