Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Speaker Deck
PRO
Sign in
Sign up
for free
[JTF2021] 結局インデックスってなんなんですか？/lets-learn-about-b-tree-index
hassaku63
July 18, 2021
Technology
1
870
[JTF2021] 結局インデックスってなんなんですか？/lets-learn-about-b-tree-index
JTF2021 登壇資料。
登壇後記としてレポート記事書きました。
https://blog.serverworks.co.jp/2021/07/19/145409
hassaku63
July 18, 2021
Tweet
Share
More Decks by hassaku63
See All by hassaku63
hassaku63
0
360
hassaku63
1
960
hassaku63
5
2.8k
hassaku63
0
45
Other Decks in Technology
See All in Technology
attakei
0
210
opelab
4
560
line_developers
PRO
0
120
limes2018
0
170
shyaginuma
14
5.1k
flant
0
3.2k
kken78
1
140
task4233
1
130
kawaguti
5
800
emiki
2
220
mito201
0
370
chisaki0120
0
120
Featured
See All Featured
sstephenson
149
12k
lara
26
3.2k
paulrobertlloyd
74
1.6k
scottboms
253
11k
denniskardys
222
120k
chrislema
231
16k
marktimemedia
14
610
erikaheidi
24
4.8k
bryan
35
3.7k
mojombo
364
63k
tanoku
260
24k
productmarketing
10
1k
Transcript
݁ہΠϯσοΫεͬͯͳΜͳΜͰ͔͢ʁ 1PTUHSF42-ͷΈ͔ΒΠϯσοΫεͷཧղΛਂΊΔ +VMZ5FDI'FTUB !IBTTBLV
4QFBLFS IBTTBLV $PSQPSBUF&OHJOFFSBU4FSWFSXPSLT$P -UE 5XJUUFS!IBTTBLV@ (JU)VCIBTTBLV
4QFBLFS w 4UFQ'VODUJPOT -BNCEB w 4FSWFSMFTT'SBNFXPSL w 1ZUIPO w 4BMFTGPSDF
w ۀϑϩʔվળʢόοΫΦϑΟεܥத৺ʣ
ͳͥɺࠓ͜͜ʹ͍Δͷ͔ w ʮશવΘ͔Βͳ͍ɻԶͨͪงғؾͰʢུʣʯঢ়ଶΛগ͠Ͱ͍ͨ͠ w ֓ཁ͘Β͍ͬͯΔͭΓͰ͍Δ͚ΕͲʜ w ৗۀͰ3%#ͱͷ͕গͳ͍ w ͕ࣗࣗʮࠓ͞Βฉ͚ͳ͍ʯͱࢥͬͯΔωλΛΞτϓοτ͔ͨͬͨ͠ w
ಉؔ͡৺Λ࣋ͭਓ͕Կਓ͔͍ΔͷͰʁ w ͋ΘΑ͘ποίϛΛଷ͍ͨ͠ w ৲ʹՐΛ͚ͭͳ͍ͱษڧ͕ਐ·ͳ͍ʜ
͓͢͠Δ͜ͱʗ͠ͳ͍͜ͱ w ͢͜ͱ w ΠϯσοΫεΛར༻͢ΔϞνϕͷ͓͞Β͍ͱɺ#5SFFͷجຊݪཧ w ΠϯσοΫε͕ػೳ͠ͳ͍έʔε w 1PTUHSF42-ͷΠϯσοΫεʗςʔϒϧͷϑΝΠϧߏ w
͞ͳ͍͜ͱ w #5SFFҎ֎ͷΠϯσοΫε w ෳ߹ΠϯσοΫε w +PJO͕བྷΉΫΤϦ w ΫΤϦΦϓςΟϚΠβ
ΠϯσοΫεͷجຊ
ͳͥΠϯσοΫεΛ͏ͷ͔ ʮૣ͘ʯσʔλʹΞΫηε͢Δ
ͳͥΠϯσοΫεΛ͏ͷ͔ ʮૣ͘ʯσʔλʹΞΫηε͢Δ w Կͱൺͯʁ w Ͳ͏ͯ͠ૣ͘ͳΔʁ
ͳͥΠϯσοΫεΛ͏ͷ͔ ʮૣ͘ʯσʔλʹΞΫηε͢Δ w ԿͱൺͯʁɹˠɹϑϧεΩϟϯ w Ͳ͏ͯ͠ૣ͘ͳΔʁɹˠɹΞΫηεͷํ๏
ʮૣ͘ʯͳΔݪཧ JE OBNF BHF TFY BMJDF GFNBMF
CPC GFNBMF DIBSMJF NBMF [PF GFNBMF
ʮૣ͘ʯͳΔݪཧ &YBNQMF6TFDBTF ҙͷϢʔβʔΛJEOBNFͰݕࡧ͍ͨ͠ &YBNQMF6TFDBTF ྸ͕/ࡀະຬͷϢʔβʔΛநग़͍ͨ͠ JE
OBNF BHF TFY BMJDF GFNBMF CPC GFNBMF DIBSMJF NBMF [PF GFNBMF
ʮૣ͘ʯͳΔݪཧ ϑΝΠϧͷ୯७ࠪ ɾ݅ಡΈࠐΜͰɺݕࡧ݅ͱর߹ ɾϨίʔυͷ͚݅ͩ܁Γฦ͢ JE OBNF BHF TFY
BMJDF GFNBMF CPC GFNBMF DIBSMJF NBMF [PF GFNBMF
ʮૣ͘ʯͳΔݪཧ ϑΝΠϧͷ୯७ࠪ ɾ݅ಡΈࠐΜͰɺݕࡧ݅ͱর߹ ɾϨίʔυͷ͚݅ͩ܁Γฦ͢ JE OBNF BHF TFY
BMJDF GFNBMF CPC GFNBMF DIBSMJF NBMF [PF GFNBMF
ʮૣ͘ʯͳΔݪཧ ϑΝΠϧͷ୯७ࠪ ɾ݅ಡΈࠐΜͰɺݕࡧ݅ͱর߹ ɾϨίʔυͷ͚݅ͩ܁Γฦ͢ JE OBNF BHF TFY
BMJDF GFNBMF CPC GFNBMF DIBSMJF NBMF [PF GFNBMF
ʮૣ͘ʯͳΔݪཧ ϑΝΠϧͷ୯७ࠪ ɾ݅ಡΈࠐΜͰɺݕࡧ݅ͱর߹ ɾϨίʔυͷ͚݅ͩ܁Γฦ͢ JE OBNF BHF TFY
BMJDF GFNBMF CPC GFNBMF DIBSMJF NBMF [PF GFNBMF
ʮૣ͘ʯͳΔݪཧ ϑΝΠϧͷ୯७ࠪ ɾ݅ಡΈࠐΜͰɺݕࡧ݅ͱর߹ ɾϨίʔυͷ͚݅ͩ܁Γฦ͢ JE OBNF BHF TFY
BMJDF GFNBMF CPC GFNBMF DIBSMJF NBMF [PF GFNBMF
ʮૣ͘ʯͳΔݪཧ ϑΝΠϧͷ୯७ࠪ ɾ݅ಡΈࠐΜͰɺݕࡧ݅ͱর߹ ɾϨίʔυͷ͚݅ͩ܁Γฦ͢ JE OBNF BHF TFY
BMJDF GFNBMF CPC GFNBMF DIBSMJF NBMF [PF GFNBMF ܭࢉίετ ɾݕࡧɿϨίʔυ/ʹൺྫ͢Δ ɾσʔλՃɿϑΝΠϧͷඌʹ͚͢
ʮૣ͘ʯͳΔݪཧ ࡧҾͷಇ͖Λ͢Δϝλσʔλͷಋೖ ɾݕࡧଐੑͰιʔτࡁΈͷσʔλߏ ɾ࣮σʔλʹର͢ΔϙΠϯλʢϑΝΠϧʹ͓͚Δ ϨίʔυͷόΠτҐஔͷσʔλΛ࣋ͭʣ ɾϝλσʔλΛ্Լ͔ΒڬΈܸͪͯ͠ݕࡧ ɹɾڬΈܸͪͷൣғʹͳͬͨྻͷCZUFP⒎TFU ɹɹΛࢀর࣮ͯ͠σʔλΛݟʹߦ͘ JE
OBNF BHF TFY BMJDF GFNBMF CPC GFNBMF DIBSMJF NBMF [PF GFNBMF BHF CZUFP⒎TFU P⒎TFUPG JE ʜ ʜ ʜ
ʮૣ͘ʯͳΔݪཧ ࡧҾͷಇ͖Λ͢Δϝλσʔλͷಋೖ ɾݕࡧଐੑͰιʔτࡁΈͷσʔλߏ ɾ࣮σʔλʹର͢ΔϙΠϯλʢϑΝΠϧʹ͓͚Δ ϨίʔυͷόΠτҐஔͷσʔλΛ࣋ͭʣ ɾϝλσʔλΛ্Լ͔ΒڬΈܸͪͯ͠ݕࡧ ɹɾڬΈܸͪͷൣғʹͳͬͨྻͷCZUFP⒎TFU ɹɹΛࢀর࣮ͯ͠σʔλΛݟʹߦ͘ JE
OBNF BHF TFY BMJDF GFNBMF CPC GFNBMF DIBSMJF NBMF [PF GFNBMF BHF CZUFP⒎TFU P⒎TFUPG JE ʜ ʜ ʜ
ʮૣ͘ʯͳΔݪཧ JE OBNF BHF TFY BMJDF GFNBMF
CPC GFNBMF DIBSMJF NBMF [PF GFNBMF ܭࢉίετ ɾݕࡧ ɹɾϨίʔυ݅/ʹൺྫʢϑϧεΩϟϯΑΓϚγʣ ɹɾϚον͢ΔϨίʔυ͕ଟ͍߹ɾɾɾʁ ɾσʔλՃɿ ɹɾ࣮σʔλͷϑΝΠϧඌه ɹɾϝλσʔλͷهίετɾɾɾʁ BHF CZUFP⒎TFU P⒎TFUPG JE ʜ ʜ ʜ
ʮૣ͘ʯͳΔݪཧ BHF CZUFP⒎TFU P⒎TFUPG JE ʜ
ʜ ʜ P⒎TFU YYY BHF ͷσʔλ͕Ճ
ʮૣ͘ʯͳΔݪཧ BHF CZUFP⒎TFU P⒎TFUPG JE ʜ
ʜ ʜ P⒎TFU YYY BHF ͱͳΔߦΛ୳͢ BHF ͷσʔλ͕Ճ
ʮૣ͘ʯͳΔݪཧ BHF CZUFP⒎TFU P⒎TFUPG JE ʜ
ʜ ʜ P⒎TFU YYY BHF ͱͳΔߦΛ୳͢ BHF ͷσʔλ͕Ճ σʔλΛૠೖ
ʮૣ͘ʯͳΔݪཧ BHF CZUFP⒎TFU P⒎TFUPG JE ʜ
ʜ ʜ P⒎TFU YYY BHF ͱͳΔߦΛ୳͢ BHF ͷσʔλ͕Ճ σʔλΛૠೖ
ʮૣ͘ʯͳΔݪཧ BHF CZUFP⒎TFU P⒎TFUPG JE ʜ
ʜ ʜ P⒎TFU YYY BHF ͱͳΔߦΛ୳͢ BHF ͷσʔλ͕Ճ σʔλΛૠೖ ॱ൪ʹʮ୳͠ʯͨΒޮѱ͘ͳ͍ʁ ݕࡧʗߋ৽ͷͲͪΒʹӨڹ͕ग़Δ
ʮૣ͘ʯͳΔݪཧ BHF CZUFP⒎TFU P⒎TFUPG JE ʜ
ʜ ʜ P⒎TFU YYY ͍͔ͭ͘ͷϨϯδʹׂ͢Δ͜ͱͰݕࡧΛޮԽ͢Δ ɾݕࡧ͕ʮͲͷϨϯδʹॴଐ͢Δ͔ʯΛௐΔ ɹɾॴଐ͍ͯ͠ͳ͍ϨϯδͷࠪΛলུͰ͖Δ ɹɾϨίʔυΑΓɺϨϯδͷݸͷํ͕Δ͔ʹখ͍͞ FYBNQMF ԯ݅ͷϨίʔυΛԯͣͭݸͷϨϯδʹׂɻ ୯ҰͷͰҰகʢ͋Δ͍ൣғʣݕࡧ͢Δ߹ ˠݸͷϨϯδΛௐΔॲཧ ԯϨίʔυΛௐΔ Ϩϯδ Ϩϯδ Ϩϯδ
ʮૣ͘ʯͳΔݪཧ ͍͔ͭ͘ͷϨϯδʹׂ͢Δ͜ͱͰݕࡧΛޮԽ͢Δ ɾݕࡧ͕ʮͲͷϨϯδʹॴଐ͢Δ͔ʯΛௐΔ ɹɾॴଐ͍ͯ͠ͳ͍ϨϯδͷࠪΛলུͰ͖Δ ɹɾϨίʔυΑΓɺϨϯδͷݸͷํ͕Δ͔ʹখ͍͞ FYBNQMF ԯ݅ͷϨίʔυΛԯͣͭݸͷϨϯδʹׂɻ ୯ҰͷͰҰகʢ͋Δ͍ൣғʣݕࡧ͢Δ߹ ˠݸͷϨϯδΛௐΔॲཧ
ԯϨίʔυΛௐΔ Ϩϯδ Ϩϯδ Ϩϯδ ɾ ɾ ɾ ɾ ɾ ɾ Ϩϯδ ɾ ɾ ɾ ɾ ɾ ɾ
ʮૣ͘ʯͳΔݪཧ ͍͔ͭ͘ͷϨϯδʹׂ͢Δ͜ͱͰݕࡧΛޮԽ͢Δ ɾݕࡧ͕ʮͲͷϨϯδʹॴଐ͢Δ͔ʯΛௐΔ ɹɾॴଐ͍ͯ͠ͳ͍ϨϯδͷࠪΛলུͰ͖Δ ɹɾϨίʔυΑΓɺϨϯδͷݸͷํ͕Δ͔ʹখ͍͞ FYBNQMF ԯ݅ͷϨίʔυΛԯͣͭݸͷϨϯδʹׂɻ ୯ҰͷͰҰகʢ͋Δ͍ൣғʣݕࡧ͢Δ߹ ˠݸͷϨϯδΛௐΔॲཧ
ԯϨίʔυΛௐΔ Ϩϯδ Ϩϯδ Ϩϯδ ɾ ɾ ɾ ɾ ɾ ɾ Ϩϯδ Ϩϯδ Ϩϯδ ɾ ɾ ɾ ɾ ɾ ɾ
ʮૣ͘ʯͳΔݪཧ ͍͔ͭ͘ͷϨϯδʹׂ͢Δ͜ͱͰݕࡧΛޮԽ͢Δ ɾݕࡧ͕ʮͲͷϨϯδʹॴଐ͢Δ͔ʯΛௐΔ ɹɾॴଐ͍ͯ͠ͳ͍ϨϯδͷࠪΛলུͰ͖Δ ɹɾϨίʔυΑΓɺϨϯδͷݸͷํ͕Δ͔ʹখ͍͞ FYBNQMF ԯ݅ͷϨίʔυΛԯͣͭݸͷϨϯδʹׂɻ ୯ҰͷͰҰகʢ͋Δ͍ൣғʣݕࡧ͢Δ߹ ˠݸͷϨϯδΛௐΔॲཧ
ԯϨίʔυΛௐΔ Ϩϯδ Ϩϯδ Ϩϯδ ɾ ɾ ɾ ɾ ɾ ɾ Ϩϯδ Ϩϯδ Ϩϯδ Ϩϯδ ɾ ɾ ɾ ɾ ɾ ɾ
ʮૣ͘ʯͳΔݪཧ ͍͔ͭ͘ͷϨϯδʹׂ͢Δ͜ͱͰݕࡧΛޮԽ͢Δ ɾݕࡧ͕ʮͲͷϨϯδʹॴଐ͢Δ͔ʯΛௐΔ ɹɾॴଐ͍ͯ͠ͳ͍ϨϯδͷࠪΛলུͰ͖Δ ɹɾϨίʔυΑΓɺϨϯδͷݸͷํ͕Δ͔ʹখ͍͞ FYBNQMF ԯ݅ͷϨίʔυΛԯͣͭݸͷϨϯδʹׂɻ ୯ҰͷͰҰகʢ͋Δ͍ൣғʣݕࡧ͢Δ߹ ˠݸͷϨϯδΛௐΔॲཧ
ԯϨίʔυΛௐΔ Ϩϯδ Ϩϯδ Ϩϯδ ɾ ɾ ɾ ɾ ɾ ɾ Ϩϯδ Ϩϯδ Ϩϯδ Ϩϯδ Ϩϯδׂͯ͠ɺଟͷ͔Β ޮΑ͘ݕࡧͰ͖Δߏ ˠ#5SFF ɾ ɾ ɾ ɾ ɾ ɾ
খٳࢭ w ϑϧεΩϟϯͰݕࡧ͢ΔͱɺϨίʔυʹൺྫ͢Δݕࡧίετ͕͔͔Δʢγʔέ ϯγϟϧΞΫηεʣ w ݕࡧ༻ͷʮϝλσʔλʯΛಋೖ͠ɺ࣮σʔλͷݕࡧޮΛ্͢Δ w ݕࡧଐੑͰιʔτࡁΈͰɺରԠ͢Δ࣮σʔλͷϙΠϯλΛ࣋ͭσʔλߏ w ϥϯμϜΞΫηεΛޮ͔ͤΔ͜ͱͰݕࡧޮΛվળ͢Δ
w ϝλσʔλʢΠϯσοΫεʣࣗͷݕࡧޮԽ͢Δඞཁ͕͋Δ w Ϩϯδׂͯ͠ɺߏͷσʔλͱͯ͠ѻ͏ͱݕࡧޮ͕ྑ͍ˠ#5SFF
ʮૣ͘ʯͳΔݪཧʢ࠶ʣ JE OBNF BHF TFY BMJDF GFNBMF
CPC GFNBMF DIBSMJF NBMF [PF GFNBMF ܭࢉίετ ɾݕࡧ ɹɾϨίʔυ݅/ʹൺྫʢϑϧεΩϟϯΑΓϚγʣ ɹɾϚον͢ΔϨίʔυ͕ଟ͍߹ɾɾɾʁ ɾσʔλՃɿ ɹɾ࣮σʔλͷϑΝΠϧඌه ɹɾϝλσʔλͷํɾɾɾʁ BHF CZUFP⒎TFU P⒎TFUPG JE ʜ ʜ ʜ
ΠϯσοΫεΞΫηε JE OBNF BHF TFY BMJDF GFNBMF
CPC GFNBMF DIBSMJF NBMF [PF GFNBMF BHF CZUFP⒎TFU P⒎TFUPG JE P⒎TFUPG JE 2VFSZ lBHF z ΠϯσοΫεϑΝΠϧ σʔλϑΝΠϧ ʢ࣮σʔλʣ
ΠϯσοΫεΞΫηε JE OBNF BHF TFY BMJDF GFNBMF
CPC GFNBMF DIBSMJF NBMF [PF GFNBMF BHF CZUFP⒎TFU P⒎TFUPG JE P⒎TFUPG JE 2VFSZ lBHF z #USFFJOEFYΛݕࡧ
ΠϯσοΫεΞΫηε JE OBNF BHF TFY BMJDF GFNBMF
CPC GFNBMF DIBSMJF NBMF [PF GFNBMF BHF CZUFP⒎TFU P⒎TFUPG JE P⒎TFUPG JE 2VFSZ lBHF z #USFFJOEFYΛݕࡧ ΠϯσοΫε͕ࢦ͢ΦϑηοτͰ ࣮σʔλͷσʔλϑΝΠϧΛࢀর
ΠϯσοΫεΞΫηεϚον͢Δ݁Ռ͕ଟ͍߹ JE OBNF BHF TFY BMJDF GFNBMF
CPC GFNBMF DIBSMJF NBMF [PF GFNBMF BHF CZUFP⒎TFU P⒎TFUPG JE P⒎TFUPG JE 2VFSZ lBHF z
ΠϯσοΫεΞΫηεϚον͢Δ݁Ռ͕ଟ͍߹ JE OBNF BHF TFY BMJDF GFNBMF
CPC GFNBMF DIBSMJF NBMF [PF GFNBMF BHF CZUFP⒎TFU P⒎TFUPG JE P⒎TFUPG JE 2VFSZ lBHF z #USFFJOEFYΛݕࡧ
ΠϯσοΫεΞΫηεϚον͢Δ݁Ռ͕ଟ͍߹ JE OBNF BHF TFY BMJDF GFNBMF
CPC GFNBMF DIBSMJF NBMF [PF GFNBMF BHF CZUFP⒎TFU P⒎TFUPG JE P⒎TFUPG JE 2VFSZ lBHF z #USFFJOEFYΛݕࡧ ɾ ɾ ɾ ΠϯσοΫε͕ࢦ͢ΦϑηοτͰ ࣮σʔλͷσʔλϑΝΠϧΛࢀর ʢϚονͨ͠ճ͚ͩϥϯμϜΞΫηεʣ
ΠϯσοΫεΞΫηεϚον͢Δ݁Ռ͕ଟ͍߹ JE OBNF BHF TFY BMJDF GFNBMF
CPC GFNBMF DIBSMJF NBMF [PF GFNBMF BHF CZUFP⒎TFU P⒎TFUPG JE P⒎TFUPG JE 2VFSZ lBHF z #USFFJOEFYΛݕࡧ ɾ ɾ ɾ ΠϯσοΫε͕ࢦ͢ΦϑηοτͰ ࣮σʔλͷσʔλϑΝΠϧΛࢀর ʢϚονͨ͠ճ͚ͩϥϯμϜΞΫηεʣ ɹϑϧεΩϟϯΑΓޮѱ͘ͳ͍ʁ🤔🤔 ɹ
ΠϯσοΫεΞΫηεϚον͢Δ݁Ռ͕ଟ͍߹ JE OBNF BHF TFY BMJDF GFNBMF
CPC GFNBMF DIBSMJF NBMF [PF GFNBMF BHF CZUFP⒎TFU P⒎TFUPG JE P⒎TFUPG JE 2VFSZ lBHF z #USFFJOEFYΛݕࡧ ɾ ɾ ɾ ΠϯσοΫε͕ࢦ͢ΦϑηοτͰ ࣮σʔλͷσʔλϑΝΠϧΛࢀর ʢϚονͨ͠ճ͚ͩϥϯμϜΞΫηεʣ ɹϑϧεΩϟϯΑΓޮѱ͘ͳ͍ʁ🤔🤔 ɹΠϯσοΫεܦ༝Ͱݟʹߦ͚ͩ͘ɺΉ͠Ζखؒ૿͑ͯΔ
ࡶͳΠϯσοΫεͱΫΤϦʹҙຯແ͠ɺͱ͍͏ ݕࡧ݅Ͱ΄ͱΜͲσʔλΛߜΕ͍ͯͳ͍߹ޮՌ͕ͳ͍ w ؇͍݅ͷΫΤϦ͔ΓΘΕ͍ͯΔʗσʔλͦͷͷͷ͕ภ͍ͬͯΔέʔε w ʮΧʔσΟφϦςΟʯͬͯɺ͜ͷΜͷ w ͷภΓʹؔͯ͠ɺ෦ΠϯσοΫεͷར༻ͰղফͰ͖Δ߹͋Δ ʢFHײછͷཅੑױऀͷݕࡧΛ͍ͨ͠ˠCPPMܕΧϥϜͷཅੑଆͷʹ෦Πϯ σοΫεΛద༻͢Δʣ
w ࣮ࡍʹΫΤϦΦϓςΟϚΠβ͕ʢΠϯσοΫεΞΫηείετ͕ߴ͍ͱஅͯ͠ʣϑ ϧεΩϟϯʹΓସ͑ͨΓ͢Δ
ࡶͳΠϯσοΫεͱΫΤϦʹҙຯແ͠ɺͱ͍͏ w ΠϯσοΫεΛ࡞Ε࡞Δ͚ͩɺߋ৽࣌ͷίετ͕૿͑Δ w ߏͷϊʔυʹ৽͍͠σʔλΛૠೖ͢Δ w ʢϨίʔυ͕૿͑ͯʣͷ֊Λ૿ͨ͘͠ͳͬͨʜ w ۭ͖ྖҬͷআʢ 7"$66.ʣ
1PTUHSF42-ͷΠϯσοΫεͱ σʔλϑΝΠϧͷߏ
🙇🙇🙇ؒʹ߹͍·ͤΜͰͨ͠ ʢ༧ఆͯͨ͠ͷʣ w ςʔϒϧɺΠϯσοΫεͷ0*%ΛௐΔ w 1(%"5"CBTFͷԼΛ୳ݕ w ΠϯσοΫεͷ0*%Λ࣋ͭϑΝΠϧΛIFYEVNQ w ϧʔτϖʔδΛEVNQͯ͠L#ͷϖʔδΛோΊΔ
·ͱΊ
·ͱΊ w ΠϯσοΫεʢ#5SFFʣͷΞΠσΞɺࡧҾͱͳΔϝλσʔλΛՃ͢Δ͜ͱͰσʔλϑΝΠ ϧͷϥϯμϜΞΫηεΛఏڙ͢Δ͜ͱ w ͘͝গྔͷσʔλΛ୳͠ग़͢߹#5SFFΛ༻͍ͨϥϯμϜΞΫηε͕༗ޮʹػೳ͢Δ w औΓग़͢σʔλ͕େྔʹ͋Δ߹ͳͲɺΉ͠ΖϑϧεΩϟϯʢγʔέϯγϟϧΞΫηεʣ ͷํ͕ޮ͕ྑ͍ w
ϝλσʔλࣗͷݕࡧߋ৽͕Ճίετͱͯ͠ൃੜ͢Δ w ιʔτࡁΈͷΛߏͰදݱ͢Δ͜ͱͰੑೳվળ w ར༻ऀଆͰɺޮՌͷͳ͍ΠϯσοΫεɺҙਤͷͳ͍ΠϯσοΫεΛͳΜͱͳ͘Ճ͠ͳ͍ ͜ͱ
ࢀߟจݙ
w (JU)VCQPTUHSFTRMQPTUHSFTRM UBH3&-@@ w 1PTUHSF42-ٕज़จॻ w ෦ߏ͔ΒֶͿ1PTUHSF42-ઃܭɾӡ༻ܭըͷమଇ4PGUXBSF %FTJHOQMVT
hassaku63
attakei
opelab
line_developers
limes2018
shyaginuma
flant
kken78
task4233
kawaguti
emiki
mito201
chisaki0120
sstephenson
lara
paulrobertlloyd
scottboms
denniskardys
chrislema
marktimemedia
erikaheidi
bryan
mojombo
tanoku
productmarketing
