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

Step-by-step – Adminer Installation in Ubuntu 20.04 Guide

December 18, 2019 | By the+gnu+linux+evangelist.

Installing

  1. 2. Downloading Adminer for Ubuntu

    Download Adminer for Ubuntu GNU/Linux

    Get Adminer .php for Ubuntu
  2. 3. Installing Adminer

    Then to Set up Adminer on Ubuntu:
    The Location is usually into the Downloads folder:
    (But if downloaded with Firefox it can be instead into /tmp/mozilla*)
    So to Setup Adminer, here the Default Ubuntu Server target is supposed:

    sudo mv adminer*.php /var/www/html

    And finally to Set Adminer Ownership:

    sudo chown www-data:www-data /var/www/html

    How to Install LAMP Web Server in Ubuntu GNU/Linux

    LAMP Ubuntu Setup Guide

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