Table of Contents

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  1. Preface
  2. Introduction to Data Engineering Streaming
  3. Data Engineering Streaming Administration
  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: Monitoring REST API Reference
  10. Appendix C: Sample Files

Schema Properties

Schema Properties

The schema properties display the column related details of the Google PubSub sources. To specify schema properties, select the data operation and enable the column projection.
The following table describes the schema properties that you configure for Google PubSub sources:
Property
Description
Column Name
Name field that contains data.
This property is read-only.
Type
Native data type of the source.
This property is read-only.
Enable Column Projection
Indicates that you use a schema to read the data that the source streams.
Schema Format
Format in which the source streams data. Select one of the following formats:
  • Binary
  • JSON
Schema
Specify the XSD schema for the XML format, a sample file for JSON, or .avsc file for Avro format.
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.