diff --git a/reference/mysqli/functions/mysqli-free-result.xml b/reference/mysqli/functions/mysqli-free-result.xml
index 328ed4e386..11c9ca1f15 100644
--- a/reference/mysqli/functions/mysqli-free-result.xml
+++ b/reference/mysqli/functions/mysqli-free-result.xml
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.1 $ -->
+<!-- $Revision: 1.2 $ -->
   <refentry id="function.mysqli-free-result">
    <refnamediv>
     <refname>mysqli_free_result</refname>
-    <refpurpose></refpurpose>
+    <refpurpose>Free the memory associated with a result</refpurpose>
    </refnamediv>
    <refsect1>
     <title>Description</title>
@@ -12,7 +12,8 @@
       <methodparam><type>resource</type><parameter>result</parameter></methodparam>
      </methodsynopsis>
     <para>
-&warn.undocumented.func;
+     The <function>mysqli_free_result</function> frees the memory associated with
+     the result represented by the <parameter>result</parameter> parameter.
     </para>
    </refsect1>
   </refentry>
diff --git a/reference/mysqli/functions/mysqli-select-db.xml b/reference/mysqli/functions/mysqli-select-db.xml
index 4208a7c09f..8737c8b7d3 100644
--- a/reference/mysqli/functions/mysqli-select-db.xml
+++ b/reference/mysqli/functions/mysqli-select-db.xml
@@ -1,20 +1,25 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.1 $ -->
+<!-- $Revision: 1.2 $ -->
   <refentry id="function.mysqli-select-db">
    <refnamediv>
     <refname>mysqli_select_db</refname>
-    <refpurpose></refpurpose>
+    <refpurpose>Select the default database for database queries</refpurpose>
    </refnamediv>
    <refsect1>
     <title>Description</title>
      <methodsynopsis>
       <type>string</type><methodname>mysqli_select_db</methodname>
       <methodparam><type>resource</type><parameter>link</parameter></methodparam>
-      <methodparam><type>string</type><parameter>dbname</parameter></methodparam>
+      <methodparam><type>bool</type><parameter>dbname</parameter></methodparam>
      </methodsynopsis>
     <para>
-&warn.undocumented.func;
+     The <function>mysqli_select_db</function> function selects the default
+     database (specified by the <parameter>dbname</parameter> parameter) to be 
+     used when performing queries against the database connection 
+     represented by the <parameter>link</parameter> parameter.
     </para>
+    <para>
+     This function returns &true; upon success or &false; on failure.
    </refsect1>
   </refentry>