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

How to Install Database in Gnu/Linux Distros

GNU/Linux Installing Database Guide

Hi! The linked Tutorials shows you Step-by-Step How to Install some of the most Affirmed and Useful Databases in GNU/Linux Distributions.

And Database for Linux is an organized Collection of Data stored and accessed electronically through the use of a database Management System.

And here are proposed the Structured Query DBs as:

  • PostgreSQL
  • MySQL
  • MariaDB
  • Oracle

Together with the NoSQL Document DBs like:

  • MongoDB
  • Cassandra
  • CouchDB
  • Redis

SQL vs. NoSQL Databases: What’s the Difference?
SQL and NoSQL differ in whether they are Relational (SQL) or Non-Relational (NoSQL), whether their Schemas are Predefined or Dynamic, how they Scale, the type of Data they include and whether they are more fit for multi-Row Transactions or Unstructured Data.

Step-by-step Install Database in Linux - Featured

GNU/Linux SQL Databases Setup Guides

GNU/Linux NoSQL Databases Setup Guides