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3VCZ%BUB
 $VSSFOUBOE'VUVSF ,FOUB.VSBUB 4QFFF*OD RubyData Tokyo Meetup 2018

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RubyData Tokyo Meetup 2018 TFMGJOUSPEVDUJPO ˖ ,FOUB.VSBUB ˖ 'VMMUJNF3VCZDPNNJUUFSBU4QFFF*OD ˖ TFMGHFNT ˖ QZDBMMSC NYOFUSC FOVNFSBCMFTUBUJTUJDT CJHEFDJNBM ˖ *OUFSFTUFEJO ˖ "QBDIF"SSPX +VMJB FUD ˖ )PCCZ ˖ .BUIFNBUJDT 1IZTJDT $BNFSB FUD

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RubyData Tokyo Meetup 2018 3VCZךر٦ة؟؎ؒ ٝأ㼎䘔ך植朐

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RubyData Tokyo Meetup 2018 ת׆כ植㹋ך然钠ַ׵

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RubyData Tokyo Meetup 2018 ת׌ر٦ة؟؎ؒٝأד⢪ ִ׷״ֲחכז׏גזְ

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RubyData Tokyo Meetup 2018 ד׮ծ䎃ַ׵嫰ץ׷הծ 䋞劄ָהג׮㢳ֻג嚂׃ְ

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RubyData Tokyo Meetup 2018 䎃כ猘ָ3VCZדر٦ة؟ ؎ؒٝأ׾ׅ׷׋׭ך麣Ⱗ׾⡲ ׶㨣׭׋䎃

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RubyData Tokyo Meetup 2018 䎃⟃⵸ ˖ 䎃➿/"SSBZ 〢ְ倯 ծHOVQMPUךٓحػ٦זו ˖ 䎃갦4DJ3VCZ /.BUSJYזו ˖ 䎃갦/VNP/"SSBZךꟚ涪ָ㨣ת׏׋

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RubyData Tokyo Meetup 2018 䎃ך朐屣 ˖ 猘ָ歗⫷鍑匿ך➬✲ד堣唒㷕统ٌرٕ׾⡲׷ֿהח ˖ 1ZUIPOד1*-ծTDJLJUMFBSOծ$IBJOFS׾⢪׏גדֹ ׷״ֲז➬✲ ˖ ׉ך儗挿ד3VCZ欽ך堣唒㷕统ٓ؎ـٓٔ涸ז׮ךכ䎗 א׮㶷㖈׃׋ָծתה׮ח⢪ִ׷׮ךכ搀ַ׏׋ ˖ 歗⫷׾乼⡲ׅ׷׋׭ךٓ؎ـٓٔ׮3.BHJDLֻ׵ְ׃ַ 搀ֻծ1*-ה嫰ץ׷ה䪔ְחְֻ

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RubyData Tokyo Meetup 2018 3VCZךر٦ة؟؎ؒ ٝأ㼎䘔ך㼛勻⫷

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RubyData Tokyo Meetup 2018 ➙䖓3VCZד㨣ת׏ג妜׃ְֿה ˖ "QBDIF"SSPXךꟚ涪פך⿫⸇ה䘔欽 ˖ 1MVSFTךꟚ涪פך⿫⸇ ˖ 3VCZ欽خ٦ٕ׾㟓װׅ ˖ 3VCZ荈⡤ך何葺

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RubyData Tokyo Meetup 2018 "QBDIF"SSPXהכ ˖ 邌䕎䒭ךر٦ة ر٦ةؿٖ٦ي ׾䪔ֲ׋׭ךٓ؎ـٓ ٔ ˖ 鎉铂⚥甧חꟚ涪ׁ׸גְ׷ ˖ 鑫׃ֻכ갭谏ׁ׿ךز٦ؙד

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RubyData Tokyo Meetup 2018 "QBDIF"SSPXה3VCZךꟼ⤘ ˖ 植㖈ך"QBDIF"SSPXכ⚺חر٦ةך⸬桦涸ז❛䳔דⵃ 欽דֹ׷ ˖ "QBDIF"SSPXךꟚ涪ָ鹌׬ה㴍׃ְֿה ˖ ر٦ةؿٖ٦ي乼⡲ָ♧鸐׶䲧ֲה"SSPX׾EBSVך غحؙؒٝسחדֹגծ3VCZד׮QBOEBTך״ֲח⢪ ִ׷ر٦ةؿٖ٦يָ䩛חⰅ׷ ˖ ر٦ة❛䳔ך堣腉׌ֽד׮䘔欽ך〳腉䚍כ֮׷

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RubyData Tokyo Meetup 2018 "QBDIF"SSPXך䘔欽⢽ "DUJWF3FDPSEד
 "QBDIF"SSPX׾⢪ֲ

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RubyData Tokyo Meetup 2018 "3ה"SSPXךꟼ⤘ ˖ "33FTVMUכ3%#ח䫎־׋ؙؒٔך穠卓דծر٦ة圓鸡 כ邌䕎䒭ד֮׷ ˖ "33FTVMUך㹋⡤׾"SSPX5BCMFחדֹ׸לծ㢳ֻך ؝٦س׾"SSPX5BCMFך堣腉ד縧ֹ䳔ִ〳腉ד֮׷ ˖ QMVDL׾⢽חծ׉ך〳腉䚍׾鋅ג׫״ֲ

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RubyData Tokyo Meetup 2018          QMVDLך㹋⡤

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RubyData Tokyo Meetup 2018 ך㹋⡤ך㜥さ     ך㹋⡤      QMVDLך㹋鄲 →columns →rows

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RubyData Tokyo Meetup 2018 "33FMBUJPOך㹋⡤ָ "SSPX5BCMFחז׏׋׵ ˖ MJCNZTRMך3FTVMUַ׵"SSPX5BCMFפך㢌䳔כ$ד넝鸞ח 㹋鄲דֹ׷ ˖ 㼛勻涸חכMJCNZTRMָ湫䱸"SSPX5BCMF׾⡲׷״ֲחז ׷ַ׮׃׸זְ ˖ "33FTVMU׾⡲׷הֹח穠卓׾ꂁ⴨ח㢌䳔ׅ׷䗳銲ָזְ ˖ 㘗ךٍؗأزָ♶銲דծ"SSPX5BCMFUP@B׾ㄎע׌ֽד葺ְ ˖ ٕ٦فהꂁ⴨欰䧭ָ幾׷ךדծ$16הًٌٔך⢪欽ָ幾׷

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RubyData Tokyo Meetup 2018 3VCZה"SSPXךꟼ⤘ ˖ "SSPXָ䕵ח甧א걄㚖ָر٦ة؟؎ؒٝأ׌ֽדכזְ ֿהָⴓַ׏׋ ˖ "SSPXך堣腉ָ㟓ִ׷ֿהד3VCZדדֹ׷ֿהָ㟓ִ ׷׌ֽדזֻծ3VCZך傀㶷ךخ٦ٕך䚍腉תד葺ֻז׷ ˖ 3VCZך㼛勻חה׏ג"SSPXכהג׮ꅾ銲ד֮׷

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RubyData Tokyo Meetup 2018 1MVSFTהכ ˖ 侧⦼ꂁ⴨乼⡲ך׋׭ךٓ؎ـٓٔ ˖ "SSPXך״ֲח鎉铂⚥甧חꟚ涪ׁ׸גְ׷ ˖ 鑫׃ֻכ4BNFFSךز٦ؙד

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RubyData Tokyo Meetup 2018 1MVSFTךꟚ涪פך⿫⸇ ˖ 1MVSFTךHPPEQPJOUT ˖ ׅדח(16ח㼎䘔׃גְ׷ ˖ 荈ⴓ׋׍ 3VCZJTUT ׌ֽד갹䓸׵זֻג葺ְ ˖ "SSPXך״ֲח➭ך鎉铂הر٦ة׾װ׶ה׶׃װְׅ ˖ 倜׃ֻ⡲׷خ٦ٕכ涺1MVSFT׾⵸䲿ח⡲׷ה葺ְך׌ָծ 1MVSFTכת׌FYQFSJNFOUBMQIBTFד֮׷ ˖ כװֻ㹋欽媮ꥡחז׷״ֲח3VCZ歲ַ׵1MVSFT劤⡤ךꟚ涪ח ⿫Ⰵׅ׷➂׾㟓װ׃׋ְ

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RubyData Tokyo Meetup 2018 3VCZ欽خ٦ٕ׾㟓װׅ ˖ 䎃ך⹛ֹ ˖ $VNPךꟚ涪ָ鹌׿ד3FE$IBJOFSָ(16ד׮⹛ְ ׋ ˖ NFOPISVCZָٔٔ٦أׁ׸ג0//9䕎䒭ךٌرٕד 䱿锷דֹ׷״ֲחז׏׋ ˖ (4P$דSVCZQMPUךꟚ涪ָ㨣ת׏׋

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RubyData Tokyo Meetup 2018 3VCZ欽خ٦ٕ׾㟓װׅ ˖ 䎃ח劍䖉׃׋ְֿה ˖ 3VCZ(SBOUךفٗآؙؑز ˖ $IBSUZ 猱鸞ׁ׿ ˖ 3VCZ.BSLEPXO 銮㿊ׁ׿銮歊ׁ׿ ˖ TDJLJUMFBSOך״ֲז堣唒㷕统ٓ؎ـָٓٔ妜׃ְ ˖ 荈ⴓָ妜׃ְ׮ך׾⡲׷➂ָו׿ו׿㟓ִג妜׃ְ

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RubyData Tokyo Meetup 2018 ⡲׷➂׾㟓װׅ鑐׫ ˖ 3FE%BUB5PPMT匌❨ى٦ز،حف ˖ 嫣剢4QFFFٓؐٝآ ֿֿדׅ דꟚ⪵ׁ׸גְ׷ ˖ 3VCZ,BJHJ ˖ 갭谏ׁ׿ָ؝٦س䥪鋵⠓׾Ꟛ⪵׃׋ ˖ 3VCZ,BJHJ ˖ 3VCZ%BUBך8PSLTIPQך単ד؝٦س䥪鋵⠓׾װ׷✮㹀

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RubyData Tokyo Meetup 2018 3VCZ荈⡤ך何葺 ˖ ٔا٦أ盖椚 ˖ ''* ˖ +*5

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RubyData Tokyo Meetup 2018 ٔا٦أ盖椚 ˖ 3VCZדכٔا٦أ盖椚כ($⟣ׇ ˖ .BSL4XFFQ($דכٔا٦أ鍑佝ة؎ىؚٝך稢ְַ ⵖ䖴ָꨇ׃ְ ˖ ⢽(16ًٌٔ׾♶銲חז׏׋ة؎ىؚٝדּׅח鍑 佝׃׋ְ ˖ /4"VUP3FMFBTF1PPMך״ֲז➬穈׫ָ妜׃ְ

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RubyData Tokyo Meetup 2018 ''* ˖ 'JEEMFך何葺 ˖ %SBHPO''*פך㼎䘔 ˖ 鎉铂ـٔحآ

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RubyData Tokyo Meetup 2018 'JEEMFך何葺 ˖ 'JEEMF׾׮׏ה⤑ⵃחׅ׷ ˖ SVCZח䒷鷌׃ג׮׵ְ׋ְ ''*ٖ؎َ٦׾窟♧ׅ ׷׋׭ ˖ 'JEEMFח$"1*׾欰װ׃גծ䭁䓸ٓ؎ـַٓٔ׵'JEEMF ך堣腉׾׶״ֲדֹ׷״ֲח׃׋ְ ˖ ⢽$ךه؎ٝةכ'JEEMF1PJOUFSؔـآؙؑزד⺪ ׿ד䪔ֲהְֲ➬穈׫ד窟♧ׅ׷

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RubyData Tokyo Meetup 2018 %SBHPO''* ˖ %SBHPO''*כ''*ךٖ؎َ׾--7.ד+*5؝ٝػ؎ٕׅ ׷ֿהד넝鸞ז''*׾㹋植׃גְ׷ ˖ %SBHPO''*ך3VCZָ֮׷ה넝鸞זغ؎ٝر؍ؚٝ׾⡲ ׶װֻׅז׷ ˖ 'JEEMF✼䳔"1*׾׮׋ׇ׸לծ'JEEMFך縧ֹ䳔ִה׃ג ⢪ִ׷״ֲחז׏ג⤑ⵃ

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RubyData Tokyo Meetup 2018 鎉铂ـٔحآ ˖ 1ZUIPO⟃㢩ךꅾ銲ז鎉铂הךـٔحآ׮妜׃ְ ˖ +VMJBכ猘ָ׋תח⡲׏גְ׷ָծ♧➂דכזַזַ鹌䯴׃זְ ךד⟗꟦ָק׃ְ ˖ 3הַ4DBMB 4QBSL הַ׮铩ַװ׏גק׃ְ ˖ (SBBM7.♳ד5SVF3VCZה'BTU3׾אז־׷➬穈׫׾⡲׏ ג׷➂כְ׷
 IUUQTHJUIVCDPNSCPUBGPHPHBMBB[ ˖ 猘כ$3VCZדװ׶׋ְ

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RubyData Tokyo Meetup 2018 +*5 ˖ 3VCZך+*5ך剑剣⸂⦪酡כ.+*5 ˖ .+*5כًاحسךㄏ⟀⴨׾$؝٦سח㢌䳔׃ג$؝ٝػ ؎ٓד؝ٝػ؎ٕׅ׷ ˖ 植㖈כㄏ⟀׾׉ך㹋⡤ד֮׷$؝٦سח縧䳔ׅ׷׌ֽ ˖ 'MPBUָWBEETEㄏ⟀ח縧ֹ䳔׻׷׻ֽדכזְ ˖ .+*5הכ殯ז׷倯ぢ䚍׾䭯א+*5׮妜׃ְ

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RubyData Tokyo Meetup 2018 +VTUJEFB ˖ 3VCZַ׵鷄⸇ׁ׸׷3VCZ7."45׾崞欽׃ג如ך״ֲז ➬穈׫ָ⡲׸׉ֲ ˖ /6.#"ٓ؎ؙז--7.׾欽ְ׋+*5؝ٝػ؎ٓ ˖ ًاحسװـٗحؙך劤⡤׾+VMJBח㢌䳔׃ג׃תֲֿהדծ +*5؝ٝػ؎ٕ׾+VMJBח⟣ׇ׷ ˖ --7.זופך⣛㶷׾+VMJBח⚵䫎־דֹ׷ ˖ +VMJBפך㢌䳔ך➬穈׫כSFNPSFWJSUVBM@NPEVMFהְֲ ⵸⢽ָ⿫罋חז׷

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RubyData Tokyo Meetup 2018 ➙䖓3VCZד㨣ת׏ג妜׃ְֿה ˖ "QBDIF"SSPXךꟚ涪פך⿫⸇ה䘔欽 ˖ 1MVSFTךꟚ涪פך⿫⸇ ˖ 3VCZ欽خ٦ٕ׾㟓װׅ ˖ 3VCZ荈⡤ך何葺

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RubyData Tokyo Meetup 2018 鸬窃䩛媮 ˖ 4DJ3VCZTMBDL ˖ IUUQCJUMZKPJOTDJSVCZTMBDL ˖ 3FE%BUB5PPMTHJUUFS ˖ IUUQTHJUUFSJNSFEEBUBUPPMTKB