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Wiki Article · Cinematic

Normalization

Normalization ek database design technique hai jisme data ko organized tables me structure kiya…

Overview
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Normalization — Quick Facts

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Property: Detail

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Topic: Database Normalization

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Category: Database Design / Data Modeling

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Inventor: Edgar F. Codd (1970)

Topic 1
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Infobox

📚 | Property | Detail | |---|---| | Topic | Database Normalization | | Category | Database…
Topic 2
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Why Normalize

💡 Bina normalization ke database me 3 tarah ki anomalies aati hain: | Anomaly | Problem |…
Topic 3
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Normal Forms Summary

🎯 | Normal Form | Requirement | Depends On | Key Rule | |---|---|---|---| | 1NF | Atomic…
Topic 4
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First Normal Form (1NF)

⭐ Rule: Har column me atomic (single) value honi chahiye, koi repeating groups nahi, aur…
Topic 5
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Second Normal Form (2NF)

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Primary Key: (StudentID, Subject)

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StudentName sirf StudentID pe…

Topic 6
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Third Normal Form (3NF)

✨ Rule: 2NF + koi transitive dependency nahi — non-key column kisi dusre non-key column pe…
Topic 7
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Boyce-Codd Normal Form (BCNF)

🌟 Rule: 3NF ka stricter version — har determinant (jo kisi column ko determine kare) ek…
Topic 8
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Higher Normal Forms

🚀 | Form | Purpose | Practical Use | |---|---|---| | 4NF | Multi-valued dependencies remove…
Topic 9
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Normalization Progression

📚 `mermaid flowchart TD UNF["Unnormalized Form (UNF)<br/>Repeating groups, multi-values"]…
Topic 10
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Real-World Example

💡 Raw Data (Unnormalized) | OrderID | Customer | CustomerCity | Product1 | Price1 |…
Topic 11
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Normalization vs Denormalization

🎯 | Aspect | Normalization | Denormalization | |---|---|---| | Goal | Redundancy eliminate…
Topic 12
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When to Denormalize

⭐ | Scenario | Why Denormalize | |---|---| | Read-heavy analytics | Complex JOINs slow —…
Topic 13
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Glossary

🔑 | Term | Meaning | |---|---| | Normalization | Data ko organized tables me structure…
Topic 14
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Disclaimer

✨ Yeh article informational purposes ke liye hai. Database normalization ek foundational…
Comparison
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Normalization vs Denormalization

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Goal: Redundancy eliminate

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Data Duplication: Minimal to none

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Write Performance: Better (ek jagah…

Diagram
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Visual Flow

📊 Diagram visualization — details in narration
Related Topics

See Also

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Database

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Relational database

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SQL

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Primary key

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Foreign key

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Database index

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 1

Normalization ka sabse sahi definition kya hai?

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 2

Normalization ka 'Topic' kya hai?

Complete! 🎉
COMPLETE

Normalization Complete!

Aliens Wiki · HIEN · Cinematic Knowledge

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Normalization Complete

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