Wiki Article · Cinematic

Elasticsearch

Elasticsearch ek open-source, distributed, RESTful search and analytics engine hai jo Apache Lucene…

Overview

Elasticsearch — Quick Facts

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Property: Detail

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Full Name: Elasticsearch

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Developer: Elastic NV (originally Shay Banon)

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First Release: ~2010 (not confirmed exact date)

Topic 1

Kya Hai Elasticsearch

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Distributed: Data multiple nodes…

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Near Real-Time: Document index…

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Schema-Free (flexible): JSON…

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RESTful API: HTTP requests se sab…

Topic 2

History

💡 | Year | Event | |---|---| | ~2004 | Shay Banon ne Compass (Lucene wrapper) banaya apni…

Topic 3

Core Concepts

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Parallelism: 5 shards = 5 nodes…

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Scaling: Data ek node ki capacity…

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Redundancy: Replica shards = agar…

Topic 4

Architecture

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P0, P1, P2 = Primary shards (blue)…

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R0, R1, R2 = Replica shards…

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Primary aur uska replica kabhi…

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Master node = cluster state manage…

Topic 5

How Search Works

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Relevance Scoring (BM25): Results…

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Analyzers: Text ko process karte…

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Fuzzy Search: Typos handle —…

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Aggregations: Search results par…

Topic 6

Elasticsearch vs RDBMS

✨ | Aspect | Elasticsearch | RDBMS (MySQL/PostgreSQL) | |---|---|---| | Data Model | JSON…

Topic 7

Use Cases

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E-commerce product search — "blue…

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Website search — blog articles,…

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Autocomplete / Suggest — type…

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Examples: Wikipedia search, GitHub…

Topic 8

Elastic Ecosystem

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Filebeat: Log files ship karta hai

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Metricbeat: System/service metrics…

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Packetbeat: Network packet data…

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Heartbeat: Uptime monitoring…

Topic 9

Challenges

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Elasticsearch heavy hai — RAM…

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Production cluster minimum 3…

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JVM heap tuning critical —…

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Cluster management — shard…

Topic 10

Best Practices

💡 1. Shard sizing carefully plan karo — target 10-50GB per shard (not confirmed exact…

Comparison

Elasticsearch vs RDBMS

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Data Model: JSON Documents…

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Query Language: Query DSL (JSON), REST…

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Primary Strength: Full-text search,…

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quiz — Question 1

Elasticsearch ka sabse sahi definition kya hai?

Quick Quiz

Quiz — Question 2

Elasticsearch ka 'Full Name' kya hai?

Complete! 🎉

Elasticsearch Complete!

Aliens Wiki · HIEN · Cinematic Knowledge

✅

Elasticsearch Complete

➡️

Elasticsearch

Elasticsearch — Quick Facts

Property: Detail

Full Name: Elasticsearch

Developer: Elastic NV (originally Shay Banon)

First Release: ~2010 (not confirmed exact date)

Kya Hai Elasticsearch

Distributed: Data multiple nodes…

Near Real-Time: Document index…

Schema-Free (flexible): JSON…

RESTful API: HTTP requests se sab…

History

Core Concepts

Parallelism: 5 shards = 5 nodes…

Scaling: Data ek node ki capacity…

Redundancy: Replica shards = agar…

Architecture

P0, P1, P2 = Primary shards (blue)…

R0, R1, R2 = Replica shards…

Primary aur uska replica kabhi…

Master node = cluster state manage…

How Search Works

Relevance Scoring (BM25): Results…

Analyzers: Text ko process karte…

Fuzzy Search: Typos handle —…

Aggregations: Search results par…

Elasticsearch vs RDBMS

Use Cases

E-commerce product search — "blue…

Website search — blog articles,…

Autocomplete / Suggest — type…

Examples: Wikipedia search, GitHub…

Elastic Ecosystem

Filebeat: Log files ship karta hai

Metricbeat: System/service metrics…

Packetbeat: Network packet data…

Heartbeat: Uptime monitoring…

Challenges

Elasticsearch heavy hai — RAM…

Production cluster minimum 3…

JVM heap tuning critical —…

Cluster management — shard…

Best Practices

Elasticsearch vs RDBMS

Data Model: JSON Documents…

Query Language: Query DSL (JSON), REST…

Primary Strength: Full-text search,…

Visual Flow

See Also

ELK_Stack

EFK_Stack

Kibana

Logstash

Fluentd

Lucene

Quiz — Question 1

Quiz — Question 2

Elasticsearch Complete!

Elasticsearch Complete

ELK_Stack