code: func (m *UnpartitionedMemoryIdx) LoadPartition(partition int32, defs []schema.MetricDefinition) int {
  	// UnpartitionedMemoryIdx isnt partitioned, so just ignore the partition passed and call Load()
  	return m.Load(defs)
  }
docs: // Used to rebuild the index from an existing set of metricDefinitions for a specific paritition.