サービスへの影響を抑えてデータベースの移行を実施したはなし Aurora MySQL -> Cloud SQL

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1. αʔϏε΁ͷӨڹΛ཈͑ͯ
   σʔλϕʔεͷҠߦΛ࣮ࢪ
   ͨ͠͸ͳ͠
   "VSPSB.Z42-$MPVE42-
   @kimihiro_n
   

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2. 2
   ࣗݾ঺հ
   +9௨৴ࣾγχΞΤϯδχΞ
   l ೥ೖࣾ
   l ϦεΫ৘ใऩू4BB4ʮ'"45"-&35ʯ
   l 1ZUIPOɺ(PͰόοΫΤϯυ୲౰
   l Πϯϑϥઐ໳Ͱ͸ͳ͍
   झຯ
   l ϩʔυόΠΫ
   l ͓ֆ͔͖
   l ΞʔΫφΠπ
   kimihiro_n
   

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3. 3
   ニュースアプリも作ってます
   

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4. "84"VSPSB
   ͔Β
   $MPVE42-
   ΁ͷ͓Ҿͬӽ͠
   

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5. 5
   "VSPSBˠ$MPVE42-
   "NB[PO"VSPSB.Z42-
   l "84ͷϚωʔδυͳ3%#
   l .Z42-ޓ׵
   l ετϨʔδϨΠϠͰͷߴ଎ͳϨϓϦέʔγϣϯ
   $MPVE42-GPS.Z42-
   l (PPHMF$MPVEͷϚωʔδυͳ3%#
   l ελϯμʔυͳ.Z42-
   

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6. 6
   2ͳͥҾͬӽ͢ͷ͔
   l "େਓͷࣄ৘
   l τʔλϧͰΈͨͱ͖ͷίετ
   l ར༻έʔεʹڧ͘ґଘ͢ΔͷͰҰ֓ʹ҆͘ͳΔ
   Θ͚Ͱ͸ͳ͍Ͱ͢
   l ࠓճ͸Ҡߦίετ͔͚ͯ΋ར͕͋Δͱͷ൑அ
   l #JH2VFSZͱͷ࿈ܞͱͷ͠΍͢͞
   l ϚϧνϦʔδϣϯߏ੒ͷͱΓ΍͢͞
   

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7. Ҡߦલͷߏ੒
   Writer Reader Reader
   Service 1 Service 2 Service 3
   Aurora クラスタ
   別リージョン
   AWS VPC
   

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8. 8
   Ҡߦલͷߏ੒
   l %#ɺར༻αʔϏε͸ಉ͡71$಺ʹ഑ஔ
   l ୆ͷ"VSPSBΫϥελΛෳ਺ͷαʔϏεͰڞ༗
   l σʔλϕʔε͝ͱʹߏங͢Δͱߴ͍ͷͰڞ༻
   l 8SJUFSɺ3FBEFSͷ࢖͍෼͚
   l 3FBEFSͷ୆਺͸ॊೈʹมߋՄೳ
   l ผϦʔδϣϯͷϗοτελϯόΠ
   l େن໛ࡂ֐࣌΁ͷඋ͑
   

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9. Ҡߦޙʹ໨ࢦ͢ߏ੒
   Writer Reader Reader
   Service 1 Service 2 Service 3
   CloudSQL
   別リージョン
   AWS VPC
   Google Cloud VPC
   VPN
   

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10. 10
    Ҡߦޙʹ໨ࢦ͢ߏ੒
    l $MPVE42-Λ(PPHMF$MPVEͷ71$಺ʹ഑ஔ
    l 71$ؒΛ71/Ͱ઀ଓ͠૬ޓ௨৴Ͱ͖ΔΑ͏ʹ
    l 4FSWJDF͸"84ଆ͔Β%#ʹΞΫηε
    l ॱ࣍αʔϏε΋(PPHMF$MPVE΁Ҿͬӽ͠
    
    l %#ͷߏ੒͸"VSPSBͷͱ͖ͱ͍͍ͩͨଗ͑Δ
    l ผϦʔδϣϯͷϗοτελϯόΠ΋༻ҙ
    

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11. Ҡߦͷ՝୊
    

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12. 12
    σʔλϕʔεҠߦͷ՝୊
    l ҠߦલޙͰσʔλͷ੔߹ੑΛͲ͏อ͔ͭ
    l աڈ෼ؚΊͯσʔλΛ׬શͳܗͰҠߦ͍ͨ͠
    l ੾Γସ͑લޙͰܽଛ΍ෆ੔߹ͷൃੜΛ๷͍͗ͨ
    l Ҡߦதͷμ΢ϯλΠϜΛͲ͏཈͑Δ͔
    l ΞϓϦέʔγϣϯ͸৽چͲͪΒ͔ͷ%#Λࢀর
    l Ҡߦ࡞ۀதͷαʔϏεӨڹΛ཈͍͑ͨ
    Old New
    

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13. 13
    σʔλϕʔεҠߦͷํ਑ᶃ
    l ҠߦલޙͰσʔλͷ੔߹ੑΛͲ͏อ͔ͭ
    l $MPVE42-ଆʹϨϓϦΧΛߏங
    l .Z42-ͷϨϓϦέʔγϣϯػೳͰಉظ
    l 3FBEFSΠϯελϯεͱͯ͠ѻ͑ΔΑ͏ʹ
    l ੾Γସ͑࣌ʹ$MPVE42-ଆΛ8SJUFS΁ঢ֨
    l ͜ͷͱ͖ॻ͖ࠐΈΛҰ࣌ఀࢭ͠ෆ੔߹Λ๷͙
    

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14. 14
    σʔλϕʔεҠߦͷํ਑ᶄ
    l Ҡߦதͷμ΢ϯλΠϜΛͲ͏཈͑Δ͔
    l ׬શແఀࢭ͸໨ࢦ͞ͳ͍͜ͱʹ
    l ແఀࢭ͸೉қ౓΋޻਺΋௓Ͷ্͕ΔͷͰɺ
    μ΢ϯλΠϜΛۃྗ཈͑Δํ਑ͰҠߦ
    l ސ٬प஌ͯ͠ϝϯςφϯε࣌ؒΛ֬อ
    l ॻ͖ࠐΈఀࢭಡΈࠐΈఀࢭ
    l ఀࢭ͢Δ৔߹΋ʮಡΈࠐΈ͚ͩ͸ੜ͖͍ͯΔʯ
    ঢ়ଶΛ༏ઌ͠ސ٬ͷମײΛଛͳΘͳ͍Α͏ʹ
    l ಡΈࠐΈ͕ੜ͖͍ͯΕ͹ಈ͍͍ͯΔΑ͏ʹݟ͑Δ
    

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15. 15
    σʔλϕʔεҠߦͷํ਑ᶅ
    l ෳ਺ͷαʔϏεͷ%#઀ଓͷ੾Γସ͑
    l Ҡߦ࣌ɺͦΕͧΕͷαʔϏεͰ੾Γସ͕͑ඞཁ
    l શ෦׬ྃ͢Δ·Ͱ৽͍͠%#ʹॻ͖ࠐΈͰ͖ͳ͍
    l Ұ੪ʹ੾Γସ͕͑Ͱ͖Ε͹μ΢ϯλΠϜݮΒͤΔ
    l ˠ%/4Λ࢖ͬͯ઀ଓΛ؅ཧ
    l ಡΈऔΓॻ͖ࠐΈͦΕͧΕυϝΠϯׂΓ౰ͯ
    l %/4Λมߋ͢Ε͹઀ଓ΋੾ΓସΘΔΑ͏ʹ
    l ίωΫγϣϯϓʔϧͷੜଘظؒʹ஫ҙ
    

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16. 16
    "VSPSB$MPVE42-ͷ՝୊
    l ύϑΥʔϚϯεੑೳͷมԽ
    l "VSPSB͸ಠࣗʹ࠷దԽ͞Ε͍ͯΔ
    l ໛ٖ؀ڥͰϕϯνϚʔΫ૸Βͤͯݕূ
    l 3FBEFSΤϯυϙΠϯτ
    l ಡΈऔΓ༻ͷΤϯυϙΠϯτ͕ͳ͍
    l Πϯελϯεʹ*1ϕʔεͰͷΞΫηε
    l 3FBEFSΛ૿΍ͨ͠ͱ͖ࣗಈͰ෼ࢄ͠ͳ͍
    l ΍Δͱͨ͠Β%/4ͷϥ΢ϯυϩϏϯʜʁ
    

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17. Ҡߦ࡞ۀ
    

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18. 18
    Ҡߦखॱ
    "84㲗($ؒͷ71/࡞੒
    $MPVE42-ͰϨϓϦΧΛ࡞੒
    ಡΈऔΓૢ࡞Λ$MPVE42-ʹҠߦ
    ϨϓϦέʔγϣϯΛऴྃͯ͠8SJUFSʹ
    ॻ͖ࠐΈૢ࡞Λ$MPVE42-ʹҠߦ
    ผϦʔδϣϯʹϨϓϦΧ࡞੒
    "VSPSBଆ͓ย෇͚
    

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19. Service 3
    खॱϨϓϦΧͷ࡞੒
    Writer Reader
    Service 1
    AWS VPC
    Service 3
    Writer Reader
    Service 1
    AWS VPC
    Reader
    GC VPC
    移⾏前 レプリカ作成後
    

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20. 20
    खॱϨϓϦΧͷ࡞੒
    ($1ଆͰϨϓϦέʔγϣϯΛ࡞Δ
    l .Z42-ͷμϯϓΛͱͬͯ%#࡞੒
    l ϨϓϦέʔγϣϯͷઃఆΛͯ͠ಉظ։࢝
    l ࣮ࡍ΍Ζ͏ͱ͢Δͱ݁ߏͳखؒ
    %BUBCBTF.JHSBUJPO4FSWJDF %.4
    
    Λར༻͢Δ͜ͱʹ
    IUUQTDMPVEHPPHMFDPNEBUBCBTFNJHSBUJPO IMKB
    

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21. 21
    %BUBCBTF.JHSBUJPO
    4FSWJDF
    l (PPHMF$MPVE͕ఏڙ͍ͯ͠Δ%.4
    l .Z42-ɺ1PTUHSF42-ରԠ
    l ϨϓϦΧͷ࡞੒͔ΒɺҠߦ࣌ͷ੾Γ཭͠ૢ
    ࡞·ͰΛ൒ࣗಈԽͯ͘͠Ε͍ͯΔ
    l ҟͳΔछผɺόʔδϣϯͷҠߦ΋αϙʔτ
    l 3%4ɺ"VSPSB͔ΒϨϓϦΧΛ࡞Δ࣌͸
    Ұ࣌తͳॻ͖ࠐΈఀࢭ͕࣌ؒඞཁ
    

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22. खॱಡΈऔΓૢ࡞ͷҠߦ
    Service 3
    Writer Reader
    Service 1
    AWS VPC
    Reader
    GC VPC
    前の状態 読み取り移⾏後
    Service 3
    Writer Reader
    Service 1
    Reader
    GC VPC
    AWS VPC
    

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23. 23
    खॱಡΈऔΓૢ࡞ͷҠߦ
    l ࡞ͬͨϨϓϦΧ΁ಡΈऔΓૢ࡞Λ੾Γସ͑
    l த਎͸ಉ͡ͳͷͰαʔϏε΁ͷӨڹͳ͠
    l ૢ࡞͸%/4Λॻ͖׵͑Δ͚ͩ
    l "VSPSBͷಡΈऔΓΤϯυϙΠϯτ $/".&Ϩίʔυ
    
    l ˠ$MPVE42-ͷΠϯελϯε*1 "Ϩίʔυ
    
    l ύϑΥʔϚϯεͳͲ໰୊ͳ͍͜ͱΛ֬ೝ
    l ͳʹ͔͋Ε͹͙͢໭ͤΔΑ͏ʹ
    

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24. खॱॻ͖ࠐΈͷҠߦ
    AWS VPC
    前の状態 書き込み移⾏後
    Service 3
    Writer
    Service 1
    Writer
    GC VPC
    AWS VPC
    Service 3
    Writer Reader
    Service 1
    Reader
    GC VPC
    Reader
    

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25. 25
    खॱॻ͖ࠐΈૢ࡞ͷҠߦ
    l $MPVE42-ʹಡΈॻ͖ͱ΋Ҡߦ
    l %.4ͷ౎߹্·ͩϨϓϦΧ͸࡞Εͳ͍
    l ̍୆Ͱࡹ͚ΔΑ͏ڧΊͷεϖοΫʹ͓ͯ͘͠
    l %.4ͰϓϩϞʔτૢ࡞
    l ϓϩϞʔτΛ࣮ࢪ͢Δͱԡ͢ͱϨϓϦέʔγϣϯ͕
    ऴྃ͠ॻ͖ࠐΈՄೳͳঢ়ଶʹ
    l ͜ͷͱ͖਺෼ͷॻ͖ࠐΈఀࢭ͕࣌ؒൃੜ
    l ॻ͖ࠐΈՄೳʹͳͬͨΒαʔϏεଆ΋੾Γସ͑
    

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26. खॱϨϓϦΧ࡞੒ย෇͚
    AWS VPC
    前の状態 移⾏完了
    Service 3
    Service 1
    Writer
    GC VPC
    Service 3
    Writer
    Service 1
    Writer
    GC VPC
    Reader
    AWS VPC
    Reader
    

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27. 27
    खॱϨϓϦΧ࡞੒ย෇͚
    l ϨϓϦΧΛ࡞੒ͯ͠ಡΈࠐΈΛมߋ
    l ϓϩϞʔτޙ͸௨ৗͷ$MPVE42-ʹͳΔ
    l ϝΠϯͷϦʔδϣϯͱϗοτελϯόΠ༻ʹผ
    ϦʔδϣϯͰϨϓϦΧΛ࡞੒
    l Πϯελϯεͷ*1͕ݟ͑ͨΒ%/4ॻ͖׵͑ͯಡ
    ΈࠐΈΛ੾Γସ͑
    l "VSPSBΛย෇͚ͯ׬ྃ
    l ා͍ͷͰ̍िؒ͘Β͍༷ࢠΈ͔ͯΒ࡟আ͠·ͨ͠
    

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28. 28
    Ҡߦͯ͠Έͯ
    l %.4ɺ%/4ͷ׆༻Ͱগͳ͍μ΢ϯλ
    ΠϜͰҠߦ͕׬ྃͰ͖ͨ
    l ̑෼ఔ౓ͷॻ͖ࠐΈͷఀࢭY̎ճ
    l ਺ඵఔ౓ͷಡΈࠐΈఀࢭY̎ճ
    l ੑೳ໘Ͱ΋τϥϒϧͳ͘ҠߦͰ͖ͨ
    l Ҡߦݕ౼࣌ؾ͕͔ΓͳεϩʔΫΤϦ΋͕͋ͬͨ
    ಛʹωοΫʹͳΔ͜ͱͳ͘ಈ͍͍ͯΔ
    l ॻ͖ࠐΈϔϏʔͰͳ͍ͷ͕޾͍͔ͨ͠΋
    

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29. ·ͱΊ
    

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30. 30
    ·ͱΊ
    l "VSPSB͔Β$MPVE42-ʹҠߦͰ͖ͨ
    l μ΢ϯλΠϜΛݮΒ͢޻෉
    l ಡΈࠐΈܥ౷Λۃྗҡ࣋
    l %/4Λར༻ͨ͠ૉૣ͍੾Γସ͑
    l %.4ͷ׆༻
    l खؒͷ͔͔ΔҠߦ࡞ۀΛলྗԽ
    

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31. 31
    ςοΫϒϩά
    l ฐٕࣾज़ϒϩάʹ΋Ҡߦʹؔͯ͠ͷ
    هࣄॻ͍ͯ·͢
    IUUQTUFDIKYQSFTTOFUFOUSZHDQ@EBUBCBTF@NJHSBUJPO
    l ϒϩάͷ಺༰ͦͷ··ൃද͢Δͭ΋ΓͰ͕ͨ͠ɺ
    -5޲͚ʹ·ͱΊ͍ͯͨΒ͍ͩͿத਎͔ΘΓ·ͨ͠
    

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32. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ
    JX PRESS Engineer Guide
    https://engineer-guide.jxpress.net/
    

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