MySQL database permissions issues, and solutions

Previously installed with the MySQL database directly with the root user, you can log on the command line, or through remote operation, since MySQL was acquired by Oracle, found that the permissions may be more detailed than before, the installation Environment Win 7 X64,mysql version Server versions: 5.5.32 MySQL Community Server (GPL), after installation, found that only from the local login, but not through remote access, and later on the Internet to find information, found that the MySQL database root user's host changed to% and execute
FLUSH privileges;
After execution, sure enough to find that you can log in remotely, but the local use localhost login, or with 127.0.0.1 login is not logged, query data MySQL user permissions found root users have three Linux system, this can not be considered, The remaining two permissions for the same user name are different, and one has a password, the other has no password, has been tested

UPDATE USER SET select_priv= ' y ', insert_priv= ' y ', update_priv= ' y ', delete_priv= ' y ', create_priv= ' y ', drop_priv= ' y '
, reload_priv= ' y ', shutdown_priv= ' y ', process_priv= ' y ', file_priv= ' y ', grant_priv= ' y ', references_priv= ' y ',
index_priv= ' y ', alter_priv= ' y ', show_db_priv= ' y ', super_priv= ' y ', create_tmp_table_priv= ' y ', lock_tables_priv= ' y ',
execute_priv= ' y ', repl_slave_priv= ' y ', repl_client_priv= ' y ', create_view_priv= ' y ', show_view_priv= ' y ', create_ routine_priv= ' Y ',
alter_routine_priv= ' y ', create_user_priv= ' y ', event_priv= ' y ', trigger_priv= ' y ', create_tablespace_priv= ' y '
WHERE host= ' localhost ' and user= ' root '


UPDATE USER SET password= ' *81f5e21e35407d884a6cd4a731aebfb6af209e1b ' WHERE host= ' localhost ' and user= ' root '

FLUSH privileges;
Discover that you can log in with Locahost, so that you have a deeper understanding of MySQL data permissions.

MySQL database permissions issues, and solutions