# Basic data types for Migrate. migrate_plugin: type: mapping mapping: plugin: type: string label: 'Plugin' migrate_destination: type: migrate_plugin label: 'Destination' mapping: overwrite_properties: type: sequence label: 'Properties to overwrite' sequence: type: string label: 'Property' migrate_source: type: migrate_plugin label: 'Source' mapping: constants: type: ignore label: 'Constants' migrate_process: type: migrate_plugin label: 'Process' # Base schema for migrate source plugins that extend # \Drupal\migrate\Plugin\migrate\source\SqlBase. migrate_source_sql: type: migrate_source mapping: target: type: string label: 'The migration database target'