Mariadb Upgrade 10 to 10.4 - jigneshpshah/greycube_helpmanual GitHub Wiki

1. Stop MariaDB.

sudo systemctl stop mariadb

2. sudo apt-get remove mariadb-server

3. ref : https://computingforgeeks.com/how-to-install-mariadb-on-ubuntu/

sudo apt update

sudo apt-get install software-properties-common

sudo apt-key adv --recv-keys --keyserver hkp://keyserver.ubuntu.com:80 0xF1656F24C74CD1D8 

imp: 
sudo add-apt-repository 'deb [arch=amd64,arm64,ppc64el] http://mirror.lstn.net/mariadb/repo/10.4/ubuntu bionic main'

sudo apt update

sudo apt-get install mariadb-server galera-4 mariadb-client libmariadb3 mariadb-backup mariadb-common

sudo systemctl start mariadb

sudo mysql_upgrade -u root -p 

Ref : https://mariadb.com/kb/en/installing-mariadb-deb-files/#installing-mariadb-packages-with-apt

https://discuss.erpnext.com/t/important-mariadb-version-10-3-action-required-before-update/37717?u=jignesh_shah