https://api.drupal.org/api/drupal/core%21tests%21Drupal%21Tests%21Core%21Entity%21Sql%21SqlContentEntityStorageSchemaTest.php/function/SqlContentEntityStorageSchemaTest%3A%3AtestonEntityTypeUpdateWithNewIndex/11.x
function SqlContentEntityStorageSchemaTest::testonEntityTypeUpdateWithNewIndex | Drupal API
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