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-rw-r--r--user_guide_src/source/changelog.rst2
-rw-r--r--user_guide_src/source/database/configuration.rst4
2 files changed, 6 insertions, 0 deletions
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index af340cbe8..d14eea7a9 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -49,6 +49,8 @@ Release Date: Not Released
- Adding $escape parameter to the order_by function, this enables ordering by custom fields.
- MySQLi driver now uses mysqli_get_server_info() for server version checking.
- MySQLi driver now supports persistent connections when running on PHP >= 5.3.
+ - Added dsn if the group connections in the config use PDO or any driver which need DSN.
+ - Improved PDO database support.
- Improved support of the Oracle (OCI8) driver, including:
- Added support for dropping tables to :doc:`Database Forge <database/forge>`.
- Added support for listing database schemas to :doc:`Database Utilities <database/utilities>`.
diff --git a/user_guide_src/source/database/configuration.rst b/user_guide_src/source/database/configuration.rst
index 4f88c25ab..040e7e33f 100644
--- a/user_guide_src/source/database/configuration.rst
+++ b/user_guide_src/source/database/configuration.rst
@@ -28,6 +28,10 @@ prototype::
$db['default']['autoinit'] = TRUE;
$db['default']['stricton'] = FALSE;
+If you use PDO as your dbdriver, you can specify the full DSN string describe a connection to the database like this::
+
+ $db['default']['dsn'] = 'pgsql:host=localhost;port=5432;dbname=database_name';
+
You can also specify failovers for the situation when the main connection cannot connect for some reason.
These failovers can be specified by setting the failover for a connection like this::