Caused by: java.sql.SQLException: Couldn’t perform… 继续阅读 Caused by: java.sql.SQLException: Couldn’t perform the operation getAutoCommit: You can’t perform any operations on this connection. It has been automatically closed by Proxool for some reason (see logs).

mysqldump: Couldn’t execute ‘show fields from test… 继续阅读 mysqldump: Couldn’t execute ‘show fields from `test_index`’: Illegal mix of collations (utf8_general_ci,IMPLICIT) and (utf8_unicode_ci,IMPLICIT) for operation ‘=’ (1267)