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DROP ROLE

Synopsis

Use the DROP ROLE statement to delete an existing role.

This statement is enabled by setting the YB-TServer flag use_cassandra_authentication to true.

drop_role ::=  DROP ROLE [ IF EXISTS ] role_name

Where

An error is raised if role_name does not exist unless IF EXISTS option is present.
Only a role with the SUPERUSER status can delete another SUPERUSER role.
Only a client with the permission DROP on ALL ROLES or on the specified role_name, or with the SUPERUSER status can delete another role.

You can do this as shown below.

ycqlsh:example> DROP ROLE role1;

ycqlsh:example> DROP ROLE IF EXISTS role2;