Long user names are truncated to 48 symbols in error messages

create user 'a123456789-123456789-123456789-123456789-123456789-123456789-123456789-123456789'@'localhost';

connect  con1,localhost,a123456789-123456789-123456789-123456789-123456789-123456789-123456789-123456789,,;

create database db;

ERROR 42000: Access denied for user 'a123456789-123456789-123456789-123456789-1234567'@'localhost' to database 'db'

--enable_connect_log

alter table mysql.user modify User char(80) binary not null default '';

alter table mysql.db modify User char(80) binary not null default '';

alter table mysql.tables_priv modify User char(80) binary not null default '';

alter table mysql.columns_priv modify User char(80) binary not null default '';

alter table mysql.procs_priv modify User char(80) binary not null default '';

alter table mysql.proc modify definer char(141) collate utf8_bin not null default '';

alter table mysql.event modify definer char(141) collate utf8_bin not null default '';

flush privileges;

create user 'a123456789-123456789-123456789-123456789-123456789-123456789-123456789-123456789'@'localhost';

--connect (con1,localhost,a123456789-123456789-123456789-123456789-123456789-123456789-123456789-123456789,,)

--error ER_DBACCESS_DENIED_ERROR

create database db;

--disconnect con1

--connection default

drop user 'a123456789-123456789-123456789-123456789-123456789-123456789-123456789-123456789'@'localhost';

alter table mysql.user modify User char(16) binary not null default '';

alter table mysql.db modify User char(16) binary not null default '';

alter table mysql.tables_priv modify User char(16) binary not null default '';

alter table mysql.columns_priv modify User char(16) binary not null default '';

alter table mysql.procs_priv modify User char(16) binary not null default '';

alter table mysql.proc modify definer char(77) collate utf8_bin not null default '';

alter table mysql.event modify definer char(77) collate utf8_bin not null default '';

flush privileges;

revision-id: wlad@montyprogram.com-20130509212557-5cdelkdvf7t61062

revno: 3756

branch-nick: 5.5