Die Präsentation wurde auf der code.talks 2014 gezeigt und stellt zwei Konzepte von NoSQL Datenbanken vor, dynamisches Schema und horizontale Skalierbarkeit.

1. NoSQL
Konzepte live und in Farbe
Astrid Ritscher
!
code.talks 2014
!
!

2. NoSQL - Antwort auf Big Data
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Volume Velocity
Variety

3. NoSQL-Technologien
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Graphen Spalten Dokumente

4. • Document Oriented
• General Purpose
• Open Source
• Community Driven
• Commodity Hardware
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5. Dokumentenorientierte
NoSQL-Technologie
albums
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6. Relational vs. Flexibel
album
_id
album
album artist
track count
tracks
_id
name
composer
_id
name
composer
genre
album
id
album
album artist
track count
track
id
name
composer
genre
album_id
track
id
name
composer
genre
album_id
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7. Flexibles Schema
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{
"_id" : 123,
"album" : "Neon Bible",
"album artist" : "Arcade Fire",
"disc count" : 1,
"track count" : 11,
"tracks" : [
{
"_id" : 733,
"name" : "Black Mirror",
"composer" : "Richard Reed Parry"
},
{
"_id" : 735,
"name" : "Keep The Car Running",
"composer" : "Arcade Fire“,
"genre" : "Rock"
}
]
}
album
_id
album
album artist
track count
tracks
_id
name
composer
_id
name
composer
genre

8. Live
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start mongod server
flexible data schema
show: find, insert, update
and remove

9. Performance
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Skalierbarkeit

10. Vertikale Skalierung
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11. Horizontale Skalierung
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12. MongoDB Server
Your Application
Native Driver
mongod
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13. Sharding
Your Application
Native Driver
Router
mongos
Config Shard 1 Shard 2 Shard 3
mongod mongod mongod mongod
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14. Sharding
Shard Collection: albums
Shard Key: album artist
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album
_id
album
album artist
track count
tracks
_id
name
composer
_id
name
composer
genre

15. Sharding
albums
Shard Collection: albums
Shard Key: album artist
A-B C-F G-T U-Z
chunk 1 chunk 2 chunk 3 chunk 4
Shard 1 Shard 3
chunk 1
chunk 3
chunk 4
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Shard 2
chunk 2

16. Sharding
Your Application
Native Driver
Router
mongos
Config Shard 1 Shard 2 Shard 3
mongod mongod mongod mongod
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17. © Acando GmbH
Live
start shard, config server and
router
initialize sharding for a collection
show shard distribution and
chunks

18. Sharding in Produktion
Router
Config Shard 1 Shard 2 Shard 3
mongod
mongod
mongod
mongod
mongod
mongod
mongod
mongod
mongod
mongod
mongod
mongod
Your Application
Native Driver
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mongos mongos mongos mongos

19. © Acando GmbH
NoSQL
Konzepte live und in Farbe
Astrid Ritscher