Dappsを支えるオラクル

Transcript

1. %BQQTΛࢧ͑Δ
   ΦϥΫϧ Gunosy ৽نࣄۀ෦ Πϯλʔϯ @ryoidong
2. ࣗݾ঺հ 3ZPUB
   ,PKJNB
   !SZPJEPOH
  (VOPTZ
   ৽نࣄۀ෦Πϯλʔϯ
    4'$̏೥
    %BQQTͷٕज़Ϗδωεௐࠪ
    &Y7J.&5
   σΟϨΫλʔ
3. ΞδΣϯμ ɾͦ΋ͦ΋ΦϥΫϧͱ͸
   ɾ%BQQTͷͨΊͷΦϥΫϧιϦϡʔγϣϯ
4. ΦϥΫϧͱ͸
5. ਆୗ
6. ྫɿ༧ଌࢢ৔
   ʮࠓ೔ͷ࿡ຊ໦ͷఱؾ͕੖ΕͰ͋ΕΔ͔൱͔ʯ
   ͰεϚʔτίϯτϥΫτΛ࣮ߦ͢Δ
7. ֎෦ͷ"1*΍ηϯαʔσʔλͳͲ
   Πϯλʔωοτ্ͷσʔλΛ༻͍ͨ
   εϚʔτίϯτϥΫτΛ࡞੒͍ͨ͠
8. ͔͠͠
9. ϒϩοΫνΣʔϯͰ͸ωοτϫʔΫ಺Ͱ
   ίϯηϯαεΛऔΔͨΊɺ
   ࣮ߦຖʹมΘΔཚ਺ͳͲෆ࣮֬ͳσʔλΛѻ͑ͳ͍ ܾ·ͬͨσʔλΛ
   νΣʔϯ಺ʹ఻͑Δखஈ͕ඞཁ
10. ΦϥΫϧ
11. ͞·͟·ͳνΣʔϯ֎ͷιʔε͔ΒσʔλΛऔΓग़͠ɺ
    εϚʔτίϯτϥΫτʹͦͷσʔλΛ౉͢΋ͷɻ
    ΦϥΫϧͱ͸ɺʮσʔλΩϟϦΞʯͰ͋Δɻ
12. ͨͩ͠ʜ ֎෦͔Β౉͞Εͨσʔλʹ͍ͭͯɺ
    ਖ਼͠͞ͷίϯηϯαεΛऔΔ͜ͱ͕೉͍͠
    ˠ
    ͋ΔओମΛ৴པ͢ΔʮूݖܕΦϥΫϧʯ
    ˠ
    ৴པͳ͠ʹ߹ҙ͢Δʮ෼ࢄܕΦϥΫϧʯ
13. ͨͩ͠ʜ ֎෦͔Β౉͞Εͨσʔλʹ͍ͭͯɺ
    ਖ਼͠͞ͷίϯηϯαεΛऔΔ͜ͱ͕೉͍͠
    ˠ
    ͋ΔओମΛ৴པ͢ΔʮूݖܕΦϥΫϧʯ
    ˠ
    ৴པͳ͠ʹ߹ҙ͢Δʮ෼ࢄܕΦϥΫϧʯ ࣮༻తʹ͸΄΅ͪ͜Β͕࢖ΘΕ͍ͯΔ ˞෼ࢄܕΦϥΫϧ͸ӡӦͷΠϯηϯςΟϒઃܭ͕೉͘͠ɺݱࡏӡ༻͞Ε͍ͯΔ΋ͷ͕΄΅ͳ͍
14. %BQQTͰ
    ΦϥΫϧΛ࢖͏
    ιϦϡʔγϣϯ
15. 3FBMJUZ
    ,FZT ҝସϨʔτɺ҉߸௨՟औҾɺ'SFFCBTFͷΦʔϓϯσΟϨΫτϦͳ Ͳͷσʔλιʔε͔Βɺࢦఆ೔࣌ʹ͓͚Δࣄ࣮ͷਅِ൑ఆΛߦ͑Δ جຊແྉͷαʔϏεɻ
    ࣄ࣮ʹରͯ͠ɺʮ:FTʯʮ/Pʯͷͭͷ&$%4"҉߸伴ϖΞΛੜ੒ ͠ɺਖ਼͍͠ํͷൿີ伴͕ެ։͞ΕΔ࢓૊Έɻ
    IUUQTXXXSFBMJUZLFZTDPN
16. 3FBMJUZ
    ,FZT :FT
    QVCMJD@LFZ /0
    1VCMJD@LFZ :FT
    QSJWBUF@LFZ /0
    QSJWBUF@LFZ ʮ͕ऴΘΔ࣌఺Ͱͷ#5$ͷՁ͕֨ສԁΛ௒͍͑ͯΔ͔ʁʯ ֎෦σʔλιʔε "1*Ͱࣗಈతʹ
    ࢦఆ೔࣌ͷࣄ࣮Λ֬ೝ
17. 3FBMJUZ
    ,FZT :FT
    QVCMJD@LFZ /0
    1VCMJD@LFZ :FT
    QSJWBUF@LFZ /0
    QSJWBUF@LFZ ʮ͕ऴΘΔ࣌఺Ͱͷ#5$ͷՁ͕֨ສԁΛ௒͍͑ͯΔ͔ʁʯ ֎෦σʔλιʔε ެ։͞Εͳ͍ ਖ਼͍͠ํͷ݁Ռͷ
    ൿີ伴͕ࣗಈͰެ։͞ΕΔ ˞"1*Ͱऔಘ͞Εͨࣄ࣮͕ؒҧ͍ͬͯΔͱߟ͑Δ৔߹ɺ
    ༗ྉͰ3FBMJUZ,FZTͷਓؒʹ࠶֬ೝΛґཔͰ͖Δɻ
18. 3FBMJUZ
    ,FZT
    1SPT$POT  #JUDPJOͰ΋3FBMJUZ
    ,FZTΛ༻͍ͨτϥϯβΫγϣϯ͕ͭ͘ ΕΔɻ
 ྫɿIUUQTHJUIVCDPNSFBMJUZLFZTSFBMJUZLFZTFYBNQMFTCMPCNBTUFS SFBMJUZLFZTEFNPQZ
  ೝূہͱ͔ͯ͠ͳΓूݖత
     ެ։͞Ε͍ͯΔҰ෦ͷ"1*ʹ৘ใऔಘ͕ݶΒΕ͍ͯΔ
19. 0SBDMJ[F  &UISFVNͳͲͷϒϩοΫνΣʔϯʹσʔλΛτϥϯβΫγϣ ϯʹྲྀ͠ࠐΉܗͷΦϥΫϧɻ
     ैྔ՝੍ۚ
     1SPPG4IJFMEͰσʔλऔಘͷਖ਼౰ੑΛΦϯνΣʔϯͰ֬ೝͰ ͖Δ࢓૊Έ͕࣮૷͞Ε͍ͯΔɻʢݱࡏςετωοτͷΈʣ
    IUUQXXXPSBDMJ[FJU
20. εϚʔτίϯτϥΫτ 0SBDMJ[F ֎෦σʔλιʔε σʔλΛ&UISFVNͷ
    τϥϯβΫγϣϯʹೖΕɺ
 @@DBMMCBDLΛ࣮ߦͯ͠஋Λ௨஌ σʔλιʔε͔Β
    PSBDMJ[F͕σʔλΛड͚औΔ PSBDMJ[Fʹ
    ֎෦ͷ৘ใऔಘΛґཔ σʔλιʔε΁
    औಘϦΫΤετΛߦ͏
21. 0SBDMJ[F
    
    TPMJEJUZ
    DPEF ίʔϧόοΫ ݺͼग़͠
22. 0SBDMJ[F
    1SPT$POT  ࣮૷͕؆୯
     0SBDMJ[Fͦͷ΋ͷͷίϯτϥΫτ͕ެ։͞Ε͍ͯΔ
     σʔλͷਖ਼౰ੑΛݕূ͢Δ࢓૊Έ͕͋Δɻ
  جຊతʹ͸ύϒϦοΫνΣʔϯ༻ͷαʔϏεͳͷͰɺ
 ػີσʔλͳͲΛऔΓѻ͏͜ͱ͕೉͍͠ɻ
23. ͦͷଞͷΦϥΫϧίϯηϓτ  $IBJO-JOL
 ʮ"
    'VMMZ
    %FDFOUSBMJ[FE
    0SBDMF
    /FUXPSLʯΛᨳ͏ΦϥΫϧɻ
 Ϣʔβʔ͸ɺ$IBJO-JOL্ͷෳ਺ͷΦϥΫϧϊʔυΛΦϥΫϧͷධ൑ͳͲ͔Βબ୒ ͠ɺϊʔυͷճ౴Λฏ४Խ͍ͯ͘͠ίϯηϓτɻʢਖ਼ࣜϦϦʔε͍ͯ͠ͳ͍ʣ
  (OPTJT
 ݱࡏ͸0SBDMJ[FͳͲͷDFOUMJ[FΦϥΫϧΛத৺ʹ࣮૷༧ఆ͕ͩɺ
 &5)Λ༻͍ͯ݁Ռʹର͢ΔҟٞͷνϟϨϯδ 6MUJNBUF
    0SBDMF Λ͢Δ͜ͱ ͕Ͱ͖Δɺ෼ࢄܕΦϥΫϧͷίϯηϓτͳͲ΋༧ఆ͞Ε͍ͯͨɻ

24. ·ͱΊ  ΦϥΫϧ͸νΣʔϯ֎ͷσʔλΛνΣʔϯʹ౉͢΋ͷ
     ݱঢ়͸0SBDMJ[F͕࢖͍΍͘͢ɺσϑΝΫτײ
     ͔͠͠ɺͲΕ΋ࠜຊతʹ͸ूݖܕͳͷͰɺ
 ෼ࢄܕͷίϯηϓτ͸·ͩ͜Ε͔Βʹظ଴