diff --git a/components/cache/adapters/redis_adapter.rst b/components/cache/adapters/redis_adapter.rst
index 5512b576f0e..590483a19be 100644
--- a/components/cache/adapters/redis_adapter.rst
+++ b/components/cache/adapters/redis_adapter.rst
@@ -55,24 +55,18 @@ helper method allows creating and configuring the Redis client class instance us
'redis://localhost'
);
-The DSN can specify either an IP/host (and an optional port) or a socket path, as well as a
-password and a database index. To enable TLS for connections, the scheme ``redis`` must be
-replaced by ``rediss`` (the second ``s`` means "secure").
+The DSN can specify either an IP/host (and an optional port) or a socket path, as
+well as a database index. To enable TLS for connections, the scheme ``redis`` must
+be replaced by ``rediss`` (the second ``s`` means "secure").
.. note::
- A `Data Source Name (DSN)`_ for this adapter must use either one of the following formats.
+ A `Data Source Name (DSN)`_ for this adapter must use the following format.
.. code-block:: text
redis[s]://[pass@][ip|host|socket[:port]][/db-index]
- .. code-block:: text
-
- redis[s]:[[user]:pass@]?[ip|host|socket[:port]][¶ms]
-
- Values for placeholders ``[user]``, ``[:port]``, ``[/db-index]`` and ``[¶ms]`` are optional.
-
Below are common examples of valid DSNs showing a combination of available values::
use Symfony\Component\Cache\Adapter\RedisAdapter;
@@ -89,11 +83,8 @@ Below are common examples of valid DSNs showing a combination of available value
// socket "/var/run/redis.sock" and auth "bad-pass"
RedisAdapter::createConnection('redis://bad-pass@/var/run/redis.sock');
- // host "redis1" (docker container) with alternate DSN syntax and selecting database index "3"
- RedisAdapter::createConnection('redis:?host[redis1:6379]&dbindex=3');
-
- // providing credentials with alternate DSN syntax
- RedisAdapter::createConnection('redis:default:verysecurepassword@?host[redis1:6379]&dbindex=3');
+ // a single DSN can define multiple servers using the following syntax:
+ // host[hostname-or-IP:port] (where port is optional). Sockets must include a trailing ':'
// a single DSN can also define multiple servers
RedisAdapter::createConnection(
@@ -108,16 +99,6 @@ parameter to set the name of your service group::
'redis:?host[redis1:26379]&host[redis2:26379]&host[redis3:26379]&redis_sentinel=mymaster'
);
- // providing credentials
- RedisAdapter::createConnection(
- 'redis:default:verysecurepassword@?host[redis1:26379]&host[redis2:26379]&host[redis3:26379]&redis_sentinel=mymaster'
- );
-
- // providing credentials and selecting database index "3"
- RedisAdapter::createConnection(
- 'redis:default:verysecurepassword@?host[redis1:26379]&host[redis2:26379]&host[redis3:26379]&redis_sentinel=mymaster&dbindex=3'
- );
-
.. note::
See the :class:`Symfony\\Component\\Cache\\Traits\\RedisTrait` for more options
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