1. Lost in the Clouds An example of a schemaless database application in the cloud SlipstreamUSA :: March 25, 2009

5. 90,000 registered users

7. Flikr

8. OpenCycleMap.org

9. OpenPisteMap.org

10. YourNavigation.org

11. Mobile devices © Constantin Litvak

12. Coverage CC-BY-SA 2.0 © OpenStreetMap

14. MySQL

15. Ways: 24,956,171

16. Nodes: 305,956,583

18. name=Broadway

19. foo=bar CC-BY-SA 2.0 Image © Ojw Data © OpenStreetMap

22. Daily / Hourly / Minutely

23. One file per minute (~30Kb compressed) CC-BY-SA 2.0 Image © Ojw Data © OpenStreetMap

25. Want to be able to query the data in bigger chunks and to do it more selectively

26. Solution

27. Cloud based schemaless database with simple to use query interface and lots of indexes CC-BY-SA 2.0 Image © Maning Sambale Data © OpenStreetMap

30. Node tags: 115Gb

31. Node indexes: 70Gb

32. Ways: 21Gb

33. Way tags: 10Gb

35. Licensed as AGPL CC-BY-SA 2.0 Image © Maning Sambale Data © OpenStreetMap

37. Queries of up to 100 ² degrees

38. Query by tags and tag values

39. Scaleable

41. Import minute diff CC-BY-SA 2.0 Image © Ojw Data © OpenStreetMap

43. XAPI Service ^way(27016525)=&quot;adaabcdcabaadab&quot; ^way(27016525,1)=296138118 ^way(27016525,2)=296138119 ^way(27016525,3)=296138120 ^way(27016525,4)=296138121 ^way(27016525,5)=296138118 ^waytag(27016525,&quot;addr:housenumber&quot;)=2 ^waytag(27016525,&quot;building&quot;)=&quot;yes&quot; ^wayx(&quot;building&quot;,&quot;*&quot;,&quot;adaabcdcabaadab&quot;,27016525)=&quot;&quot; ^wayx(&quot;building&quot;,&quot;*&quot;,&quot;adaabcdcabaadab&quot;,27028298)=&quot;&quot; ^wayx(&quot;building&quot;,&quot;*&quot;,&quot;adaabcdcabaadab&quot;,27028299)=&quot;&quot; ^wayx(&quot;building&quot;,&quot;*&quot;,&quot;adaabcdcabaadab&quot;,27028326)=&quot;&quot; ^wayx(&quot;building&quot;,&quot;*&quot;,&quot;adaabcdcabaadab&quot;,27028327)=&quot;&quot; ^wayx(&quot;building&quot;,&quot;*&quot;,&quot;adaabcdcabaadab&quot;,27035972)=&quot;&quot; ^wayx(&quot;building&quot;,&quot;*&quot;,&quot;adaabcdcabaadab&quot;,27035973)=&quot;&quot; ^wayx(&quot;building&quot;,&quot;*&quot;,&quot;adaabcdcabaadab&quot;,27035974)=&quot;&quot; ^wayx(&quot;building&quot;,&quot;*&quot;,&quot;adaabcdcabaadab&quot;,27035975)=&quot;&quot; ^wayx(&quot;building&quot;,&quot;*&quot;,&quot;adaabcdcabaadab&quot;,27035984)=&quot;“ <way id='27016525'> <nd ref='296138118'/> <nd ref='296138119'/> <nd ref='296138120'/> <nd ref='296138121'/> <nd ref='296138118'/> <tag k='addr:housenumber' v='2'/> <tag k='building' v='yes'/> </way>

45. Paris

46. San Diego

47. Zurich

49. 300Gb disk storage CC-BY-SA 2.0 Image © Nikolaj Data © OpenStreetMap

50. Wikipedia: Query to Map {{osm-query |way=name=Arizona Canal}} CC-BY-SA 2.0 © OpenStreetMap

52. Apache web-server

56. More Xpath-like queries

57. JSON output

58. Generic indexing service

59. More servers

60. Thank you Thank you Questions? CC-BY-SA 2.0 Image © ITO! Data © OpenStreetMap