merge_tree

package

v0.0.0-...-19b4adc Latest Latest Go to latest Published: Oct 22, 2023 License: MIT Imports: 4 Imported by: 0

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type MergeTreeNode struct {
	RunLength *os.File // 游程文件
	LineNum   uint64   // 游程文件的数据量
}

最佳合并树的结点

type MergeTreePrioQueue []MergeTreeNode

用于构建最佳合并树的优先队列

func BuildMergeTreePrioQueue(nodes map[string]uint64, K int) (MergeTreePrioQueue, error)

构造用于生成最佳归并树(哈夫曼树)的优先队列(森林)

func (mtpq MergeTreePrioQueue) Len() int

func (mtpq MergeTreePrioQueue) Less(i, j int) bool

func (mtpq *MergeTreePrioQueue) Pop() interface{}

func (mtpq *MergeTreePrioQueue) Push(node interface{})

func (mtpq MergeTreePrioQueue) Swap(i, j int)