diff --git a/core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php b/core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php
index e38196a..4611a94 100644
--- a/core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php
+++ b/core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php
@@ -107,7 +107,8 @@ public static function open(array &$connection_options = array()) {
   public function startTransaction($name = '') {
     // Pop off and/or commit any transactions that are on the stack before
     // attempting to create and return a new Transaction object. Menu router
-    // rebuild is the only case in core that creates a new transaction.
+    // rebuild is the only case in core that creates a new transaction
+    // explicitly.
     if (!empty($this->transactionLayers)) {
       foreach ($this->transactionLayers as $savepoint_name) {
         $this->popTransaction($savepoint_name);
@@ -291,20 +292,35 @@ public function nextId($existing = 0) {
   }
 
   /**
-   * Add a new savepoint to mimic InnoDB.
+   * Add a new savepoint with an unique name.
+   *
+   * The main use for this method is to mimic InnoDB functionality, which
+   * provides an inherent savepoint before any query in a transaction.
+   *
+   * @param $savepoint_name
+   *   A string representing the savepoint name. By default, "mimic_innodb" is
+   *   used.
+   *
+   * @see Drupal\Core\Database\Connection::pushTransaction().
    */
-  public function addSavepoint() {
+  public function addSavepoint($savepoint_name = 'mimic_innodb') {
     if ($this->inTransaction()) {
-      $this->pushTransaction('mimic_innodb');
+      $this->pushTransaction($savepoint_name);
     }
   }
 
   /**
-   * Release the mimic InnoDB savepoint.
+   * Release a savepoint by name.
+   *
+   * @param $savepoint_name
+   *   A string representing the savepoint name. By default, "mimic_innodb" is
+   *   used.
+   *
+   * @see Drupal\Core\Database\Connection::popTransaction().
    */
-  public function releaseSavepoint() {
+  public function releaseSavepoint($savepoint_name = 'mimic_innodb') {
     if ($this->inTransaction()) {
-      $this->popTransaction('mimic_innodb');
+      $this->popTransaction($savepoint_name);
     }
   }
 }