$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

How to Install Adminer on Gnu/Linux Distros

GNU/Linux Installing Adminer Guide

Hi! The Tutorial shows you Step-by-Step How to Install Adminer in GNU/Linux Distributions.

And Adminer for Linux is a Web Tool available for MySQL, MariaDB, PostgreSQL, SQLite, MS SQL, Oracle, Firebird, SimpleDB, Elasticsearch and MongoDB.

Moreover, Adminer (formerly phpMinAdmin) is a Full-Featured Database Management Tool written in PHP. Conversely to phpMyAdmin, it consist of a Single File Ready to Deploy to the target Server.

How to Install Adminer on GNU/Linux Distros - Featured

GNU/Linux Install Adminer Guide