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create role role1;
create role none;
ERROR OP000: Invalid role specification `none`.
create role public;
ERROR OP000: Invalid role specification `public`.
drop role none;
ERROR HY000: Operation DROP ROLE failed for 'none'
grant none to role1;
ERROR OP000: Invalid role specification `none`.
grant role1 to none;
ERROR OP000: Invalid role specification `none`.
grant select on *.* to none;
ERROR OP000: Invalid role specification `none`.
grant public to role1;
ERROR OP000: Invalid role specification `public`.
grant role1 to public;
ERROR OP000: Invalid role specification `public`.
grant select on *.* to public;
ERROR OP000: Invalid role specification `public`.
grant role1 to current_role;
ERROR OP000: Invalid role specification `NONE`.
revoke none from role1;
ERROR OP000: Invalid role specification `none`.
revoke role1 from none;
ERROR OP000: Invalid role specification `none`.
revoke select on *.* from none;
ERROR OP000: Invalid role specification `none`.
revoke public from role1;
ERROR OP000: Invalid role specification `public`.
revoke role1 from public;
ERROR OP000: Invalid role specification `public`.
revoke select on *.* from public;
ERROR OP000: Invalid role specification `public`.
show grants for none;
ERROR OP000: Invalid role specification `none`.
show grants for public;
ERROR OP000: Invalid role specification `public`.
create definer=none view test.v1 as select 1;
ERROR OP000: Invalid role specification `none`.
create definer=public view test.v1 as select 1;
ERROR OP000: Invalid role specification `public`.
drop role role1;
optimize table mysql.user;
Table Op Msg_type Msg_text
mysql.user optimize status OK
insert mysql.user (user, is_role) values ('none', 'Y'), ('public', 'Y');
Warnings:
Warning 1364 Field 'ssl_cipher' doesn't have a default value
Warning 1364 Field 'x509_issuer' doesn't have a default value
Warning 1364 Field 'x509_subject' doesn't have a default value
Warning 1364 Field 'authentication_string' doesn't have a default value
flush privileges;
Warnings:
Error 1959 Invalid role specification `none`.
Error 1959 Invalid role specification `public`.
delete from mysql.user where is_role='Y';
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