Tree-Structured Indexes

9/15/97


Click here to start


Table of Contents

Tree-Structured Indexes

Introduction

Range Searches

Tree-structured index

ISAM

Example ISAM Tree

After Inserting 23*, 48*, 41*, 42* ...

... Then Deleting 42*, 51*, 97*

B+ Trees

Example B+ Tree

B+ Trees

Inserting a Data Entry into a B+ Tree

Example B+ Tree

Inserting 8* into Example B+ Tree

Example B+ Tree After Inserting 8*

Deleting a Data Entry from a B+ Tree

Example B+ Tree After Inserting 8*

Example Tree After Deleting 19* and 20* ...

... And Then Deleting 24*

Performance considerations

Summary

Summary (Contd.)

Author: Marek Rusinkiewicz