public static function KeyValueFieldTypeTrait::schema in Key value field 8

File

src/Plugin/Field/FieldType/KeyValueFieldTypeTrait.php, line 20

Class

KeyValueFieldTypeTrait

Common traits for key value field types which inherit different field types.

Namespace

Drupal\key_value_field\Plugin\Field\FieldType

Code

public static function schema(FieldStorageDefinitionInterface $field_definition) {

  // Get the schema from the big text field.
  $schema = parent::schema($field_definition);

  // Add an index for key.
  $schema['indexes']['key'] = [
    'key',
  ];

  // Add the key and description fields.
  $schema['columns'] += [
    'key' => [
      'description' => 'Stores the "Key" value.',
      'type' => $field_definition
        ->getSetting('key_is_ascii') === TRUE ? 'varchar_ascii' : 'varchar',
      'length' => (int) $field_definition
        ->getSetting('key_max_length'),
    ],
    // Add the description db column.
    'description' => [
      'description' => 'Stores an optional description of the field.',
      'type' => 'varchar',
      'length' => 255,
      'not null' => FALSE,
    ],
  ];
  return $schema;
}