code: public void setNumericCollationDefault() {
          checkNotFrozen();
          CollationSettings defaultSettings = getDefaultSettings();
          if(settings.readOnly() == defaultSettings) { return; }
          CollationSettings ownedSettings = getOwnedSettings();
          ownedSettings.setFlagDefault(CollationSettings.NUMERIC, defaultSettings.options);
          setFastLatinOptions(ownedSettings);
      }
docs: Method to set numeric collation to its default value.
  
  @see #getNumericCollation
  @see #setNumericCollation