diff --git a/docs/guide-fr/db-query-builder.md b/docs/guide-fr/db-query-builder.md
index ecfdc9c8dd2..c953f54090e 100644
--- a/docs/guide-fr/db-query-builder.md
+++ b/docs/guide-fr/db-query-builder.md
@@ -771,7 +771,7 @@ foreach ($query->each() as $username => $user) {
 #### Limitations des requêtes par lots dans MySQL <span id="batch-query-mysql"></span>
 
 La mise en œuvre des requêtes par lots de MySQL s'appuie sur la bibliothèque du pilote PDO. Par défaut, les requêtes MySQL sont 
-[`mises en tampon`](https://www.php.net/manual/en/mysqlinfo.concepts.buffering.php). 
+[`mises en tampon`](https://www.php.net/manual/fr/mysqlinfo.concepts.buffering.php). 
 Cela empêche d'utiliser le curseur pour obtenir les données, parce que cela n'empêche pas le jeu résultant complet d'être chargé dans la mémoire du client par le pilote.
 
 
diff --git a/docs/guide-zh-CN/db-query-builder.md b/docs/guide-zh-CN/db-query-builder.md
index f6a6a01915c..fae680ef5e8 100644
--- a/docs/guide-zh-CN/db-query-builder.md
+++ b/docs/guide-zh-CN/db-query-builder.md
@@ -771,7 +771,7 @@ foreach ($query->each() as $username => $user) {
 
 #### MySQL中批量查询的局限性（Limitations of batch query in MySQL） <span id="batch-query-mysql"></span>
 
-MySQL 是通过 PDO 驱动库实现批量查询的。默认情况下，MySQL 查询是 [`带缓存的`](https://www.php.net/manual/en/mysqlinfo.concepts.buffering.php)，
+MySQL 是通过 PDO 驱动库实现批量查询的。默认情况下，MySQL 查询是 [`带缓存的`](https://www.php.net/manual/zh/mysqlinfo.concepts.buffering.php)，
 这违背了使用游标（cursor）获取数据的目的，
 因为它不阻止驱动程序将整个结果集加载到客户端的内存中。
 
diff --git a/framework/caching/FileCache.php b/framework/caching/FileCache.php
index 053d04f295c..aaa5049fef9 100644
--- a/framework/caching/FileCache.php
+++ b/framework/caching/FileCache.php
@@ -131,7 +131,7 @@ protected function getValue($key)
      * @param string $key the key identifying the value to be cached
      * @param string $value the value to be cached. Other types (If you have disabled [[serializer]]) unable to get is
      * correct in [[getValue()]].
-     * @param int $duration the number of seconds in which the cached value will expire. 0 means never expire.
+     * @param int $duration the number of seconds in which the cached value will expire. Fewer than or equal to 0 means 1 year expiration time.
      * @return bool true if the value is successfully stored into cache, false otherwise
      */
     protected function setValue($key, $value, $duration)