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

How to Install MySQL Server on RHEL-based Distros

GNU/Linux RHEL-based Installing MySQL Database Guide

How to Install MySQL Database Server on RHEL-based GNU/Linux Distributions – Step by step Tutorial.

And MySQL for CentOS Linux is the most popular Open Source SQL Database Management System, is developed, distributed, and supported by Oracle Corporation.

Finally, this Setup is Valid also for All the others RHEL Based Distros like:

  • Red Hat Enterprise Linux
  • Oracle Enterprise Linux
  • Rocky Linux
  • AlmaLinux
How to Install MySQL Server on CentOS GNU/Linux Distro

GNU/Linux RHEL-based MySQL Database Server Installation Guide