interface RequiredFieldStorageDefinitionInterface
Defines an interface for required field storage definitions.
Hierarchy
- interface \Drupal\Core\Field\RequiredFieldStorageDefinitionInterface
 
Expanded class hierarchy of RequiredFieldStorageDefinitionInterface
All classes that implement RequiredFieldStorageDefinitionInterface
1 file declares its use of RequiredFieldStorageDefinitionInterface
- CommentStorageSchema.php in core/
modules/ comment/ src/ CommentStorageSchema.php  
File
- 
              core/
lib/ Drupal/ Core/ Field/ RequiredFieldStorageDefinitionInterface.php, line 8  
Namespace
Drupal\Core\FieldView source
interface RequiredFieldStorageDefinitionInterface {
  
  /**
   * Returns whether the field storage is required.
   *
   * If a field storage is required, NOT NULL constraints will be added
   * automatically for the required properties of a field type.
   *
   * @return bool
   *   TRUE if the field storage is required, FALSE otherwise.
   */
  public function isStorageRequired();
}
Members
| Title Sort descending | Modifiers | Object type | Summary | Overrides | 
|---|---|---|---|---|
| RequiredFieldStorageDefinitionInterface::isStorageRequired | public | function | Returns whether the field storage is required. | 1 | 
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