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作らない分析基板のススメ/DWH For Startup With YAGNI
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Masatoshi Shimada
October 01, 2018
Technology
840
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作らない分析基板のススメ/DWH For Startup With YAGNI
- スタートアップにおけるデータウェアハウス
- データウェアハウス設計について
Masatoshi Shimada
October 01, 2018
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Transcript
ϨγϐಈըϝσΟΞ ʰ%&-*4),*5$)&/ʱΛࢧ͑Δ ࡞Βͳ͍ੳج൫ͷεεϝ ౡాխ
ࣗݾհ w ౡాխ!TNENUT w σʔλΣΞϋεΞʔΩςΫτ 4DBMBc1ZUIPOc(PMBOHc+BWBc%%% w גࣜձࣾΤϒϦʔॴଐ w
%&-*4),*5$)&/σʔλੳܥશൠ୲ ओʹੳج൫ɺ৴໘࠷దԽͳͲΛ୲
ΞϓϦϦϦʔε μϯϩʔυɿສ Ϩγϐɿສ݅Ҏ্ ݄ؒಈը࠶ੜɿԯສճҎ্ "QQ4UPSF#&450' (PPHMF1MBZϕετΦϒ ࠃΞϓϦμϯϩʔυୈ̏Ґ ʢ̍Ґ-*/&ɺ̎Ґ:BIPP+"1"/˞ඇήʔϜɹ"QQ"OOJFௐʣ ɾຖ৽ணϨγϐಈը͕৴͞ΕΔ ɹɾྉཧϨγϐಈըʢௐཧݙཱखॱʣ
ɹɾࠂओλΠΞοϓಈը <13>%&-*4),*5$)&/ͷհʢ͔ΜͨΜʹʣ 3
ΞδΣϯμʢ֓ཁʣ ࠓʹΓӡ༻ͨ͠%&-*4),*5$)&/ͷ ੳج൫͕ͲͷΑ͏ʹ࡞ΒΕɺར༻͞Ε͍ͯΔ͔ʹ͍ͭͯ ʰ࡞Βͳ͍ੳج൫ͷεεϝʱͱ͍͏λΠτϧͰ͓͖ͤͯ͠͞·͢ɻ
ΞδΣϯμ w ελʔτΞοϓʹ͓͚ΔσʔλΣΞϋε w σʔλΣΞϋεઃܭʹ͍ͭͯ w ·ͱΊ
ελʔτΞοϓʹ͓͚Δ σʔλΣΞϋε
ελʔΞοϓاۀͷࣄ w গਓͰΞϓϦ,1*Λͯ͢ूܭ͢Δඞཁ͕͋Δ σʔλΤϯδχΞʢ໊ʣɺσʔλΞφϦετʢ໊ʣ σʔλΤϯδχΞΞφϦετʹࢪࡦՄࢹԽͷूܭۀ͕ूத w ࣮ࢪࡁΈͷࢪࡦʢ"#ςετʣͷ༗ޮੑஅΛଈ࠲ʹߦ͍͍ͨ શͯͷࢪࡦͷੳʢతʹʣࣄ্࣮ෆՄೳ ඞવతʹબͱूத͕ൃੜ͢Δ͜ͱʹͳΔ w
ΞϓϦσʔλੳͷཁٻແݶେʹΒΉ ύʔΩϯιϯͷ๏ଇʢΓ͍ͨ͜ͱແݶେʣ
σʔλੳΛඞཁͱ͢Δओͳϖϧιφ૾ ϓϩμΫτΦʔφʔ σΟϨΫλʔΤϯδχΞʢࢪࡦ୲ʣ σʔλΞφϦετ σʔλαΠΤϯςΟετ σʔλΤϯδχΞ ػցֶशΤϯδχΞ
ελʔτΞοϓʹ͓͚Δ%8)ͱᶃ wجຊతʹࣗྗͰࢪࡦͷੳ͕Մೳͳσʔλج൫Ͱ͋Δ͜ͱ wඞཁͱ͢Δೳྗ42-ɺ#*πʔϧɺදܭࢉπʔϧ w͍͠σʔλੳσʔλΞφϦετσʔλΤϯδχΞɹɹɹɹ ʹґཔ͢Δ wʰΤΫηϧ͕ਆπʔϧʱͰ͋ͬͯͳ͍ɻɹɹɹɹɹɹɹɹ ʢࢪࡦͷ༗ޮੑஅ͕Ͱ͖Εྑ͍ʣ ϓϩμΫτΦʔφʔσΟϨΫλʔΤϯδχΞʢࢪࡦ୲ʣ ʹͱͬͯͷσʔλΣΞϋεͱɺ
ελʔτΞοϓʹ͓͚Δ%8)ͱᶄ σʔλΞφϦετσʔλαΠΤϯςΟετ ʹͱͬͯͷσʔλΣΞϋεͱɺ wΤϯδχΞϦϯάͷٕज़ελοΫ͕ෆཁͰ͋Δ͜ͱɹɹɹɹɹɹɹ δϣϒεέδϡʔϥࢄσʔλॲཧϑϨʔϜϫʔΫΛɹɹɹɹɹ ಁաతʹͯ͠Πϯϑϥ࣮ߦج൫Λۃྗҙࣝͤ͞ͳ͍ wجຊతʹ42-ͷΈͰੳՄೳͰ͋Δ͜ͱɹɹɹɹɹɹɹɹ ଟ૬ߏͷதؒςʔϒϧෆཁͰ͋Δ͜ͱ͕·͍͠ wΠϯϑϥΛҙࣝ͠ͳ͍ͰੳՄೳͱͳΔ͜ͱɹɹɹɹɹɹɹɹɹɹ 3FETIJGU5SFBTVSF%BUBͳͲΛࢦ͢
wཧը໘ΛಠࣗͰ։ൃ͢Δඞཁ͕ແ͍͜ͱɹɹɹɹɹɹɹɹɹɹɹɹ 3FEBTI.FUBCBTFΛར༻͠ʰπʔϧʹཁٻΛ߹ΘͤΔʱɹɹ πʔϧͰຬͨͤͳ͍ཁٻΉΛಘͣࣗલͰߏங͢Δ w)BEPPQΫϥελͳͲͷΠϯϑϥߏங͢Δඞཁ͕ແ͍͜ͱɹɹɹ 5SFBTVSF%BUBɺ%BUBCSJDLTͳͲͷ4BB4Λར༻͢Δɹɹɹɹɹ ػցֶशΤϯδϯϏϧτΠϯ͞ΕͨΛબͿ wΠϯϑϥϩάج൫ΛՄೳͳݶΓ4BB4#BB4ʹͤΔ ελʔτΞοϓʹ͓͚Δ%8)ͱᶅ σʔλΤϯδχΞػցֶशΤϯδχΞ ʹͱͬͯͷσʔλΣΞϋεͱɺ
ελʔτΞοϓʹ͓͚Δ%8)ͱ ݶΒΕͨϦιʔεͷதͰग़དྷΔ͜ͱݶΒΕ͍ͯΔɻ ϦʔϯελʔτΞοϓᐌ͘ɺʰՄೳͳݶΓখ͘͞࡞Δɻʱ ͢ͳΘͪɺʰग़དྷΔ͚ͩ࡞Βͳ͍ɻʱ ՄೳͳݶΓɾָʹ࡞Γ ՄೳͳݶΓɾখ͘͞࡞Γ ՄೳͳݶΓɾૣ͘͏
ʰग़དྷΔ͚ͩ࡞Βͳ͍͜ͱʱ͕ɺ ϦιʔεͷޮԽΛଅ͠ҙࢥܾఆΛՃ͢Δɻ ɾଵଦɿ࠷খݶͷίετͰੳՄೳʹ ɾؾɿͲͷΑ͏ͳσʔλଈ࣌ੳՄೳʹ ɾၗຫɿ୭Ͱੳج൫Λࣗ༝ʹ͑ΔΑ͏ʹ ϓϩάϥϚʔࡾେඒಙ ελʔτΞοϓʹ͓͚Δ%8)ͱ
ʰग़དྷΔ͚ͩ࡞Βͳ͍ʱ ɹσʔλΣΞϋεઃܭʹ͍ͭͯ
σʔλΣΞϋεུ֓ਤ "1*αʔό ࠂޮՌଌఆ Πϕϯτܭଌ ՄࢹԽ 3&45"1* %8)
4JOHMF4PVSDFPG5SVUI The state of your whole application is stored in
an object tree within a single store. by redux. w ΞϓϦέʔγϣϯͷঢ়ଶҰݩཧ͞ΕΔ͖Ͱ ͋Δ w Ϗοάσʔλʹ͓͍ͯɺҰͭͷॴʹूͯ͠ݕ ࡧՄೳͱ͢Δ͖Ͱ͋Δ w ݱ࣮తʹاۀͷσʔλ༷ʑͳܗͰଘࡏ͓ͯ͠ Γ݁߹͢Δ͜ͱ͍͠
σʔλΣΞϋεͷઃܭࢥ wશ৬͕ࣗྗͰσʔλΛऔΓग़ͤΔΑ͏ɺੳͷෑډΛప ఈతʹԼ͛ͯฏқͳ42-ͰੳՄೳͱ͢Δ wҰͭͷσʔλιʔεͰݕࡧՄೳͱ͢Δʢ4405ʣ w༧ΊͻͳܗͱͳΔ,1*ͷՄࢹԽάϥϑΛେྔʹ࡞Γɺɹɹɹɹɹ ࢀߟͱͳΔ42-͕େྔʹ͋Δঢ়ଶʹ͢Δɹɹɹɹɹɹɹɹɹɹ ඇΤϯδχΞͷϝϯόʔʹσʔλੳΛ֮͑ͯΒ͏ αϯϓϧίʔυίʔυεχϖοτڧྗͳڭҭࡐྉ
σʔλΣΞϋεͷσʔλϑϩʔ σʔλΛ্ྲྀ͔ΒԼྲྀʹ͔͚ͯ୯ํσʔλϑϩʔͰৠཹ͍ͯ͠Δ ɹ্ྲྀʢ45% ΑΓੜϩάʹ͍ۙ࠶ར༻Մೳͳσʔλ Լྲྀ 5%3FETIJGU ूܭࡁΈσʔλػցֶशͷ݁ՌͳͲ ɹͨͩ͠Ұ෦ྫ֎͋ΔʢػցֶशϞσϧͳͲ͕֘ʣ 3&45
֤ετϨʔδͷׂͱΫΤϦํ๏ ΞϓϦશσʔλΛूͯ͠όοΫΞοϓ͞ΕΔσʔλϨΠΫ େྔσʔλͰൃߦසͷ͍ΫΤϦʹݶఆͯ͠ɺ "UIFOBͰΫΤϦՄೳʹ͍ͯ͠Δʢ+40/1BSRVFUʣ ݪଇͱͯ͠4405ͱͳΔΑ͏ʹઃܭ͞ΕͨσʔλΣΞϋε ੜϩάͱ࠶ར༻ՄೳͳཻͱͳΔதؒςʔϒϧ͕อ͞ΕΔ ʢ3FEBTI͔ΒXJUI۟Λଟ༻͢ΔΫΤϦ͕࣮ߦ͞ΕΔʣ 4QBSLΛར༻ͨ͠ෳࡶͳूܭࡁΈςʔϒϧ͕อ͞ΕΔσʔλϚʔτ 42-͚ͩͰ͘Έ্͛Δ͜ͱ͕͍͠ूܭ݁Ռ͕อଘ͞ΕΔ ʢ3FEBTI͔Βجຊతʹ+0*/͕ແ͍ΫΤϦ͕ൃߦ͞ΕΔʣ
4 5SFBTVSF%BUB 3FETIJGU
࡞Βͳ͍ੳج൫Λ࣮ݱ͢ΔͨΊʹ ԿΛ࡞͔ͬͨ ΞϓϦ,1*ΛՄࢹԽ͢ΔμογϡϘʔυ42-ɺ1ZUIPO ΫΤϦɿ μογϡϘʔυɿ தؒςʔϒϧΛੜ͢Δδϣϒͷཧɺதؒςʔϒϧੜ༻ͷ42- EJHϑΝΠϧɿ 42-ϑΝΠϧɿ
4QBSLΛૢ࡞͢ΔϊʔτϒοΫɺ4DBMBɺ1ZUIPOɺ.-ɺ42- 3FEBTI͔Βجຊతʹ+0*/͕ແ͍ΫΤϦ͕ൃߦ͞ΕΔ ίϚϯυɿ 3FEBTI
࡞Βͳ͍ੳج൫Λ࣮ݱ͢ΔͨΊʹ ԿΛ࡞͔ͬͨ ʰग़དྷΔ͚ͩ࡞Βͳ͍ʱσʔλΣΞϋεͰ࡞ΒΕͨɺ 3FEBTIEJHEBHEBUBCSJDLTͷʹू͞ΕΔ ɾଵଦɿ࠷খݶͷίετͰੳՄೳʹ ɾؾɿͲͷΑ͏ͳσʔλଈ࣌ੳՄೳʹ ɾၗຫɿ୭Ͱੳج൫Λࣗ༝ʹ͑ΔΑ͏ʹ ϓϩάϥϚʔࡾେඒಙ
·ͱΊ
w ࠷খͷͰ࠷େͷޮՌΛൃش͢ΔͨΊʹɺɹɹɹɹɹɹɹɹɹ ඞཁͱͳΔ࡞ۀΛݶఆͯ͠࡞Βͳ͍બͱ࡞ΔूதΛૂ͏ w σʔλͷҰݩཧʢ4405ʣΛຬͨ͢͜ͱΛ࠷ॏཁͱҙࣝ͠ɺɹɹɹɹ σʔλΣΞϋεͷσʔλϑϩʔΛઃܭ͢Δ w %8)ΞʔΩςΫτͱͯ͠ɺϓϩμΫτʹؔΘΔϝϯόʔશһ͕ɹ σʔλΛݩʹͨ͠ࢪࡦΛߟ͑ͯࣗͰ͖ΔڥΛఏڙ͢Δ ·ͱΊ
ಈըΛ௨ͯ͡ ੈքΛͬͱָ͘͠ ͬͱॆ࣮ͨ͠ຖʹ ΤϯδχΞ શ৬छੵۃ࠾༻தʂ https://corp.every.tv/recruits
͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠