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create user foo@localhost;
grant create user on *.* to foo@localhost;
create user current_user;
ERROR HY000: Operation CREATE USER failed for CURRENT_USER
create user current_role;
ERROR HY000: Operation CREATE USER failed for CURRENT_ROLE
create role current_user;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'current_user' at line 1
create role current_role;
ERROR HY000: Operation CREATE ROLE failed for CURRENT_ROLE
drop user current_user;
drop user current_role;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'current_role' at line 1
drop role current_user;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'current_user' at line 1
drop role current_role;
ERROR HY000: Operation DROP ROLE failed for CURRENT_ROLE
show warnings;
Level Code Message
Error 1446 Invalid definer
Error 1396 Operation DROP ROLE failed for CURRENT_ROLE
create role r1;
grant r1 to current_user;
set role r1;
select current_role();
current_role()
r1
create user current_role;
ERROR HY000: Operation CREATE USER failed for CURRENT_ROLE
create role current_role;
ERROR HY000: Operation CREATE ROLE failed for CURRENT_ROLE
drop user current_role;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'current_role' at line 1
drop role current_role;
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