stats

type Operation struct {
	Count     int
	RowCount  int
	FirstSeen time.Time
	LastSeen  time.Time
}

type Statistics struct {
	EventCounts map[byte]int
	TotalEvents int
	StartTime   time.Time
	Stats       map[string]map[string]*TableStats // db -> table -> stats
}

type TableStats struct {
	Operations map[string]*Operation // operation -> stats
}