DSA · Theory

B+ Tree Insertion

Theory

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B+ Tree Insertion is simple if you keep it on paper. Amit uses it for folder on disk in a file explorer.

B+ Tree Insertion order — meaning → left < root < right → one limit. Dumping ten features helps nobody.

Skip B+ Tree Insertion and unbalanced BST becoming a list shows up in a file explorer.

B+ Tree Insertion shows up in a file explorer. Name folder on disk, not “a real-world scenario”.

B+ Tree Insertion miss — unbalanced BST becoming a list. Fix it before you talk about advanced DSA.

Place B+ Tree Insertion next to nearby DSA work — left < root < right is the link.

One breath for B+ Tree Insertion, then folder on disk, then unbalanced BST becoming a list. Sit down.

Exam tip

Say B+ Tree Insertion in one breath, then left < root < right, then unbalanced BST becoming a list.

# B+ Tree Insertion
data = [4, 1, 3]
print("start", data)
if data[0] > data[1]:
    data[0], data[1] = data[1], data[0]
print("after one step", data)

B+ Tree Insertion: dry-run [4, 1, 3]. Say the list after one step.