MDB3

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MongoDB (Session-3)

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Session 3

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Key Features
High Performance
High Availability
Automatic Scaling
Rich Documentation Support
Full Index Support
Support for aggregation
Support for objects

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Cross Platform

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Easy Language Interface

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Rich Document Support

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MongoDB Document Store

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Distributed Document Store

9. {
}
“id ” : 10
“team ” : “Kings XI Punjab”
“Owner ” : Preity Zinta
“ipl records” : {
“Played” : 100,
“Won” : 73,
“Lost” : 27
}
IPL STATS
Played : 100,
Won : 73,
Lost : 27

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MongoDB Document
C) People Strategists - Duplication is prohibited -

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MongoDB Document
Data Stored in JSON document in BSON format.
Documents correspond to Objects.
Embedded documents and arrays reduce need for the
expensive JOINs.
Dynamic schema supports fluent polymorphism.
Can grow dynamically.
Documents from same collection have different
field::value pairs.
C) People Strategists - Duplication is prohibited -
www.peoplestrategists.com

13. Slide 13 of 20© People Strategists www.peoplestrategists.com
High Availability

14. Primary Mongod Instance
Oplogs
Secondary Mongod
Instance
Secondary Mongod
Instance
Copy Copy
Oplogs
Create Create
Replicate Replicate
Heart
beat

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Automatic Scaling
C) People Strategists - Duplication is prohibited -

16. Mongos
Mongod Mongod Mongod
Config
Servers
Application
Server
Application
Server

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Any Questions