OCI8: (PECL #14219) Improve README

diff --git a/ext/oci8/README b/ext/oci8/README
index 3b26318d4d2a15aff99592ce9db4c4cdabe1fc15..c5d541f8628c2348812f6ec6268f7b6c1232ce04 100644 (file)
--- a/ext/oci8/README
+++ b/ext/oci8/README
@@ -1,6 +1,7 @@
 Installing OCI8
 ---------------
 
+0. Overview
 1. Common requirements.
 2. Installing as shared extension.
 3. Installing as statically compiled extension.
@@ -8,6 +9,16 @@ Installing OCI8
 5. Testing OCI8
 6. DRCP and FAN Support
 
+0. Overview
+-----------
+
+The OCI8 extension allows you to access Oracle databases.  It can be
+built using Oracle 9.2, 10.2 or 11.1 client libraries, and allows
+Oracle's standard cross-version connectivity.
+
+The OCI8 extension is not related to or used by PDO_OCI, the PHP Data
+Objects (PDO) extension for Oracle.
+
 1. Common requirements
 ----------------------