diff --git a/reference/pdo/ini.xml b/reference/pdo/ini.xml
new file mode 100644
index 0000000000..f4c8fae629
--- /dev/null
+++ b/reference/pdo/ini.xml
@@ -0,0 +1,90 @@
+
+
+
+ &reftitle.runtime;
+ &extension.runtime;
+
+
+ PDO Configuration Options
+
+
+
+ Name
+ Default
+ Changeable
+ Changelog
+
+
+
+
+ pdo.dsn.*
+
+ &php.ini; only
+
+
+
+ pdo_odbc.connection_pooling
+ "strict"
+ PHP_INI_ALL
+
+
+
+
+
+ &ini.php.constants;
+
+
+&ini.descriptions.title;
+
+
+
+
+
+ pdo.dsn.*
+ string
+
+
+
+ Defines DSN alias. See for
+ thorough explanation.
+
+
+
+
+
+
+ pdo_odbc.connection_pooling
+ string
+
+
+
+ Whether to pool ODBC connections. Can be one of "strict", "relaxed" or
+ "off" (equals to "").
+
+
+
+
+
+
+
+
+
diff --git a/reference/pdo/reference.xml b/reference/pdo/reference.xml
index f72e7b60ab..dd74977c28 100644
--- a/reference/pdo/reference.xml
+++ b/reference/pdo/reference.xml
@@ -1,5 +1,5 @@
-
+
PDO Functions
@@ -159,6 +159,9 @@ bash# echo extension=pdo.so >> /usr/local/php5/lib/php.ini
+
+ &reference.pdo.ini;
+