{
  "name": "db",
  "chef_type": "role",
  "json_class": "Chef::Role",
  "default_attributes": {
    "mysql": {
      "service_name": "default",
      "remove_anonymous_users": true,
      "remove_test_database": true
    }
  },
  "override_attributes": {},
  "run_list": [
    "recipe[mysql::server]",
    "recipe[mysql::client]"
  ]
}

{
  "name": "db",
  "chef_type": "role",
  "json_class": "Chef::Role",
  "default_attributes": {
    "mysql": {
      "service_name": "default",
      "version": "5.5",
      "remove_anonymous_users": true,
      "remove_test_database": true
    }
  },
  "override_attributes": {},
  "run_list": [
    "recipe[mysql::server]",
    "recipe[mysql::client]"
  ]
}

Downgrade mysql version to 5.5
Downgrade mysql version to 5.5
