Wiki Article · Cinematic

Google Cloud Notification service

Overview

Google Cloud Notification service — Quick Facts

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Field: Value

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Category: Notification service / Messaging /…

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Platform: Google Cloud Platform (GCP)

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Core pattern: Publish-Subscribe (Pub/Sub)

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Lead

☁️ Google Cloud Notification service ek cloud-based messaging/notification capability hai jo…

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Infobox

🌐 | Field | Value | |---|---| | Category | Notification service / Messaging / Pub-Sub | |…

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Contents (TOC)

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Notification service ka concept

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Pub/Sub pattern explained

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Push vs Pull delivery

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Notification flow (architecture)

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Notification service ka concept

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Agar B down hai, message lost ho…

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Agar B slow hai, A bhi slow ho…

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Agar B ki jagah C bhi sunna chahe,…

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A sirf topic par message publish…

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Pub/Sub pattern explained

📡 Pub/Sub = Publish-Subscribe. Ye ek messaging pattern hai: 1) Topic: ek named channel…

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Push vs Pull delivery

🚀 | Aspect | Push delivery | Pull delivery | |---|---|---| | Mechanism | Platform…

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Notification flow (architecture)

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Multiple publishers ek topic par…

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Ek topic ke multiple subscriptions…

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Push subscriptions HTTP endpoint…

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Retry aur acknowledgment…

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Key components

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Named resource jahan messages…

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Ek project me multiple topics ho…

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Topic creation kaafi simple hai…

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Topic se attached, messages…

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Common use cases

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Event-driven architecture: service…

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Async processing: heavy tasks…

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Fan-out notifications: ek event se…

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Log/event streaming: logs ko…

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Integration with GCP services

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Cloud Functions: message par…

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Cloud Run: container-based event…

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BigQuery: messages directly…

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Cloud Storage: file upload events…

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Security considerations

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IAM roles: publisher aur…

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Topic-level permissions: kaun…

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Encryption: messages transit me…

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Authentication: push endpoints par…

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Reliability aur ordering

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At-least-once delivery: platform…

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Exactly-once processing:…

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Message ordering: default me…

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Retry mechanism: unacknowledged…

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Cost model (high-level)

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Message volume: per-message ya…

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Storage: retained messages ka…

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Egress: cross-region delivery…

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Seek/replay: historical message…

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Beginner checklist

🚀 1) Concept samjho: publisher, topic, subscription, subscriber 2) Ek topic create karo…

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Common mistakes

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Synchronous calls har jagah use…

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Acknowledgment deadline samajhna…

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Subscriber side idempotency…

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Push endpoint par authentication…

Comparison

Push vs Pull delivery

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Mechanism: Platform subscriber ke…

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Latency: Low (near-instant)

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Subscriber requirement: Public HTTPS…

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quiz — Question 1

Google Cloud Notification service ka 'Category' kya hai?

Complete! 🎉

Google Cloud Notification service Complete!

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