Database management systems notes
B+ Trees
The structure behind almost every index, and what actually happens on insert. Every section is a drawn page beside a clear written explanation, about 22 minutes in all.
- Chapter 19 of 34
- About 22 minutes
- 7 sections
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In this chapter
- Why not a binary search tree
- The structure
- Searching
- Insertion, and the split
- What an index costs on writes
- Composite indexes and the leftmost prefix
- Seeing the tree
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