diff --git a/core/lib/Drupal/Core/Database/Schema.php b/core/lib/Drupal/Core/Database/Schema.php
index 8baa83c0d3..038df025d7 100644
--- a/core/lib/Drupal/Core/Database/Schema.php
+++ b/core/lib/Drupal/Core/Database/Schema.php
@@ -417,8 +417,13 @@ public function fieldExists($table, $column) {
    * @return string[]|false
    *   A simple array with the names of the columns composing the table's
    *   primary key, or FALSE if the table does not exist.
+   *
+   * @throws \RuntimeException
+   *   If the driver does not override this method.
    */
-  abstract public function findPrimaryKeyColumns($table);
+  public function findPrimaryKeyColumns($table) {
+    throw new \RuntimeException("The '" . $this->connection->driver() . "' database driver does not implement " . __METHOD__);
+  }
 
   /**
    * Add a unique key.