Table of Contents

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  1. Preface
  2. Web Service Concepts
  3. Understanding the Web Services Provider
  4. Using the Web Services Hub Console
  5. Batch Web Service Operations
  6. Writing Client Applications
  7. Working with Web Service Sources and Targets
  8. Editing Web Service Sources and Targets
  9. Working with Web Service Mappings
  10. Working with Web Service Workflows
  11. Appendix A: Web Service Sample Client Applications
  12. Appendix B: Configure the Web Browser

Web Services Provider Guide

Web Services Provider Guide

Generating a Mapping from a Reusable Transformation

Generating a Mapping from a Reusable Transformation

The following table describes the types of transformation from which you can generate a web service mapping:
Transformation
Type
Group
Expression
Passive
Single
HTTP
Passive
One input and one output
Java
Active or passive
One input and one output
Lookup
Passive
Single
SQL
Active or passive
One input and one output
Stored Procedure
Passive
Single
The transformation you use to generate a web service mapping must be a reusable transformation. When you generate a web service mapping based on a transformation, the Designer lists the reusable transformations and shortcuts to reusable transformations available in the folder.
When you generate a web service mapping from a transformation, the Designer uses the ports in the transformation to define the columns for the source and target definitions. It then creates a mapping that contains a source with XML views that reflect the transformation input ports and a target definition with XML views that reflect the transformation output ports.
The web service mapping generated from a transformation contains the following objects:
  • Web service source definition
  • Source qualifier
  • Transformation used to generate the mapping
  • Web service target definition
The Designer links the ports from the source instance through the target instance.

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