Brain Log

First Prerequirements are a working apache2 and php7.2 (Ubuntu 18.04) environment. Download the basic (like instantclient-basic-linux.x64-12.2.0.1.0.zip) and the SDK (instantclient-sdk-linux.x64-12.2.0.1.0.zip) package from the Oracle Website  http://www.oracle.com/technetwork/database/database-technologies/instant-client/downloads/index.html Upload both files to your web server, you can use WinSCP for it Unzip both files on a server, in my case, you will get a new folder named "instantclient_12_2" 4a. Create a destination folder mkdir /opt/oracle 4b. Move and rename the instantclient folder mv instantclient_12_2 /opt/oracle/instantclient 4c. Change rights on the folder chown -R root:www-data /opt/oracle Check if you have the required packages for installing OCI8 apt install php7.2-dev php-pear build-essential libaio1 Create necessary soft links ln -s /opt/oracle/instantclient/libclntsh.so.12.1 /opt/oracle/instantclient/libclntsh.s