Defining dynamic schema columns - 7.1

Talend Big Data Studio User Guide

Talend Big Data
Talend Studio
Design and Development
The dynamic schema columns are easy to define. To define dynamic columns for the Databases Input and Output components, or for tFileInputDelimited and tFileOutputDelimited.


  1. In the component's Basic settings tab, set the Property Type as Built-In.
    Warning: The dynamic schema is only supported in Built-In mode.
  2. Click Edit schema to define the schema.
    The Schema dialog box opens.
  3. In the last row added to the schema, enter a name for the dynamic column in the Column field.
    Warning: The dynamic column must be defined in the last row of the schema.
  4. Click the Type field and then the arrow which appears to select Dynamic from the list.