Mysql数据库问题归集

layout: post
title: Mysql数据库问题归集
date: 2018-03-29
tags: [“Mariadb”,”软件服务”]

1、Mysql管理员root没有grant权限

登录mysql更新mysql.user表

MariaDB [(none)]> select * from mysql.user where user='root' \G
*************************** 1. row ***************************
                  Host: %
                  User: root
              Password: *E56A114692FE0DE073F9A1DD68A00EEB9703F3F1
           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: N
       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
              ssl_type: 
            ssl_cipher: 
           x509_issuer: 
          x509_subject: 
         max_questions: 0
           max_updates: 0
       max_connections: 0
  max_user_connections: 0
                plugin: 
 authentication_string: 
      password_expired: N
               is_role: N
          default_role: 
    max_statement_time: 0.000000
1 row in set (0.00 sec)
#更新"Grant_priv"的值为"Y"
MariaDB [(none)]> select Grant_priv from mysql.user \G
MariaDB [(none)]> flush privileges;
#退出重新登录可以使用"grant"