code: public ZooJdoProperties setZooAutoCreateSchema(boolean flag) {
      	DBTracer.logCall(this, flag); 
  		put(ZooConstants.PROPERTY_AUTO_CREATE_SCHEMA, Boolean.toString(flag));
  		return this;
  	}
docs: Property that defines whether schemata should be created as necessary or need explicit
  creation. Default is {@code true}.
  Requiring explicit creation can for example be useful to prevent accidental schema changes.
  @param flag The flag
  @return this
  @see ZooConstants#PROPERTY_AUTO_CREATE_SCHEMA