config root man

CREATE USER 'kristofer';
SET old_passwords=2;
Warnings:
Warning	1681	'old_passwords' is deprecated and will be removed in a future release.
ALTER USER 'kristofer' IDENTIFIED BY 'secret';
SELECT user, plugin FROM mysql.user ORDER BY user;
user	plugin
kristofer	sha256_password
mysql.session	mysql_native_password
mysql.sys	mysql_native_password
root	mysql_native_password
root	mysql_native_password
root	mysql_native_password
root	mysql_native_password
SELECT USER(),CURRENT_USER();
USER()	CURRENT_USER()
kristofer@localhost	kristofer@%
DROP USER 'kristofer';
GRANT ALL ON *.* TO 'kristofer'@'localhost' IDENTIFIED WITH 'sha256_password' BY '123';
Warnings:
Warning	1287	Using GRANT for creating new user is deprecated and will be removed in future release. Create new user with CREATE USER statement.
GRANT ALL ON *.* TO 'kristofer2'@'localhost' IDENTIFIED WITH 'sha256_password' BY '123';
Warnings:
Warning	1287	Using GRANT for creating new user is deprecated and will be removed in future release. Create new user with CREATE USER statement.
ALTER USER 'kristofer'@'localhost' IDENTIFIED BY 'secret2';
ALTER USER 'kristofer2'@'localhost' IDENTIFIED BY 'secret2';
SELECT USER(),CURRENT_USER();
USER()	CURRENT_USER()
kristofer@localhost	kristofer@localhost
SHOW GRANTS FOR 'kristofer'@'localhost';
Grants for kristofer@localhost
GRANT ALL PRIVILEGES ON *.* TO 'kristofer'@'localhost'
Change user (should succeed)
SELECT USER(),CURRENT_USER();
USER()	CURRENT_USER()
kristofer2@localhost	kristofer2@localhost
**** Client default_auth=sha_256_password and server default auth=native
user()	current_user()
kristofer@localhost	kristofer@localhost
**** Client default_auth=native and server default auth=native
user()	current_user()
kristofer@localhost	kristofer@localhost
**** Client default_auth=sha_256_password + public key on file.
user()	current_user()
kristofer@localhost	kristofer@localhost
DROP USER 'kristofer'@'localhost';
DROP USER 'kristofer2'@'localhost';
set @orig_sql_mode= @@sql_mode;
set sql_mode= (select replace(@@sql_mode,'NO_AUTO_CREATE_USER',''));
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
GRANT ALL ON *.* TO 'kristofer'@'localhost';
Warnings:
Warning	1287	Using GRANT for creating new user is deprecated and will be removed in future release. Create new user with CREATE USER statement.
ALTER USER 'kristofer'@'localhost' IDENTIFIED BY '';
SELECT USER(),CURRENT_USER();
USER()	CURRENT_USER()
kristofer@localhost	kristofer@localhost
SHOW GRANTS FOR 'kristofer'@'localhost';
Grants for kristofer@localhost
GRANT ALL PRIVILEGES ON *.* TO 'kristofer'@'localhost'
DROP USER 'kristofer'@'localhost';
GRANT ALL ON *.* TO 'kristofer'@'33.33.33.33';
Warnings:
Warning	1287	Using GRANT for creating new user is deprecated and will be removed in future release. Create new user with CREATE USER statement.
set sql_mode= @orig_sql_mode;
Warnings:
Warning	3090	Changing sql mode 'NO_AUTO_CREATE_USER' is deprecated. It will be removed in a future release.
ALTER USER 'kristofer'@'33.33.33.33' IDENTIFIED BY '';
Connection should fail for localhost
ERROR 28000: Access denied for user 'kristofer'@'localhost' (using password: NO)
DROP USER 'kristofer'@'33.33.33.33';
GRANT ALL ON *.* TO 'kristofer'@'localhost' IDENTIFIED BY 'awesomeness';
Warnings:
Warning	1287	Using GRANT for creating new user is deprecated and will be removed in future release. Create new user with CREATE USER statement.
SELECT USER(),CURRENT_USER();
USER()	CURRENT_USER()
kristofer@localhost	kristofer@localhost
SHOW GRANTS FOR 'kristofer'@'localhost';
Grants for kristofer@localhost
GRANT ALL PRIVILEGES ON *.* TO 'kristofer'@'localhost'
ALTER USER 'kristofer'@'localhost' IDENTIFIED BY 'error';
DROP USER 'kristofer'@'localhost';