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GraphQL

GraphQL ek open-source query language hai APIs ke liye, aur saath me ek runtime hai jo un queries…

Overview
🌟

GraphQL — Quick Facts

📌

Property: Detail

🎯

Full Name: GraphQL (Graph Query Language)

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Type: API Query Language + Runtime

🔑

Developer: Facebook (Meta), ab GraphQL…

Topic 1
📥 📥 🧠 🔬 💡 🎯

Infobox

📚 | Property | Detail | |---|---| | Full Name | GraphQL (Graph Query Language) | | Type |…
Topic 2
✨

Itihaas aur Background

💡 2012 me Facebook ki mobile app slow thi — REST APIs se bahut saara unnecessary data aa…
Topic 3
🔒

Core Concepts

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GraphQL schema define karta hai ke…

🔑

Schema ek contract hai client aur…

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Strongly typed — har field ka type…

🎯

Client exactly batata hai kya…

Topic 4
⭐

Schema aur Type System

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Object Type — Main data entity…

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Scalar Type — Primitive values…

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Enum Type — Fixed set of values…

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Interface — Shared fields across…

Topic 5
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Query Execution Flow

🔑 `mermaid sequenceDiagram participant C as Client participant S as GraphQL Server…
Topic 6
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Queries

💡

Alias: Same field ko alag names se…

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Fragment: Reusable field sets…

Topic 7
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Mutations

🌟 Mutations write operations hain — data create, update, delete: `graphql mutation {…
Topic 8
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Subscriptions

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Typically WebSocket protocol use…

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Server events pe client ko live…

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Use cases: chat messages, live…

Topic 9
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Resolvers

💡

Har field ka ek resolver hota hai…

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Resolver 4 arguments lete hain:…

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Resolver koi bhi source use kar…

🎯

Query ke nested fields ke liye…

Topic 10
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GraphQL vs REST

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Frontend-heavy apps (React,…

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Multiple data sources aggregate…

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Nested/connected data hai (social…

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Rapid iteration chahiye (schema…

Topic 11
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Ecosystem aur Tools

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Apollo Federation — Multiple…

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Schema Stitching — Multiple…

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Supergraph — Federated graph jo…

Topic 12
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Security Considerations

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Client arbitrary deep/complex…

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Query depth limiting — Maximum…

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Query complexity analysis — Har…

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Per-client query rate limit karo

Topic 13
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Performance aur Optimization

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N+1 query problem solve karo

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Same tick me saari IDs batch karke…

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Response caching — CDN level…

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Resolver-level caching —…

Topic 14
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Enterprise Use Cases

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API Gateway — GraphQL as unified…

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Backend for Frontend (BFF) — Each…

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Data Aggregation — Multiple REST…

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Microservices Federation — Apollo…

Topic 15
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Limitations

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Caching complexity — HTTP caching…

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File uploads — GraphQL spec me…

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Learning curve — Schema design,…

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Error handling — Always 200 OK…

Comparison
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GraphQL vs REST

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Endpoints: Single /graphql

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Data Fetching: Client decides (exact…

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Over-fetching: Nahi

Diagram
📥 ⚙️ 🔬 💡

Visual Flow

📊 Diagram visualization — details in narration
Related Topics

See Also

📖

API

🔗

REST

💡

JSON

📚

HTTP

🔑

WebSocket

🌐

Graph

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 1

GraphQL ka sabse sahi definition kya hai?

Quick Quiz
🧠 QUIZ TIME

Quiz — Question 2

GraphQL ka 'Full Name' kya hai?

Complete! 🎉
COMPLETE

GraphQL Complete!

Aliens Wiki · HIEN · Cinematic Knowledge

✅

GraphQL Complete

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