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README.md

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+* <https://tableplus.com/blog/2018/10/how-to-create-a-superuser-in-mysql.html>
+

mysql-create-superuser.sh

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+#!/usr/bin/env bash
+
+PWGEN=`which pwgen`
+if [ -z "${PWGEN}" ];
+then
+	echo "Could not finf \"pwgen\" binary"
+	exit 1
+fi
+
+AUTOGEN_PASSWORD=`pwgen -n1 -v 40`
+USERNAME="$1"
+
+if [ -z "${USERNAME}" ];
+then
+	echo "Missing username"
+	exit 1
+fi
+
+cat <<EOF
+CREATE USER '${USERNAME}'@'localhost' IDENTIFIED BY '${AUTOGEN_PASSWORD}';
+GRANT ALL PRIVILEGES ON *.* TO '${USERNAME}'@'localhost' WITH GRANT OPTION;
+CREATE USER '${USERNAME}'@'%' IDENTIFIED BY '${AUTOGEN_PASSWORD}';
+GRANT ALL PRIVILEGES ON *.* TO '${USERNAME}'@'%' WITH GRANT OPTION;
+SHOW GRANTS FOR ${USERNAME};
+FLUSH PRIVILEGES;
+EOF
+