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Mongodb lab

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We prepared a small 30 min workshop for the Dutch Java User Group to introduce MongoDB basics. This slideshow contains the mongoDB concepts, which will be workout basic in labs . The labs could be …

We prepared a small 30 min workshop for the Dutch Java User Group to introduce MongoDB basics. This slideshow contains the mongoDB concepts, which will be workout basic in labs . The labs could be found at: http://mongodb.info/labs/

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Transcript

  • 1. db.NLJUG.insert({ “presenters” : “Maikel Alderhout & Bas van Oudenaarde”, “type” : “JFALL”, “datum” : ISODate(31/10/2012) } )
  • 2. NoSQL Hype• Not only ... of No SQL ‘not only’ relationele data opslag
  • 3. Database evolution #1
  • 4. Database evolution #2
  • 5. Database evolution #3
  • 6. De huidige trends hebben een behoorlijke impact in het traditionele database landschap Agile&Development& •  Itera&ve( •  Con&nuous( Data$Volume,$ Type$&$Use$ •  Trillions(of(records( •  100’s(of(millions(of( queries(per(second( •  Real6Time(Analy9cs( •  Unstructured(/(semi6 structured( New$Hardware$Architectures$ •  Commodity(servers( •  Cloud(Compu0ng( •  Horizontal(Scaling(
  • 7. Hoezo Java problemen?• Schaalbaarheid 3-tier architecturen• ORM, mapping vanuit domain objecten. Lekker alles aan elkaar knopen• Caching, niet te veel naar de database• Alles in memory, dan maar?
  • 8. NoSQL oplossingen Key-Value Column Document G Key-value store Document bv.Voldemort, Dynomite, Tokyo bv CouchDB, MongoDB, Riak ColumnFamily /Column Document BigTable clones Graph Graph databases bv Google BT, HBase, Hypertable, Neo4J, Sones, AllegroGraph Cassandra
  • 9. MongoDB is a scalable, high-performance NoSQLdatabase. •  Open%source,%wri.en%in%C++% •  Full$featured$indexes,$query$ •  Document4oriented%Storage% language$$ –  Based%on%JSON%Documents% •  Replica6on$&$High$Availability$ –  Schema4less% •  Auto>sharding$
  • 10. JSON DocumentPerson{name" : "Bas","group" : [ "Open Source", "mongoDB", "Big Data" ] }
  • 11. Replication ShardingDurability
  • 12. Replicatie read read/write Asynchronous Replication readAutomatic election of new Primary
  • 13. Sharding
  • 14. Sharding features• Automatic partitioning• Automatic Load-Balancing across shards• Range-based• Convert to sharded system with no downtime• Fully consistent• Application code unaware of data location• Zero code changes
  • 15. Durability