Documentation is at https://www.php.net/oci8
-Use `pecl install oci8` to install for PHP 7.
+Use `pecl install oci8` to install for PHP 8.
+
+Use `pecl install oci8-2.2.0` to install for PHP 7.
Use `pecl install oci8-2.0.12` to install for PHP 5.2 - PHP 5.6.
Use `pecl install oci8-1.4.10` to install for PHP 4.3.9 - PHP 5.1.
-The OCI8 extension needs to be linked with Oracle 18, 12, 11, or 10.2 client
-libraries. These libraries are found in your database installation, or in the
-free Oracle Instant Client from
-https://www.oracle.com/technetwork/database/database-technologies/instant-client/overview/index.html
+The OCI8 extension can be linked with Oracle client libraries from Oracle
+Database 10.2 or later. These libraries are found in your database
+installation, or in the free Oracle Instant Client from
+https://www.oracle.com/database/technologies/instant-client.html
Install the 'Basic' or 'Basic Light' Instant Client package. If building from
source, then also install the SDK package.
-Oracle's standard cross-version interoperability applies. For example, PHP OCI8
-linked with Instant Client 11.2 can connect to Oracle Database 9.2 onward. See
+Oracle's standard cross-version connectivity applies. For example, PHP OCI8
+linked with Instant Client 19c can connect to Oracle Database 11.2 onward. See
Oracle's note "Oracle Client / Server Interoperability Support" (ID 207303.1)
for details.