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ͯͳϒϩάνʔϜͰͷ ಇ͖ํ )BUFOB&OHJOFFS4FNJOBS JE:BB.BB
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ࣗݾհ JE:BB.BB ৽ଔ ͯͳϒϩάνʔϜ ओʹݸਓϢʔβʔ͚ͷ։ൃΛ͍ͯ͠·͢
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ࣄͰ͏ͷ 1FSM ϒϩάຊମͷαʔόʔαΠυ (P ϒϩάपลαʔϏεʢͯͳϒϩάλάͳͲʣͷαʔόʔαΠυ +BWB4DSJQU 5ZQF4DSJQU ओʹϑϩϯτΤϯυ
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͢͜ͱ ೖࣾͯͬͨ͠தͰҰ൪େมͩͬͨλεΫʹ͍ͭͯ ɾͲ͏ͬͯਐΊ͍͔ͯͬͨ ɾͲ͏͍͏͕͔͋ͬͨ͠͞ ɾࣦഊͨ͜͠ͱͳͲ
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λεΫͷ༰ ϒϩάهࣄʹషΓ͚ΒΕͨը૾ͷதͰɺ (PPHMFϑΥτ͔ΒషΓ͚ΒΕͨը૾͕ ӾཡͰ͖ͳ͘ͳͬͯ͠·ͬͨͷͰɺ ͦΕΒΛͯͳϑΥτϥΠϑʹҠߦ͢Δ (PPHMFϑΥτ(PPHMFͷը૾ϗεςΟϯάαʔϏε ͯͳϑΥτϥΠϑͯͳ͕։ൃ͍ͯ͠Δը૾ϗεςΟϯάαʔϏε
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λεΫͷ༰
ཱྀߦʹߦͬͨͱ͖ͷࣸਅͰ͢ɻ
ϑΥτϥΠϑ 63-ͷ ϑΝΠϧ໊Λ खֻ͔Γʹ ը૾Λ୳͢ ϑΥτϥΠϑͷ 63-ʹॻ͖͑ (PPHMFϑΥτ औಘͨ͠ը૾σʔλΛ Ξοϓϩʔυ
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ܭը
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ܭը Ҡߦͷඞཁ͕͋Δը૾63-Λચ͍ग़͢ ը૾σʔλΛ63-͔ΒऔಘͰ͖Δͷͱ Ͱ͖ͳ͍ͷʹબผ औಘͰ͖Δ Ͱ͖ͳ͍ Ϣʔβʔʹ(PPHMFೝূͯ͠Βͬͯɺ (PPHMFϑΥτͷ"1*Λͬͯ ը૾Λ୳ͯ͠औಘ
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ܭը औಘͨ͠ը૾σʔλΛ ϢʔβʔͷϑΥτϥΠϑʹΞοϓϩʔυ هࣄͷը૾63-Λ ϑΥτϥΠϑͰͷ63-ʹஔ͖͍͑ͯ͘
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ܭը ը૾ͷใΛೖΕΔ%#ςʔϒϧ܈ͷઃܭ id original_url ⋯ status xxxxxx https://… ⋯ initial id image_id entry_id exists xxxxxx xxxxxx xxxxxx TRUE id image_id s3_url xxxxxx xxxxxx https://… ը૾ هࣄͱը૾ͷ Ϛοϐϯά (PPHMFϑΥτͷ "1*͔Βऔಘͨ͠ը૾
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ܭը ܭըΛཱͯͨΒҰ୴ϨϏϡʔͯ͠Β͏ ɾσΟϨΫλʔ ϢʔβʔʹͲΕ͘Β͍ͷखؒΛ͔͚ͤͯ͞͠·͏͔ͳͲ૬ஊ ɾϝϯλʔΤϯδχΞ ٕज़తͳ෦ͷيಓमਖ਼ ے͕ѱ͍͜ͱɾඇޮͳ͜ͱΛ͠Α͏ͱ͍ͯ͠ͳ͍͔
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ଞ৬छͱͷ࿈ܞ ϢʔβʔೝূͷҊը໘ σβΠφʔͱ૬ஊ͠ͳ͕ΒڞಉͰը໘Λ࡞͍ͬͯ͘ɻ Ͳ͜ʹ௨Λஔ͔͘ͱ͔͠߹͏ɻ ࠂɾϔϧϓϖʔδ ༷ૢ࡞ํ๏Λ·ͱΊ͔ͯΒɺฤूͷํʹݪߘΛ͓ئ͍͢Δɻ ٬؍తͳࢹͰΘ͔ΓͮΒ͍ͱ͜ΖΛิͯ͠Β͏ɻ
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՝ͱରॲ
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ϑϩʔ͕ෳࡶ ॳظঢ়ଶ 63-͔Β ը૾औಘޭ 63-͔Β ը૾औಘࣦഊ Ϣʔβʔͷ (PPHMFೝূ "1*Ͱ ը૾Λ୳͠த ը૾Λ୳͢ͷʹ ࣦഊ ީิ͕ू·ͬͨ ީิ͔Β ߜΓࠐΊͳ͍ ީิ͔Β ҰͭʹಛఆͰ͖ͨ ϑΥτϥΠϑʹ Ξοϓϩʔυத Ξοϓϩʔυ ࣦഊ Ξοϓϩʔυ ྃ هࣄͷॻ͖͑ ྃ هࣄͷॻ͖͑ ࣦഊ ঢ়ଶΛચ͍ग़͢ͷ͕େม
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ϑϩʔ͕ෳࡶ ͦΕͰߟྀෆͩͬͨ ɾҠߦ͍ͯ͠Δ్தʹϢʔβʔ͕ୀձͯ͠͠·ͬͨΒʁ ɾҠߦ͍ͯ͠Δ్தʹϢʔβʔ͕ࣗͰҠߦରͷը૾Λॻ͖͑ͨΒʁ ɾϢʔβʔ͕ೝূ͢Δ(PPHMFΞΧϯτΛؒҧ͍͑ͯͯɺ ผͷΞΧϯτͰೝূ͔ͨͬͨ͠͠Βʁ
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ϑϩʔͷߟྀෆͷରԠ Ϣʔβʔͷ (PPHMFೝূ "1*Ͱ ը૾Λ୳͠த ը૾Λ୳͢ͷʹ ࣦഊ ީิ͕ू·ͬͨ ީิ͔Β ߜΓࠐΊͳ͍ ෳճϢʔβʔೝূ Ͱ͖ΔΑ͏ʹ ީิ͔Β ҰͭʹಛఆͰ͖ͨ ϑϩʔΛՃ هࣄฤूͷλΠϛϯάͰɺ (PPHMFϑΥτ͔ΒషΓ͚ΒΕͨը૾͕͍ͬͯΔ͔ΛνΣοΫ͢Δ ॲཧΛՃ
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ίʔυϨϏϡʔͯ͠Β͏ͷ͕େม ͳΔ͘ϨϏϡʔ͍͢͠Α͏ʹ13Λখ͚ʹ͢Δ͚Ͳɺ ͦ͏͢Δͱݸʑͷ13ͷతҐஔ͚͕Θ͔ΓͮΒ͍ ࡉΕͷ13ͷ༷ࢠ
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ίʔυϨϏϡʔͯ͠Β͏ͷ͕େม ϨϏϡϫʔϥϯυϩϏϯͰܾ·ΔͷͰɺ 13ͷܦҢจ຺Βͳ͍
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ίʔυϨϏϡʔͯ͠Β͏ͷ͕େม ɾը૾Ͳ͏͍͏ঢ়ଶΛͱΓ͏Δͷ͔ ɾ͜ͷ13ͰͲͷঢ়ଶͷը૾ΛͲͷঢ়ଶʹ͍͖͍࣋ͬͯͨͷ͔ ɾͦΕશମͷఔͷͲͷ͋ͨΓʹҐஔ͢Δͷ͔ Λຖճઆ໌
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ྔ͕ଟ͍ ը૾ͷ͕ͻͨ͢Βଟͯ͘ɺ શͯͷॲཧʹ͕͔͔࣌ؒΔ
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ྔ͕ଟ͍ ϒϩάຊମͷδϣϒΩϡʔϫʔΧʔͷ ෛ୲Λߟ͑ͣʹɺಠཱͯ͠Ұؾʹ࣮ߦͰ͖Δ ॳظঢ়ଶ 63-͔Β ը૾औಘޭ 63-͔Β ը૾औಘࣦഊ Ϣʔβʔͷ (PPHMFೝূ "1*Ͱ ը૾Λ୳͠த ը૾Λ୳͢ͷʹ ࣦഊ ީิ͕ू·ͬͨ ީิ͔Β ߜΓࠐΊͳ͍ ީิ͔Β ҰͭʹಛఆͰ͖ͨ ϑΥτϥΠϑʹ Ξοϓϩʔυத Ξοϓϩʔυ ࣦഊ Ξοϓϩʔυ ྃ هࣄͷॻ͖͑ ྃ هࣄͷॻ͖͑ ࣦഊ ϢʔβʔೝূҎલͷॲཧ Ұؾʹͬͯ͠·͑Δ &$4ͰཱͯͨίϯςφΛͬͯߦͬͨ
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ྔ͕ଟ͍ (PPHMFϑΥτͷ"1*Λݺͼग़͢ճ͕ଟ͘ͳΔ ը૾σʔλΛ୳ͨ͢Ίͷ"1*ίʔϧ Ϣʔβʔͷʹൺྫͯ͠ଟ͘ͳΔͷͰɺ ͷ੍ݶճʹ͙ͨͬͯ͢͠·͏ɻ ॳظঢ়ଶ 63-͔Β ը૾औಘޭ 63-͔Β ը૾औಘࣦഊ Ϣʔβʔͷ (PPHMFೝূ "1*Ͱ ը૾Λ୳͠த ը૾Λ୳͢ͷʹ ࣦഊ ީิ͕ू·ͬͨ ީิ͔Β ߜΓࠐΊͳ͍ ީิ͔Β ҰͭʹಛఆͰ͖ͨ ϑΥτϥΠϑʹ Ξοϓϩʔυத Ξοϓϩʔυ ࣦഊ Ξοϓϩʔυ ྃ هࣄͷॻ͖͑ ྃ هࣄͷॻ͖͑ ࣦഊ ͜͜
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ྔ͕ଟ͍ ɾ"1*ݺͼग़͠ճ੍ݶͷ؇Λਃ ɾຖ্ݶʹͨΔ·Ͱݺͼग़ͯ͠ɺ ্ݶʹͨͬͨΒΓ࣍ͷҎ߱ʹճ͢
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ਐḿ֬ೝ ์ஔ͍ͯͨ͠Βগͣͭ͠ॲཧ͕ਐΜͰ͍͘λΠϓͷ λεΫͳͷͰɺਐḿ֬ೝ͕େม SELECT COUNT(*) FROM image WHERE status = ‘…’; ͋ΔظؒͰͷਪҠΛάϥϑͰݟ͍ͨ .BDLFSFMͷग़൪ ͦΕͧΕͷঢ়ଶͷը૾͕ͲΕ͘Β͍͋Δͷ͔֬ೝ͍͚ͨ͠Ͳɺ ຖճ͜Μͳ͜ͱˣͨ͘͠ͳ͍
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ͯͳͷαʔόʔࢹαʔϏε ه͍ͨ͠ΛαʔϏεϝτϦοΫ ͱͯ͠ఆظతʹ.BDLFSFMʹ ϙετ͢Δ ࠓճͳΒɺͦΕͧΕͷঢ়ଶͷ ը૾ͷຕ উखʹάϥϑԽͯ͘͠ΕΔ ਐḿ֬ೝ
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.BDLFSFMͰμογϡϘʔυΛ࡞ͬͯຬ͍͚ͯͨ͠ΕͲʜ ผͷλεΫΛ͍ͬͯͨΒͪ͜Βͷॲཧ͕ ࢭ·ͬͯ͠·͍ͬͯͨ ࢭ·͍ͬͯΔͷʹ ؾ͚ͮΔΈ͕ඞཁ ਐḿ֬ೝ
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.BDLFSFMͷʮࣜʹΑΔࢹʯ͕͑Δ UJNF4IJGU EJ⒎ ͳͲͷؔΛͬͯ ҰఆظؒͰͲΕ͘Β͍ਐΜ͔ͩΛԽ ͦΕ͕ҰఆҎԼʹͳͬͨΒΞϥʔτΛग़͢ ਐḿ֬ೝ diff( timeShift( ○○, 7d ), ○○ ) ࣜࢹͷྫ
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ࣦഊͨ͜͠ͱ
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ࣦഊͨ͜͠ͱ ݟੵΓ (PPHMFϑΥτͷ"1*ʹ͝ͱʹճ੍ݶ͕͋Δ ͦΕΛ͘ݟ͍ͯͨͷͰݟੵΓݟҧ͍ʹͳͬͯ͠·ͬͨ
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ࣦഊͨ͜͠ͱ δϣϒೖ͗͢͠ δϣϒΩϡʔ DSPOδϣϒ ϒϩάͷ ΞϓϦέʔγϣϯ ϫʔΧʔ ϫʔΧʔ ϫʔΧʔ ͍Ζ͍Ζͳछྨͷ δϣϒ͕ू·Δ ͜͜
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ࣦഊͨ͜͠ͱ δϣϒೖ͗͢͠ δϣϒΩϡʔ͕ͲΕ͘Β͍Ͱࡹ͚Δ͔͋·ΓΘ͔ͬͯͳͯ͘ δϣϒΛೖΕ͗͢Δ ϒϩάͷଞͷδϣϒʹӨڹ ɾ༧ߘ ɾهࣄߘޙͷॲཧɹɹͳͲ
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ࣦഊͨ͜͠ͱ use constant { JOB_COUNT = 20 }; σϓϩΠ͠ͳ͍ͱมߋͰ͖ͳ͍ ཧը໘ͱ͔Ͱαοͱ มߋͰ͖ΔΑ͏ʹ͢Δ ճʹೖΕΔδϣϒͷ ద༻ ࡹ͚۩߹ʹΑͬͯௐͰ͖Δ
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ֶΜͩ͜ͱ
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ෳࡶͳλεΫ͔ͩΒͦ͜આ໌ஸೡʹ ϨϏϡϫʔʹ13ͷతҐஔ͚͕ͮͪΌΜͱΘΔͱɺ ߟྀ࿙ΕͷࢦఠɺΑΓΑ͍ํ๏ͷఏҊ Λͯ͠Β͑Δ͜ͱ͕͋Δ
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ͯͳϒϩάͰѻ͏σʔλͷେ͖͞Λ࣮ײ ԿΛ͢Δʹ͕͔͔ͯ࣌ؒ͠ΔͷͰɺ ಠཱͯ͠ฒߦॲཧͰ͖Δ෦͢Δͷ͕େࣄ
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طଘͷهࣄΛकΔ͜ͱ͕େ Ϣʔβʔͷࢿ࢈Ͱ͋ΔهࣄΛյ͞ͳ͍Α͏ʹ͢Δͷ͕ ࠷༏ઌ
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Ҏ্Ͱ͢