Table of Contents

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  1. Preface
  2. Introduction to Big Data Streaming
  3. Big Data Streaming Configuration
  4. Sources in a Streaming Mapping
  5. Targets in a Streaming Mapping
  6. Streaming Mappings
  7. Window Transformation
  8. Appendix A: Connections
  9. Appendix B: Data Type Reference
  10. Appendix C: Sample Files

Big Data Streaming User Guide

Big Data Streaming User Guide

Column Projections Properties

Column Projections Properties

The following table describes the columns projection properties that you configure for JMS sources:
Property
Description
Column Name
The name field that contains data.
This property is read-only.
Type
The native data type of the resource.
This property is read-only.
Enable Column Projection
Indicates that you use a schema to read the data that the source streams. By default, the data is streamed in binary format. To change the format in which the data is streamed, select this option and specify the schema format.
Schema Format
The format in which the source streams data. You can select one of the following formats:
  • XML
  • JSON
  • Flat
Schema
Specify the XSD schema for the XML format or the sample JSON for the JSON format.
For the Flat file format, configure the schema to associate a flat file to the source. When you provide a sample file, the Data Integration Service uses UTF-8 code page when reading the data.
Column Mapping
The mapping of source data to the data object. Click
View
to see the mapping.
Project Column as Complex Data Type
Project columns as complex data type for hierarchical data.
For more information, see the
Informatica Big Data Management User Guide
.