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IndexedDB

IndexedDB ek low-level, client-side NoSQL database API hai jo browsers me built-in aata hai — jisme…

Overview
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IndexedDB — Quick Facts

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Property: Detail

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Full Name: Indexed Database API

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Abbreviation: IndexedDB / IDB

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Type: Client-Side NoSQL Database…

Topic 1
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Infobox

📚 | Property | Detail | |---|---| | Full Name | Indexed Database API | | Abbreviation |…
Topic 2
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Simple Explanation

💡 Real-Life Analogies | Concept | Real-Life Equivalent | |---|---| | IndexedDB | Tumhare…
Topic 3
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Browser Storage Comparison

🎯 | Feature | Cookies | localStorage | sessionStorage | IndexedDB | Cache API |…
Topic 4
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Core Concepts

⭐ | Concept | Description | Database Analogy | |---|---|---| | Database | Top-level…
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📥 📥 🧠 🔬 💡 🎯

IndexedDB Transaction Flow

🔑 `mermaid sequenceDiagram participant App as Web Application participant IDB as IndexedDB…
Topic 6
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Database Lifecycle

✨ | Event | When | What Happens | |---|---|---| | open() | App requests database | Browser…
Topic 7
📥 ⚙️ 🔬 💡

Object Store Operations

🌟 | Operation | Method | Description | |---|---|---| | Create | store.add(value) | Insert…
Topic 8
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Indexes in IndexedDB

🚀 | Property | Detail | |---|---| | Purpose | Fast lookup on non-key properties | |…
Topic 9
📥 📥 🧠 🔬 💡 🎯

Transactions

📚 | Property | Detail | |---|---| | Required | All data access MUST happen within a…
Topic 10
💡 📊 🔬

Cursors

💡 | Concept | Detail | |---|---| | What | Iterator that walks through records one-by-one |…
Topic 11
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IndexedDB vs Other Storage

🎯 | Scenario | Best Choice | Why | |---|---|---| | Store auth token (small, sent to server)…
Topic 12
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Use Cases

⭐ | Use Case | Why IndexedDB | Example | |---|---|---| | Offline-first PWA | Data available…
Topic 13
📥 📥 🧠 🔬 💡 🎯

Limitations

🔑 | Limitation | Detail | Workaround | |---|---|---| | Complex API | Event-based — verbose…
Topic 14
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Wrapper Libraries

✨ | Library | Key Feature | Best For | |---|---|---| | idb (Jake Archibald) | Promise-based…
Topic 15
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Best Practices

🌟 | Practice | Why | |---|---| | Use a wrapper library | Raw API is verbose — idb or…
Comparison
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Browser Storage Comparison

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Storage Limit: ~4 KB

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Data Type: String only

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API: Document.cookie

Comparison
✨

IndexedDB vs Other Storage

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Store auth token (small, sent to…

⚖️

Store user theme preference:…

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Store current form draft: sessionStorage

Diagram
📥 ⚙️ 🔬 💡

Visual Flow

📊 Diagram visualization — details in narration
Related Topics

See Also

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Web Storage

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Service Worker

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Progressive Web App

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Cache API

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Index (Database)

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NoSQL

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 1

IndexedDB ka sabse sahi definition kya hai?

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 2

IndexedDB ka 'Full Name' kya hai?

Complete! 🎉
COMPLETE

IndexedDB Complete!

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IndexedDB Complete

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