diff --git a/core/lib/Drupal/Core/Entity/Query/Sql/Tables.php b/core/lib/Drupal/Core/Entity/Query/Sql/Tables.php
index 4f8ca4f..4f80997 100644
--- a/core/lib/Drupal/Core/Entity/Query/Sql/Tables.php
+++ b/core/lib/Drupal/Core/Entity/Query/Sql/Tables.php
@@ -59,7 +59,10 @@ public function __construct(SelectInterface $sql_query) {
    *   Join type, can either be INNER or LEFT.
    * @param $langcode
    *   The language code the field values are to be shown in.
+   *
    * @throws \Drupal\Core\Entity\Query\QueryException
+   *   If $field specifies an invalid relationship.
+   *
    * @return string
    *   The return value is a string containing the alias of the table, a dot
    *   and the appropriate SQL column as passed in. This allows the direct use
diff --git a/core/lib/Drupal/Core/Entity/Query/Sql/TablesInterface.php b/core/lib/Drupal/Core/Entity/Query/Sql/TablesInterface.php
index 3e7c399..50e5655 100644
--- a/core/lib/Drupal/Core/Entity/Query/Sql/TablesInterface.php
+++ b/core/lib/Drupal/Core/Entity/Query/Sql/TablesInterface.php
@@ -22,7 +22,10 @@
    *   Join type, can either be INNER or LEFT.
    * @param $langcode
    *   The language code the field values are to be shown in.
+   *
    * @throws \Drupal\Core\Entity\Query\QueryException
+   *   If $field specifies an invalid relationship.
+   *
    * @return string
    *   The return value is a string containing the alias of the table, a dot
    *   and the appropriate SQL column as passed in. This allows the direct use