Magento_ImportExport module
This module provides a framework and basic functionality for importing/exporting various entities in Magento. It can be disabled and in such case all dependent import/export functionality (products, customers, orders etc.) will be disabled in Magento.
Installation
The Magento_ImportExport module creates the following tables in the database:
importexport_importdataimport_history
All database schema changes made by this module are rolled back when the module gets disabled and setup:upgrade command is run.
For information about a module installation in Magento 2, see Enable or disable modules.
Structure
Files/ - the directory that contains sample import files.
For information about a typical file structure of a module in Magento 2, see Module file structure.
Extensibility
Extension developers can interact with the Magento_ImportExport module. For more information about the Magento extension mechanism, see Magento plugins.
The Magento dependency injection mechanism enables you to override the functionality of the Magento_ImportExport module.
Layouts
This module introduces the following layout handles in the view/frontend/layout directory:
adminhtml_export_getfilteradminhtml_export_indexadminhtml_history_grid_blockadminhtml_history_indexadminhtml_import_busyadminhtml_import_indexadminhtml_import_startadminhtml_import_validate
For more information about a layout in Magento 2, see the Layout documentation.
UI components
You can extend an export updates using the configuration files located in the view/adminhtml/ui_component directory:
export_grid
For information about a UI component in Magento 2, see Overview of UI components.
Public APIs
Magento\ImportExport\Api\Data\ExportInfoInterface- getter and setter interface with data needed for export
Magento\ImportExport\Api\Data\ExtendedExportInfoInterface- extends
Magento\ImportExport\Api\Data\ExportInfoInterface. Contains data for skipped attributes
- extends
\Magento\ImportExport\Api\ExportManagementInterface- Executing actual export and returns export data
For information about a public API in Magento 2, see Public interfaces & APIs.
Additional information
Message Queue Consumer
exportProcessor- consumer to run export process
Learn how to manage Message Queues.
Create custom import entity
- Declare the new import entity in
etc/import.xml - Create an import model
Create custom export entity
- Declare the new import entity in
etc/export.xml - Create an export model
You can get more information about import/export processes in magento at the articles:

