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Bayard - Full Text Search Server in Rust
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Minoru Osuka
January 21, 2020
Technology
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Bayard - Full Text Search Server in Rust
Minoru Osuka
January 21, 2020
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Transcript
#BZBSE %FWFMPQJOH'VMM5FYU4FBSDI4FSWFSJO3VTU
"CPVUNF w 3VTUϏΪφʔ 1SFTFOU w "QBDIF4PGUXBSF'PVOEBUJPOίϛολʔ 1SFTFOU w
.FSDBSJ JODιϑτΣΞΤϯδχΞ 1SFTFOU w :BIPP+BQBO $PSQϚωʔδϟ w ;-BC $PSQιϑτΣΞΤϯδχΞ ˞ग़ w 3POEIVJU$P -UEγχΞίϯαϧλϯτ w 3BLVUFO *ODιϑτΣΞΤϯδχΞ େਢլູ .JOPSV046," @minoru_osuka github.com/mosuka linkedin.com/in/minoru-osuka
#BZBSE
#BZBSE 3VTUͰॻ͔Εͨશจݕࡧαʔό HJUIVCDPNCBZBSETFBSDICBZBSE w ݄͔Β3VTUͰશจݕࡧαʔόͷ։ൃ։࢝ w 1P$ͱ݄ͯ͠ʹϦϦʔε w
Ϟνϕʔγϣϯ
ΠϯϑϥͷਐԽ ίϯςφԾԽɺ,VCFSOFUFTͷීٴ w 4PMS&MBTUJDTFBSDIͷΞʔΩςΫνϟ,VCFSOFUFTొ Ҏલͷઃܭ w ,VCFSOFUFT্ͰطଘͷશจݕࡧαʔόΛӡ༻͢Δͷେม w γϯϓϧͳαʔόΛ։ൃͯ͠ɺ,VCFSOFUFTσϓϩΠͯ͠ Ͳ͏͔ʁ
ϓϩάϥϛϯάݴޠͷशಘ 3VTUͷొ w 1BDLBHFNBOBHFSΤίγεςϜ͕උ͞Εͨ։ ൃݴޠ w ݕࡧΤϯδϯͷΑ͏ͳύϑΥʔϚϯεΛٻΊΒΕΔ ϛυϧΣΞͷ։ൃʹద͍ͯ͠Δ w ৽ͨʹશจݕࡧαʔό࡞ΔͳΒ3VTU
։ൃϙϦγʔ
γϯϓϧ ඞཁ࠷ݶͷػೳͷ࣮ w ػցֶशΛབྷΊͨ-FBSOJOHUP3BOL -53 Ұ୴ε ίʔϓ֎ w ߴͳΫϥελʔػೳআ֎ ,VCFSOFUFTͷػೳΛ
༗ޮʹ͍͍ͨ w Πϛϡʔλϒϧ
$MPVE/BUJWF w 5IFUXFMWFGBDUPSBQQԊͬͯ։ൃ w ίϯςφʔԽ͞ΕɺίϯςφʔΦʔέετϨʔ γϣϯγεςϜ্Ͱಈ͔͢͜ͱΛલఏʹ։ൃ w $/$'$MPVE/BUJWF%FpOJUJPOʹԊͬͯ։ൃ w
ओཁίϯϙʔωϯτ
5BOUJWZ 3VTUͰॻ͔ΕͨશจݕࡧϥΠϒϥϦ HJUIVCDPNUBOUJWZTFBSDIUBOUJWZ w "QBDIF-VDFOFʹӨڹΛड͚͍ͯΔ w ߴͳશจݕࡧϥΠϒϥϦ w ϕϯνϚʔΫ݁Ռ IUUQTUBOUJWZTFBSDIHJUIVCJPCFODI
H31$ 31$ϑϨʔϜϫʔΫ HJUIVCDPNUJLWHSQDST w )551ͱ1SPUPDPM#V⒎FSTΛͬͨϞμϯͳ31$ϑ ϨʔϜϫʔΫ w ϚΠΫϩαʔϏεΞʔΩςΫνϟΛ࠾༻͢ΔγεςϜʹ ͓͍ͯɺैདྷͷ3&45"1*ʹΘͬͯར༻͞Ε࢝Ί͍ͯ Δ
3BGU$POTFOTVT"MHPSJUIN ࢄ߹ҙΞϧΰϦζϜ HJUIVCDPNUJLWSBGUST w Ұ؏ੑͷ͋ΔϨϓϦέʔγϣϯࢄΛ࣮ߦ w ϊʔυނোʹΑΔσʔλഁଛ͕ͳ͍ w ෳϊʔυͰͷσʔλͷෳɺΫϥελใͷಉظ ʹ༻
ΞʔΩςΫνϟ
w 4PMSͱ&MBTUJDTFBSDIͱൺֱ͞ΕΔ͕ΞʔΩςΫνϟ શ͘ҟͳΔ w ΞʔΩςΫνϟ"QBDIF;PP,FFQFSFUDEʹࣅͯ ͍Δ w Ϋϥελ࠷ϊʔυҎ্Ͱߏங
None
ಛ
Small ࣮ߦՄೳͳ୯ҰͷόΠφϦϑΝΠϧ ͨͬͨͷ.# w طଘͷશจݕࡧϥΠϒϥϦʹൺͯඇৗʹখ͍͞ w 4PMS XP+7. .# w
&MBTUJDTFBSDI X+7. .#
%PDLFSJ[FE %PDLFSίϯςφΛఏڙ IVCEPDLFSDPNSFQPTJUPSZEPDLFSCBZBSETFBSDI CBZBSE
Ϋϥελߏͷαϙʔτ w ىಈΦϓγϣϯ͚ͩͰΫϥελΛىಈ
શจݕࡧػೳ w جຊతͳݕࡧΫΤϦΛఏڙ w -VDFOFͷΑ͏ͳΫΤϦγϯλοΫε w ϑΝηοτݕࡧɺൣғݕࡧΛαϙʔτ w
ଟݴޠରԠ ݴޠݻ༗ͷτʔΫφΠβ w "SBCJD $IJOFTF %BOJTI %VUDI &OHMJTI 'JOOJTI
'SFODI (FSNBO (SFFL )VOHBSJBO *UBMJBO /PSXFHJBO 1PSUVHVFTF 3PNBOJBO 3VTTJBO 4QBOJTI 4XFEJTI 5BNJM 5VSLJTI
ࠓޙͷܭը
ຊޠܗଶૉղੳث ,VSPNPKJST HJUIVCDPNGVMNJDPUPOLVSPNPKJST w +BWBͰ࣮͞Ε͍ͯΔຊޠܗଶૉղੳث ,VSPNPKJͷ3VTUҠ২൛ w #BZBSE 5BOUJWZ ͔Βར༻Ͱ͖ΔΑ͏ʹ४උத
*OEFYTIBSEJOH ࢄݕࡧରԠ w ΠϯσοΫεͷϨϓϦέʔγϣϯରԠ ͍ͯ͠Δ͕ɺγϟʔσΟϯάະରԠ w ΑΓେنͳݕࡧΠϯσοΫεΛαʔϏ εͰ͖ΔΑ͏ʹΞʔΩςΫνϟΛ࠶ߟத
,VCFSOFUFT )FMNDIBSU w ΑΓ؆୯ʹ,VCFSOFUFTσϓϩΠͰ͖ ΔΑ͏ʹ)FMNDIBSUTΛఏڙ༧ఆ w
.POJUPSJOH ࢹͷͨΊͷػೳՃ w 1SPNFUIFVTͷϑΥʔϚοτͰγεςϜϝτ ϦΫεΛެ։ w (SBGBOBμογϡϘʔυͷఏڙ w ӡ༻ͷͨΊͷػೳ֦ॆ
ެ։ޙͷڹͱײ
ଟ͘ͷΤϯδχΞʹೝ͞Εͨ • PoCͷެ։ޙ1िؒͰ1,000Ҏ্ͷStarΛ֫ಘ • StarΛ͚ͭͯ͘ΕͨਓͷϓϩϑΟʔϧΛΈΔ ͱRustGoɺC/C++ͷΤϯδχΞ͕ଟ͍ • JavaΤϯδχΞͷԠΠϚΠν
։ൃऀίϛϡχςΟͱͷؔߏங w 1JOH$"1$PNNVOJUZ3FMBUJPOTIJQTͷਓ͕ͱ ͯؾʹೖͬͯ͘Εͯ)BDLFS/FXTߘ w 5BOUJWZͷ։ൃऀͱ1JOH$"1ͷΤϯδχΞͷڠྗ w 044ͷੈքͰ։ൃऀίϛϡχςΟͱͷؔߏ ங͕ͱͯେͩͱ௧ײ
3VTUJT"XFTPNF w $BSHPͱͯڧྗͳ1BDLBHF.BOBHFS w ΤίγεςϜ͕ॆ࣮ w DSBUFTJPʹ༗༻ͳDSBUF͕ࢁ w ࢥͬͨҎ্ʹ։ൃ͔ͬͨ͢͠
/FFEZPVSGFFECBDL w ͜ͷϓϩδΣΫτ࢝·͔ͬͨΓ w ίϯτϦϏϡʔλগͳ͍ ͬͨײΛ͓ฉ͔͍ͤͩ͘͞