Dynamic Schema Handling
Checking the feature type properties for a dynamic translation reveals the checkboxes that turn on this behavior.
For a reader, all that is really happening is the merge feature-type setting is turned on:
Unchecking that box turns off the full behavior, and there are not many parameters to adjust. However, for a writer, the dialog is a bit more complex:
The three components of schema - 1) feature type, 2) attributes, and 3) geometry - all have different ways in which they can be set.