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attributes: [
 “violinist”
 “engineer”
 “consultant”
 “security specialist”
 “startup member
 of ”
 ] name: “Yuji Isobe”

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No content

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architecture: front-end: [ “AngularJS” “Ruby on Rails” “MySQL” “memcached” ] back-end: [ “Node.js” “socket.io” “MongoDB” “Redis” ]

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network:

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MongoDB

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db.instances.aggregate i2.2xlarge m3.large m1.large x8 x4 x6

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ڞ௨࣭໰

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όʔδϣϯ 2.6.0, 2.6.3…όϥόϥͰ͢স ! Mongo͸Join͢Δඞཁ͕ͳ͍ͷͰɺ
 ໨త͝ͱʹDBΛࡉ͔͘෼͚͍ͯ·͢ ! DBΛ࡞ͬͨ࣌ظɾόʔδϣϯΞοϓͨ࣌͠ظʹΑΓ·͢

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࢖͍࢝Ίͨ࣌ظ 2012೥5݄Ͱ͢

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ϨϓϦέʔγϣϯ༗ແ
 γϟʔσΟϯά༗ແ ͲͪΒ΋ߦͳ͍ͬͯ·͢
 
 ໨త͝ͱʹ෼͚͍ͯΔͷͰDBʹΑΓ·͢

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σʔλྔ ݄ؒ10ԯPV ඵؒฏۉ400PV ฏۉಉ࣌઀ଓ਺5ສ ݄ؒอଘσʔλྔ10TB

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ಋೖͷࡍʹൺֱͨ͠DB Hbase, Cassandra, CouchDB, ҰൠతͳRDB

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࢖͍ͬͯΔMongoDBͷ
 ಛ௃తͳػೳ͕͋Ε͹ ඇৗʹελϯμʔυͳ࢖͍ํΛ͍ͯ͠·͢

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ͳͥMongoDB͔ ҰݴͰ͸ݴ͍දͤ·ͤΜস

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εΩʔϚϨε ҆ఆͨ͠ॻ͖ࠐΈ ॊೈͳΫΤϦ ༰қͳεέʔϧΞ΢τ Node.jsͱͷ૬ੑͷྑ͞
 
 ಋೖͷ؆қ͞ʢϗεςΟϯάαʔϏεར༻ʣ ֶशͷ༰қ͞ʢΤϯδχΞҎ֎ʹ΋ʣ

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ϗεςΟϯάαʔϏεͰ࢝ΊΔ MongoDB

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MongoDB΁Ұݴ ඇৗʹຬ଍ʹ࢖͍ͬͯ·͢ɻ
 ڧ͍ͯݴ͑͹ɺϝϞϦͷ࢖͍ํΛ΋ͬͱݡ͘ग़དྷ·ͤΜ͔ʁ ! ͞Βʹڧ͍ͯݴ͑͹ɺdocument level lockͷ
 ࣮૷Λָ͠Έʹ͍ͯ͠·͢ɻ

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we.are(“hiring! :)”) http://zenclerk.com