diff --git a/reference/oci8/functions/oci-connect.xml b/reference/oci8/functions/oci-connect.xml
index 93302f8924..3cfe022f3d 100644
--- a/reference/oci8/functions/oci-connect.xml
+++ b/reference/oci8/functions/oci-connect.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
   <refentry id="function.oci-connect">
    <refnamediv>
     <refname>oci_connect</refname>
@@ -12,6 +12,7 @@
       <methodparam><type>string</type><parameter>username</parameter></methodparam>
       <methodparam><type>string</type><parameter>password</parameter></methodparam>
       <methodparam choice="opt"><type>string</type><parameter>db</parameter></methodparam>
+	  <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
      </methodsynopsis>
     <para>
      <function>oci_connect</function> returns a connection identifier
@@ -35,6 +36,12 @@
       connection, use <function>oci_new_connect</function>.
      </simpara>
     </note>
+    <para>
+     Using Oracle server version 9.2 and greater, you can indicate
+     <parameter>charset</parameter> parameter, which will be used in the new
+     connection. If you're using Oracle server < 9.2, this parameter will be
+     ignored and NLS_LANG environment variable will be used instead.
+    </para>
     <para>
      <example>
       <title><function>oci_connect</function> example</title>
diff --git a/reference/oci8/functions/oci-new-connect.xml b/reference/oci8/functions/oci-new-connect.xml
index e2be39abb7..93530305b1 100644
--- a/reference/oci8/functions/oci-new-connect.xml
+++ b/reference/oci8/functions/oci-new-connect.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
 <refentry id="function.oci-new-connect">
    <refnamediv>
     <refname>oci_new_connect</refname>
@@ -12,6 +12,7 @@
       <methodparam><type>string</type><parameter>username</parameter></methodparam>
       <methodparam><type>string</type><parameter>password</parameter></methodparam>
       <methodparam choice="opt"><type>string</type><parameter>db</parameter></methodparam>
+      <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
      </methodsynopsis>
     <para>
      <function>oci_new_connect</function> creates a new connection to an Oracle
@@ -22,6 +23,12 @@
      <literal>TWO_TASK</literal> to determine the name of local Oracle
      instance and location of <filename>tnsnames.ora</filename> accordingly.
     </para>
+    <para>
+     Using Oracle server version 9.2 and greater, you can indicate
+     <parameter>charset</parameter> parameter, which will be used in the new
+     connection. If you're using Oracle server < 9.2, this parameter will be
+     ignored and NLS_LANG environment variable will be used instead.
+    </para>
     <para>
      <function>oci_new_connect</function> forces the creation of a new connection.
      This should be used if you need to isolate a set of transactions. By
diff --git a/reference/oci8/functions/oci-pconnect.xml b/reference/oci8/functions/oci-pconnect.xml
index fce46c798a..1b25031775 100644
--- a/reference/oci8/functions/oci-pconnect.xml
+++ b/reference/oci8/functions/oci-pconnect.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.4 $ -->
+<!-- $Revision: 1.5 $ -->
   <refentry id="function.oci-pconnect">
    <refnamediv>
     <refname>oci_pconnect</refname>
@@ -12,6 +12,7 @@
       <methodparam><type>string</type><parameter>username</parameter></methodparam>
       <methodparam><type>string</type><parameter>password</parameter></methodparam>
       <methodparam choice="opt"><type>string</type><parameter>db</parameter></methodparam>
+      <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
      </methodsynopsis>
     <para>
      <function>oci_pconnect</function> creates a new persistent connection to 
@@ -22,6 +23,12 @@
      <literal>TWO_TASK</literal> to determine the name of local Oracle
      instance and location of <filename>tnsnames.ora</filename> accordingly.
     </para>
+    <para>
+     Using Oracle server version 9.2 and greater, you can indicate
+     <parameter>charset</parameter> parameter, which will be used in the new
+     connection. If you're using Oracle server < 9.2, this parameter will be
+     ignored and NLS_LANG environment variable will be used instead.
+    </para>
     <para>
      <function>oci_pconnect</function> returns connection identifier or 
      &false; on error.
diff --git a/reference/oci8/functions/ocilogon.xml b/reference/oci8/functions/ocilogon.xml
index 1ebd8d907f..0676b68539 100644
--- a/reference/oci8/functions/ocilogon.xml
+++ b/reference/oci8/functions/ocilogon.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.12 $ -->
+<!-- $Revision: 1.13 $ -->
 <!--
 
 DO NOT TRANSLATE THIS FILE.
@@ -20,6 +20,7 @@ PLEASE, TRANSLATE THE APPROPRIATE NEW FILE.
       <methodparam><type>string</type><parameter>username</parameter></methodparam>
       <methodparam><type>string</type><parameter>password</parameter></methodparam>
       <methodparam choice="opt"><type>string</type><parameter>db</parameter></methodparam>
+      <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
      </methodsynopsis>
     <para>
      <function>ocilogon</function> returns an connection identifier
@@ -30,6 +31,12 @@ PLEASE, TRANSLATE THE APPROPRIATE NEW FILE.
      environment variables ORACLE_SID (Oracle instance) or TWO_TASK
      (tnsnames.ora) to determine which database to connect to.
     </para>
+    <para>
+     Using Oracle server version 9.2 and greater, you can indicate
+     <parameter>charset</parameter> parameter, which will be used in the new
+     connection. If you're using Oracle server < 9.2, this parameter will be
+     ignored and NLS_LANG environment variable will be used instead.
+    </para>    
     <para>Connections are shared at the page level when using
      <function>ocilogon</function>.  This means that commits and
      rollbacks apply to all open transactions in the page, even if you
diff --git a/reference/oci8/functions/ocinlogon.xml b/reference/oci8/functions/ocinlogon.xml
index 7cce9067de..22fd6662c7 100644
--- a/reference/oci8/functions/ocinlogon.xml
+++ b/reference/oci8/functions/ocinlogon.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.11 $ -->
+<!-- $Revision: 1.12 $ -->
 <!--
 
 DO NOT TRANSLATE THIS FILE.
@@ -20,6 +20,7 @@ PLEASE, TRANSLATE THE APPROPRIATE NEW FILE.
       <methodparam><type>string</type><parameter>username</parameter></methodparam>
       <methodparam><type>string</type><parameter>password</parameter></methodparam>
       <methodparam choice="opt"><type>string</type><parameter>db</parameter></methodparam>
+      <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
      </methodsynopsis>
     <para>
      <function>ocinlogon</function> creates a new connection to an
@@ -39,6 +40,12 @@ PLEASE, TRANSLATE THE APPROPRIATE NEW FILE.
      connections open using <function>ocinlogon</function>, all
      commits and rollbacks apply to the specified connection only.
     </para>
+    <para>
+     Using Oracle server version 9.2 and greater, you can indicate
+     <parameter>charset</parameter> parameter, which will be used in the new
+     connection. If you're using Oracle server < 9.2, this parameter will be
+     ignored and NLS_LANG environment variable will be used instead.
+    </para>
     <para>
      This example demonstrates how the connections are separated.
      <example>
diff --git a/reference/oci8/functions/ociplogon.xml b/reference/oci8/functions/ociplogon.xml
index 257e2e9545..f1e1ec353d 100644
--- a/reference/oci8/functions/ociplogon.xml
+++ b/reference/oci8/functions/ociplogon.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.7 $ -->
+<!-- $Revision: 1.8 $ -->
 <!--
 
 DO NOT TRANSLATE THIS FILE.
@@ -22,6 +22,7 @@ PLEASE, TRANSLATE THE APPROPRIATE NEW FILE.
       <methodparam><type>string</type><parameter>username</parameter></methodparam>
       <methodparam><type>string</type><parameter>password</parameter></methodparam>
       <methodparam choice="opt"><type>string</type><parameter>db</parameter></methodparam>
+      <methodparam choice="opt"><type>string</type><parameter>charset</parameter></methodparam>
      </methodsynopsis>
     <para>
      <function>ociplogon</function> creates a persistent connection to
@@ -33,6 +34,12 @@ PLEASE, TRANSLATE THE APPROPRIATE NEW FILE.
      or <varname>TWO_TASK</varname>
      (tnsnames.ora) to determine which database to connect to.
     </para>
+    <para>
+     Using Oracle server version 9.2 and greater, you can indicate
+     <parameter>charset</parameter> parameter, which will be used in the new
+     connection. If you're using Oracle server < 9.2, this parameter will be
+     ignored and NLS_LANG environment variable will be used instead.
+    </para>
     <note>
      <para>
       This function was renamed to <function>oci_pconnect</function>