Whether the plugin should be not selectable in the UI. If it's set to TRUE, you can still use it via the API in config files.

An array of input values from exposed forms. Type:

public ViewExecutable::renderPager($exposed_input)

Stores the many-to-one tables for performance. Type:

The base cache ID to use. Type: string File core/mo

Where the $query object will reside. Type: \Drupal\views\Plugin\views\query\QueryPluginBase File

public ViewsData::clear() Clears the

public ViewExecutable::executeDisplay($display_id = NULL, $args =

The current page. If the view uses pagination. Type: int File

public static ManyToOneHelper::defineOptions(&$options)