# Create MySQL tables: CREATE TABLE pwtool.mypasswd ( password VARCHAR(256) NULL, `code` varchar(32) NOT NULL, retrieved_ip varchar(39) NULL, retireved_time TIMESTAMP NULL, id BIGINT UNSIGNED auto_increment NOT NULL, CONSTRAINT mypasswd_PK PRIMARY KEY (id) ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin; CREATE INDEX mypasswd_id_IDX USING BTREE ON pwtool.mypasswd (id); # create user: CREATE USER 'pwtool'@'%'; ALTER USER 'pwtool'@'%' IDENTIFIED BY 'BaVYtU9YqMyrp4qi' ; GRANT Insert ON pwtool.mypasswd TO 'pwtool'@'%'; GRANT Select ON pwtool.mypasswd TO 'pwtool'@'%'; GRANT Update ON pwtool.mypasswd TO 'pwtool'@'%';