vault backup: 2026-07-23 14:40:40
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@@ -69,3 +69,31 @@ Index Nested Loop Join
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![[Pasted image 20260723142318.png]]
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## Mehrweg-Suchbäume
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![[Pasted image 20260723142602.png]]
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Ein B-Baum ist ein selbstbalancierender, geordneter M+1-Wege-Suchbaum
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- Ale Blätter auf selber Ebene
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- Max M Schlüssel pro Knoten
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- Min M/2 Schlüssel
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- Wurzel Min 1 Schlüssel
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- Jeder Knoten mit k Schlüsseln hat k+1 Kinder
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![[Pasted image 20260723142759.png]]
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### Einfügen in B-Baum
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![[Pasted image 20260723142832.png]]
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### Löschen in B-Baum
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![[Pasted image 20260723142925.png]]
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![[Pasted image 20260723142935.png]]
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![[Pasted image 20260723143936.png]]
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### B+ Baum
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- Blätter enthalten Schlüssel
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