mysql 5.6升级到5.7之后报错
root@localhost:mysql.sock [test]>show variables like '%log%' ;
ERROR 1682 (HY000): Native table 'performance_schema'.'session_variables' has the wrong structure
重启之后问题得到解决
[root@gg ~]# /etc/init.d/mysql.server restart
Shutting down MySQL...[ OK ]
Starting MySQL...[ OK ]
[root@gg ~]#
[root@gg ~]#
[root@gg ~]# mysql
Welcome to the MySQL monitor. Commands end with ; or g.
Your MySQL connection id is 2
Server version: 5.7.22 MySQL Community Server (GPL)
Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or 'h' for help. Type 'c' to clear the current input statement.
root@localhost:mysql.sock [(none)]>
root@localhost:mysql.sock [(none)]>
root@localhost:mysql.sock [(none)]>
root@localhost:mysql.sock [(none)]>show variables like '%log%' ;
+--------------------------------------------+--------------------------------+
| Variable_name | Value |
+--------------------------------------------+--------------------------------+
| back_log | 80 |
| binlog_cache_size | 32768 |
| binlog_checksum | CRC32 |
| binlog_direct_non_transactional_updates | OFF |