CREATE USER/ROLE still possible in read-only session #91713
Description
Describe the problem
Despite running a read-only session, it's still possible to create and drop users/roles
root@:26257/defaultdb> set default_transaction_read_only = on; SET
root@:26257/defaultdb> create user test with password 'testing';
CREATE ROLE
Epic CRDB-17785
Jira issue: CRDB-21392