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Database

Database ek organized collection hai data ki jo electronically stored, managed aur accessed hoti…

Overview
🌟

Database — Quick Facts

📌

Property: Detail

🎯

Full Name: Database (DB)

⚡

Category: Data Platform, Backend…

🔑

Type: Core Concept / Glossary Term /…

Topic 1
📥 📥 🧠 🔬 💡 🎯

Infobox

📊 | Property | Detail |…
Topic 2
💾

Kya Hai Database?

💡

Table = Students

🔑

Rows = Each student (3 records)

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Columns = ID, Name, Age, City,…

🎯

Primary Key = ID (unique…

Topic 3
🗄️

Kyun Zaroori Hai?

🗄️ 1. Data Persistence — App band ho jaaye, server restart ho — data safe rehta hai. Memory…
Topic 4
📈

Types of Databases

📈 | Type | Data Model | Strengths | Use Case | Examples |…
Topic 5
📥 ⚙️ 🔬 💡

Database Architecture — Mermaid Diagram

🔍 `mermaid flowchart TD A["📱 Application\n(Web App, Mobile App, API)"] --> B["📝 Query…
Topic 6
📉 📊 🔬

Key Concepts

📉 | Concept | Meaning | Analogy |…
Topic 7
✨

Relational vs NoSQL

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Relational: Banking, ERP, CRM,…

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Document (NoSQL): Content…

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Key-Value: Caching, session…

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Graph: Social networks,…

Topic 8
🌐

DBMS — Database Management System

🌐 DBMS woh software hai jo database ko manage karta hai — create, read, update, delete +…
Topic 9
📥 ⚙️ 🔬 💡

ACID Properties

💡

Anil ke account se ₹1000 debit karo

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Priya ke account me ₹1000 credit…

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Atomicity: Dono steps honge ya koi…

🎯

Consistency: Anil ka balance ₹1000…

Topic 10
💾 📊 🔬

SQL — The Query Language

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Declarative: Tum batao "kya…

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Standardized: Almost same syntax…

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Powerful: JOINs, aggregations,…

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Widely known: Most popular data…

Topic 11
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Database in Enterprise

🗄️ Enterprise level par database sirf "ek table" nahi — yeh complex, distributed,…
Topic 12
📈

Best Practices

📈 1. Always use Primary Keys — Har table me ek unique identifier hona chahiye. Bina PK…
Comparison
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Relational vs NoSQL

⚖️

Data Model: Tables (rows + columns)

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Schema: Fixed schema (predefined)

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Query Language: SQL (standardized)

Diagram
📥 ⚙️ 🔬 💡

Visual Flow

📊 Diagram visualization — details in narration
Related Topics

See Also

📖

SQL

🔗

Data structure

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Data type

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Data warehousing

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Data processing

🌐

API

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 1

Database ka sabse sahi definition kya hai?

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 2

Database ka 'Full Name' kya hai?

Complete! 🎉
COMPLETE

Database Complete!

Aliens Wiki · HIEN · Cinematic Knowledge

✅

Database Complete

➡️

SQL

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