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Rails6新機能 複数DB対応について
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Yusuke Yasuo
October 09, 2019
Programming
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Rails6新機能 複数DB対応について
Yusuke Yasuo
October 09, 2019
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Transcript
3BJMT৽ػೳෳ%#ରԠʹ͍ͭͯ ҆ඌ༑༎!EFMZגࣜձࣾαʔόʔαΠυΤϯδχΞ ʲγϡʔϚΠʳ5FDI-FBE&OHJOFFS͔Β࠷৽ٕज़Λֶʂ3BJMTฤºTUBUJPO
ࣗݾհ w҆ඌ༑༎ wॴଐ wEFMZגࣜձࣾαʔόʔαΠυΤϯδχΞ wܦྺ w/55ˠίϩϓϥˠελʔτΞοϓYˠEFMZ wझຯ wΞχϝɺݒਨɺϑοταϧɺҭࣇɺྉཧ
͡Ίʹ wࠓ͢͜ͱ wϚελʔεϨʔϒߏͷෳ%#ʹ͍ͭͯ wΫϥγϧͷෳ%#ͷΈʹ͍ͭͯ w3BJMTͷෳ%#ʹ͍ͭͯ wࠓ͞ͳ͍͜ͱ wγϟʔσΟϯάʹ͍ͭͯ wςετʹ͍ͭͯ w࣮ӡ༻ʹؔ͢Δ
ΞδΣϯμ wෳ%#ʢϚελʔεϨʔϒߏʣ͕ඞཁͳཧ༝ wΫϥγϧͰͷෳ%#ʹଓ͢ΔΈ w3BJMTͷෳ%#ʹ͍ͭͯ
ΞδΣϯμ wෳ%#ʢϚελʔεϨʔϒߏʣ͕ඞཁͳཧ༝ wΫϥγϧͰͷෳ%#Ͱଓ͢ΔΈ w3BJMTͷෳ%#ʹ͍ͭͯ
ϚελʔεϨʔϒߏͱʁ wσʔλͷߋ৽ϚελʔͰͷΈߦ͏ wεϨʔϒϚελʔͷෳͱͯ͠ػೳ͢Δ wεϨʔϒࢀরܥόοΫΞοϓͱͯ͠͏
ϚελʔεϨʔϒߏ͕ඞཁͳཧ༝ wෛՙରࡦόοΫΞοϓͷͨΊʹར༻͢Δ wεϨʔϒΛ૿ͤΔ wࢀরॲཧೳྗΛ֦ுͰ͖Δ
ΞδΣϯμ wෳ%#ʢϚελʔεϨʔϒߏʣ͕ඞཁͳཧ༝ wΫϥγϧͰͷෳ%#ʹଓ͢ΔΈ w3BJMTͷෳ%#ʹ͍ͭͯ
ΫϥγϧͰͷෳ%#ʹଓ͢ΔΈ wΫϥγϧຊମ w.BLBSBͱ͍͏HFNΛར༻ w৽نϓϩδΣΫτYʢۙϦϦʔε༧ఆʣ w3BJMTͷෳ%#ʹ͍ͭͯ
.BLBSBʹ͍ͭͯ wॻࠐΈNBTUFSɺࢀরTMBWF w5SBOTBDUJPOɺඵҎʹNBTUFSʹଓ͕͋Ε ࢀরNBTUFS https://github.com/taskrabbit/makara
ΞδΣϯμ wෳ%#ʢϚελʔεϨʔϒߏʣ͕ඞཁͳཧ༝ wΫϥγϧͰͷෳ%#ʹଓ͢ΔΈ w3BJMTͷෳ%#ʹ͍ͭͯ
Ͱ͖Δ͜ͱ wෳͷʮQSJNBSZʯσʔλϕʔεͱɺͦΕͧΕʹର Ԡ͢ΔͭͷʮSFQMJDBʯ wϞσϧͰͷίωΫγϣϯࣗಈΓସ͑ w)551WFSCۙͷॻ͖ࠐΈʹԠͨ͡QSJNBSZͱ SFQMJDBͷࣗಈεϫοϓ wϚϧνϓϧσʔλϕʔεͷ࡞ɺআɺϚΠάϨʔ γϣϯɺΓͱΓΛߦ͏3BJMTλεΫ
Ͱ͖ͳ͍͜ͱ wγϟʔσΟϯάʢTIBSEJOHʣ wΫϥελΛӽ͑Δ+0*/ wSFQMJDBͷϩʔυόϥϯγϯά wϚϧνϓϧσʔλϕʔεͷεΩʔϚΩϟογϡͷμ ϯϓ
ηοτΞοϓ https://railsguides.jp/active_record_multiple_databases.html EBUBCBTFZNM BQQMJDBUJPO@SFDPSESC˞ܧঝݩʹॻ͔ͳ͍ͱίωΫγϣϯ͕૿Ճ͢ΔͷͰҙ
.JHSBUJPO https://railsguides.jp/active_record_multiple_databases.html
ίωΫγϣϯࣗಈΓସ͑༗ޮԽ https://railsguides.jp/active_record_multiple_databases.html w)551ϝιου͕HFUͷ߹SFBEFS QPTUQBUDIEFMFUFͷ߹XSJUFS wHFUͰߋ৽Λ͢Δࡍʹ໌ࣔతʹXSJUFSʹଓ͢ΔΑ ͏ʹॻ͘ඞཁ͕͋ΔͷͰҙ wߋ৽ޙඵҎશͯXSJUFSʹܨ͕Δ
ίωΫγϣϯखಈΓସ͑ https://railsguides.jp/active_record_multiple_databases.html
·ͱΊ wࠓͷͱ͜ΖγϯϓϧͰ͍͍͢Πϝʔδ w։ൃதʹىͬͨ͜ͱͯ͠HFUϝιουͷ"1* Ͱߋ৽ॲཧΛͨ࣌͘͠Β͍ w࣮ӡ༻͕࢝·ͬͯϋϚͬͨ͜ͱͳͲ͋Ε·ͨൃද ͍ͨ͠ wTXJUDIQPJOUͱࣅ͍ͯΔͱ͍͏ฉ͍ͨͷͰൺ ֱͯ͠Έ͍ͨ
ΫϥγϧʹؔΘΔΤϯδχΞืूத https://speakerdeck.com/tsubotax/dely