users

-- Replace 'template-admin' and 'user-admin' role with 'admin'

rbac_roles = array_append(

array_remove(

array_remove(users.rbac_roles, 'template-admin'),

'user-admin'

), 'admin')

-- Only on existing admins

ARRAY ['template-admin', 'user-admin'] <@ rbac_roles;

users

-- Replace 'owner' with 'admin

rbac_roles = array_replace(rbac_roles, 'owner', 'admin')

-- Only on the owner

'owner' = ANY(rbac_roles);

users

-- Replace the role 'admin' with the role 'owner'

rbac_roles = array_replace(rbac_roles, 'admin', 'owner')

-- Update the first user with the role 'admin'. This should be the first

-- user ever, but if that user was demoted from an admin, then choose

-- the next best user.

id = (SELECT id FROM users WHERE 'admin' = ANY(rbac_roles) ORDER BY created_at ASC LIMIT 1);

users

-- Replace 'admin' role with 'template-admin' and 'user-admin'

rbac_roles = array_cat(array_remove(users.rbac_roles, 'admin'), ARRAY ['template-admin', 'user-admin'])

-- Only on existing admins

'admin' = ANY(rbac_roles);