mysql grant

CREATE USER 'newuser'@'localhost' IDENTIFIED BY 'password';
GRANT ALL PRIVILEGES ON * . * TO 'newuser'@'localhost';
FLUSH PRIVILEGES;

GRANT ALL PRIVILEGES ON database_name.* TO 'username'@'localhost';

/*
The GRANT statement is used to assign full control over specific database by providing all priviledge.
Follow below statement for assign priviledge to user
*/

Syntax: 
GRANT ALL PRIVILEGES ON database_name.* TO 'username'@'localhost';

create database [DB name];

CREATE USER '[DB_User_Name]'@'localhost' IDENTIFIED BY '[DB_Password]';
GRANT ALL PRIVILEGES ON [DB_Name].* TO '[DB_User_Name]'@'localhost';

show grants for 'demouser'@'localhost';

FLUSH PRIVILEGES;

/*
The GRANT statement is used to assign full control over specific database by providing all priviledge.
Follow below statement for assign priviledge to user
*/

Syntax: 
GRANT ALL PRIVILEGES ON mydb.* TO 'myuser'@'%' WITH GRANT OPTION;

/*
I hope it will help you.
Namaste
*/

GRANT ALL ON *.* TO 'user'@'localhost';

GRANT GRANT OPTION ON *.* TO 'user'@'localhost';

GRANT UPDATE ON table_name TO 'username'@'localhost';

if(curl_exec($ch) === false)
{
    echo 'Curl error: ' . curl_error($ch);
}
else
{
    echo 'Operation completed without any errors';

use mysql;
CREATE USER 'username'@'localhost' IDENTIFIED BY 'password';
GRANT ALL ON *.* TO 'username'@'localhost';
flush privileges;