The first time was to build a shell script study server to install mysql_secure_installation instead of the command #Anonymous User Delete mysql -u root -p$
第1回 一撃サーバー構築シェルスクリプト勉強会 
mysql_secure_installation 代替コマンド 
# 匿名ユーザーの削除 
mysql -u root -p$(grep ^user ${PARAMFILE} | awk '{...