Solved: To install mysql or myriadb in fedora 33 is quite simple.
Step 1: For that open a terminal and simply type the following command.
[root@localhost ~]# dnf install mariadb-server -y
Step 2: In second step run the following commad to enable the firewall for mysql
[root@localhost ~]# firewall-cmd –add-service=mysql –permanent
[root@localhost ~]# firewall-cmd –reload
Step 3: Now Install the security. This is step is very important and must login as root.
[root@localhost ~]# mysql_secure_installation
Just follow the instruction and continue.
Step 4: Type mysql in terminal. mysql terminal will open as