Correlation(10g) in Oracle SOA

 

Correlation(10g):

It’s used to track the stateful session.

• create a correlation table

 

Sup id	101	102	103	104
Sup name	XYZ	ABC	DEF	GHI
Sup A/C name	AAA	BBB	CCC	DDD

     

New Project:   

Name/correlation BPEL-> Synchronous /Asynchronous

XSD:

Input  id  int

Output Sid  int

Sname  String

SAname  String  

DB Pollex:

poll for new or changed

     

 View

Structure

Correlation – right-click

Create Correlation

Name(correlation set_SD) ----> next

Property ---> Right-click

Create property

Property _SD – ok -> It shows new projects automatically

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Structures:

Properties

property Allais  right click   

create property alias

Correlation BPEL

Part payload- select

Query

ctrl+space ---> .select id – ok

Structures:

Properties

property Allais ---> right-click    ----->

create property alias

Correlation BPEL

DB poll

Query

ctrl+ space -> ./Table Name/SID  

BPEL process:

Receive 1:

Double click

Correlations

add ----> correlation set  

Set	Initiate
Correlationset_SID	YES

  BPEL process:

Receive 2:

Double click

Correlations

add ---> correlation set

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Set	Initiate
Correlationset_SID	NO

Deploy project

<Element name = “employee name” type = “string”, min occurs = “1”, max occurs = “unbounded” />

Note:

This tag is used n the XSD source page after the<element name = “name” type = “string”>

After creating a 10g project it’s automatically creates

• schas
• Test suite
• BPEL .XML
• Hello world. BPEL
• Hello world. WSDL

BPEL console [wait time increase]

Manage BPEL Domain

Synchronous max wait time

45 sec -> 55 sec

Apply  

Note: If it changes 45 to 55 then it reflects all projects.

Global variable:

We can create from the top of the “BPEL process”

Local variables:

We can create from ”scope activity”

11g Definition:

SCA ----> service component Architecture

SOA is a middleware technology.

For in-depth knowledge on Oracle SOA click on:

• Oracle service bus in SOA
• Oracle SOA Business rule engine
• Java messaging service in Oracle SOA 11g
• Oracle 11g installation step by step process
• How to work with FTP(File transfer protocol) in Oracle SOA