code: public ZooJdoProperties setDetachAllOnCommit(boolean flag) {
      	DBTracer.logCall(this, flag); 
  		put(Constants.PROPERTY_DETACH_ALL_ON_COMMIT, Boolean.toString(flag));
  		return this;
  	}
docs: Whether objects should be detached during commit(). By default objects are not detached.
  @param flag The flag
  @return this
  @see Constants#PROPERTY_DETACH_ALL_ON_COMMIT