 * The performance of the following queries related to essential types have been improved:
   * `Rule 10.1`
   * `Rule 10.2`
   * `Rule 10.3`
   * `Rule 10.4`
   * `Rule 10.5`
   * `Rule 10.6`
   * `Rule 10.7`
   * `Rule 10.8`
   * `Rule 14.1`
   * `Rule 21.14`
   * `Rule 21.16`