Use Aggregrate functions on XML data : Introduction « XML « Oracle PL/SQL Tutorial

Oracle PL/SQL Tutorial

1.	Introduction
2.	Query Select
3.	Set
4.	Insert Update Delete
5.	Sequences
6.	Table
7.	Table Joins
8.	View
9.	Index
10.	SQL Data Types
11.	Character String Functions
12.	Aggregate Functions
13.	Date Timestamp Functions
14.	Numerical Math Functions
15.	Conversion Functions
16.	Analytical Functions
17.	Miscellaneous Functions
18.	Regular Expressions Functions
19.	Statistical Functions
20.	Linear Regression Functions
21.	PL SQL Data Types
22.	PL SQL Statements
23.	PL SQL Operators
24.	PL SQL Programming
25.	Cursor
26.	Collections
27.	Function Procedure Packages
28.	Trigger
29.	SQL PLUS Session Environment
30.	System Tables Data Dictionary
31.	System Packages
32.	Object Oriented
33.	XML
34.	Large Objects
35.	Transaction
36.	User Privilege

Java Source Code / Java Documentation

Java Open Source

Jar File Download

Photoshop Tutorials

Flash Tutorials

3ds-Max Tutorials

Illustrator Tutorials

C# / CSharp Tutorial

C# / CSharp Open Source

ASP.NET Tutorial

JavaScript DHTML

JavaScript Tutorial

JavaScript Reference

HTML CSS Reference

Python Tutorial

Python Open Source

SQL Server / T-SQL

SQL Server / T-SQL Tutorial

Oracle PL / SQL

VB.Net Tutorial

Flash / Flex / ActionScript

VBA / Excel / Access / Word

Microsoft Office PowerPoint 2007 Tutorial

Microsoft Office Excel 2007 Tutorial

Microsoft Office Word 2007 Tutorial

Oracle PL/SQL Tutorial » XML » Introduction

33. 1. 5. Use Aggregrate functions on XML data


SQL> CREATE TABLE myTable

  2    (myID            NUMBER PRIMARY KEY,

  3     myValue     XMLTYPE )

  4     XMLTYPE myValue STORE AS CLOB

  5  /



Table created.





SQL>

SQL> 

SQL> select count(extract(myValue,'/ROWSET')  )

  2         AS count

  3  from myTable;



     COUNT

----------

         0



1 row selected.



SQL>

SQL>

SQL> drop table myTable;



Table dropped.



SQL>

33. 1. Introduction
	33. 1. 1.	SQL to XML
	33. 1. 2.	Create a table to hold the simple "Hello World" XML document
	33. 1. 3.	Create table based on single data type
	33. 1. 4.	Create table myTable of xmltype
	33. 1. 5.	Use Aggregrate functions on XML data
	33. 1. 6.	Use Text() function to get text value from xml string
	33. 1. 7.	xmlagg and xmlforest
	33. 1. 8.	Without the text() operator, returns node name + text value

www.java2java.com | Contact Us

Copyright 2009 - 12 Demo Source and Support. All rights reserved.

All other trademarks are property of their respective owners.