Overview
Chitoro chechikamu inzvimbo yepakati iyo inokombuta, inochengetedza, uye inopa mabhii ekuisa (maficha) anodyiwa nemamodhi ekudzidza muchina. Iripo kuti ive nechokwadi chekuti iwo chaiwo maficha maitiro anoshandiswa panguva yekudzidziswa uye panguva yekufanotaura, kubvisa ine mukurumbira wakashata wekutadza kwemuenzaniso wakanyarara.
Feature Stores inyanzvi yekuvaka inobata mhando yemhando, mutengo wezvivakwa, latency, uye kuvimbika pachiyero.
Deep Dive
Mamodheru haadzidzi kubva kune yakabikwa data; vanodzidza kubva kuzvinhu zvakaita se'avhareji yemutengo wekutenga mumazuva makumi matatu apfuura' kana 'nguva kubva pakupedzisira kupinda.' Pasina chitoro, chimwe timu inoverengera avo vari mupombi yekudzidzira uye imwe inovadzokorodza mukodhi yekugadzira, uye maviri anodonha akaparadzana, dambudziko rinonzi kurovedza-sevhisi skew. Chitoro chinogadzirisa izvi nezvikamu zviviri zvakawiriraniswa: chitoro chisiri pamhepo (dura redata rakabata makore enhoroondo yekudzidziswa) uye chitoro chepamhepo (inokurumidza kiyi-kukosha dhatabhesi inoshumira maficha mumamilliseconds ezvikumbiro zvepamoyo). Ose ari maviri anogarwa neamwechete ficha tsanangudzo. Matimu zvakare anowana katalog yakagovaniswa kuitira kuti maficha akavakirwa modhi imwe aonekwe uye ashandiswezve neimwe, pamwe nekurongeka-mu-nguva iko kunodzivirira netsaona kudzidziswa pane data kubva mune ramangwana.
Technical Insight
Dambudziko rakaomarara rinogadziriswa nechitoro nderekujoinha-mu-nguva. Paunenge uchigadzira seti yekudzidzira, unofanirwa kubatanidza hutsika hwemaficha sezvazvaive panguva yechiitiko chega chega, kwete hunhu hwazvino, kana modhi inodzidza kubva mukudonha kwedata. Feature inochengeterwa timestamp kukosha kwega kwega uye ita se-yekujoinha uchipesana nechitoro chisina Indaneti. Chitoro chepamhepo, kazhinji Redis kana DynamoDB, inobata chete kukosha kwazvino pachinhu kiyi ye sub-10-millisecond lookups panguva yekufungidzira.
Mastering Feature Stores
Chitoro chechikamu inzvimbo yepakati iyo inokombuta, inochengetedza, uye inopa mabhii ekuisa (maficha) anodyiwa nemamodhi ekudzidza muchina. Iripo kuti ive nechokwadi chekuti iwo chaiwo maficha maitiro anoshandiswa panguva yekudzidziswa uye panguva yekufanotaura, kubvisa ine mukurumbira wakashata wekutadza kwemuenzaniso wakanyarara. Feature Stores inyanzvi yekuvaka inobata mhando yemhando, mutengo wezvivakwa, latency, uye kuvimbika pachiyero. Kuti uvake kunzwisisa kwakadzama, bata Feature Stores semuenzaniso wekushandisa, kwete chinhu chimwe chete: tsanangura zvinodiwa, kujekesa fungidziro, uye patsanura izvo zvinogona kuitwa nehurongwa hwakavimbika kubva kune zvichiri kuda kutonga kwenyanzvi.
Mukuita, zvikwata zvakasimba zvinoshandisa Feature Stores inokwenenzvera zvivakwa, data, uye sarudzo dzezvivakwa zvinopesana nekuvimbika uye mutengo. Ivo vanonyora zvakajeka maitiro ebudiriro, bvunzo vachipokana ne data rechokwadi uye mafambiro ebasa, uye iterate zvichibva pane zvakacherechedzwa maitiro ekutadza kwete kuhwina-nguva imwe chete yebhenji. Apa ndipo apo kunzwisisa kwe theoretical kunoshanduka kuve kugona kwakasimba pane chigadzirwa, mutemo, uye mashandiro.
Zvisarudzo zvezvivakwa zvinotyaira kuita uye mutengo wekushandisa kwemakore. Panguva imwecheteyo, Kukwirisa imwe bhenji kunogona kuvanza yakafara system kushaya simba. Nzira yakatsiga ndeyekubatanidza kukurumidza kuyedza nekutonga: mhanyisa vatyairi vendege, tora humbowo, buritsa matanda esarudzo, uye urambe uchivandudza chengetedzo semaitiro emuenzaniso, zvinotarisirwa nemushandisi, uye zvinodikanwa zvekutonga.
Strategic Impact
Zvisarudzo zvezvivakwa zvinotyaira kuita uye mutengo wekushandisa kwemakore.
Zvisarudzo zvezvivakwa zvinotyaira kuita uye mutengo wekushandisa kwemakore. Mukutumirwa kwemhando yepamusoro, izvi zvinoshandurirwa kuita mitemo inoyerwa yekushanda, miganhu yevaridzi, uye tsika dzekudzokorora dzinodzokororwa kuitira kuti zvikwata zvikwire kuvimba pane kukwidza kusajeka.
Dzidzo yehunyanzvi inobatsira zvikwata kusarudza murwi wakakodzera, kwete iwo mutsva chete.
Dzidzo yehunyanzvi inobatsira zvikwata kusarudza murwi wakakodzera, kwete iwo mutsva chete. Mukutumirwa kwemhando yepamusoro, izvi zvinoshandurirwa kuita mitemo inoyerwa yekushanda, miganhu yevaridzi, uye tsika dzekudzokorora dzinodzokororwa kuitira kuti zvikwata zvikwire kuvimba pane kukwidza kusajeka.
Sarudzo dzeinjiniya dziri nani dzinoderedza zviitiko zvekuvimbika mukugadzira.
Sarudzo dzeinjiniya dziri nani dzinoderedza zviitiko zvekuvimbika mukugadzira. Mukutumirwa kwemhando yepamusoro, izvi zvinoshandurirwa kuita mitemo inoyerwa yekushanda, miganhu yevaridzi, uye tsika dzekudzokorora dzinodzokororwa kuitira kuti zvikwata zvikwire kuvimba pane kukwidza kusajeka.
Real-World Implementation
Kambani inobhadhara inochengetedza 24-awa transaction-velocity maficha muchitoro chepamhepo kuitira kuti mhando yekubiridzira kwayo ikwanise kuita swipe mukati me10 milliseconds.
Sevhisi yekutepfenyura inotsanangura 'nguva yekutarisa mazuva manomwe apfuura' kamwe muchitoro, yobva yaishandisa zvakare mukati mekurudziro, churn, uye ad-targeting modhi.
Nzvimbo yekukweretesa inoshandisa point-in-time joins kuvaka data yekudzidziswa, kuve nechokwadi chekuti sarudzo yega yega yechikwereti inongoona maficha anozivikanwa pamberi pesarudzo.
Iyo yekukwira-inokwidza app inoshandisa chaiyo-nguva kuvhiya uye mutyairi-kuwanikwa maficha kubva pakutepfenyura maficha pombi kuenda kune yayo ETA yekufembera modhi.
Maitiro Ekuita
Feature Stores mukuita
Kambani inobhadhara inochengetedza 24-awa transaction-velocity maficha muchitoro chepamhepo kuitira kuti mhando yekubiridzira kwayo ikwanise kuita swipe mukati me10 milliseconds.
Kambani inobhadhara inotenga inotenderedza 24-awa transaction-velocity maficha muchitoro chepamhepo kuitira kuti modhi yayo yekubiridzira ikwanise kurova swipe mukati megumi mamilliseconds Matimu anowanzo kuwana mibairo iri nani kana achinge atsanangura mabindu emhando kumberi, chengetedza nzira yekukwira kwevanhu yemakesi ekumucheto, uye kuteedzera zvese zvakawanikwa zvechigadzirwa uye mutengo wekukanganisa nekufamba kwenguva.
Feature Stores mukuita
Sevhisi yekutepfenyura inotsanangura 'nguva yekutarisa mazuva manomwe apfuura' kamwe muchitoro, yobva yaishandisa zvakare mukati mekurudziro, churn, uye ad-targeting modhi.
Sevhisi yekutepfenyura inotsanangura 'nguva yekutarisa mazuva manomwe' kamwe muchitoro chechinhu, yobva yaishandisa zvakare mukurudziro, churn, uye ad-yakananga modhi Matimu anowanzo kuwana mhedzisiro iri nani kana achinge atsanangura emhando yepamusoro kumberi, chengetedza nzira yekukwira kwevanhu yemakesi emupendero, uye kuteedzera zvese zvakawanikwa zvechigadzirwa uye mutengo wekukanganisa nekufamba kwenguva.
Feature Stores mukuita
Nzvimbo yekukweretesa inoshandisa point-in-time joins kuvaka data yekudzidziswa, kuve nechokwadi chekuti sarudzo yega yega yechikwereti inongoona maficha anozivikanwa pamberi pesarudzo.
Chikuva chekukweretesa chinoshandisa chinongedzo-mu-nguva chinojoinha kuvaka dhata rekudzidziswa, kuve nechokwadi chega chega chechikwereti chinongoona maficha anozivikanwa pamberi pechisarudzo Matimu anowanzo kuwana mibairo iri nani kana achinge atsanangura zvikumbaridzo zvemhando yepamusoro kumberi, chengetedza nzira yekukwira kwevanhu yemakesi emupendero, uye kuteedzera zvese zvakawanikwa zvechigadzirwa uye mutengo wekukanganisa nekufamba kwenguva.
Feature Stores mukuita
Iyo yekukwira-inokwidza app inoshandisa chaiyo-nguva kuvhiya uye mutyairi-kuwanikwa maficha kubva pakutepfenyura maficha pombi kuenda kune yayo ETA yekufembera modhi.
Chirongwa chekukwira-chaicho chinoshandisa chaiyo-nguva yekuvhiya uye mutyairi-kuwanikwa maficha kubva pakutepfenyura ficha kuenda kune yayo ETA yekufembera modhi Matimu anowanzo kuwana mhedzisiro iri nani kana achinge atsanangura emhando yepamusoro kumberi, chengetedza nzira yekukwira kwevanhu yemakesi emupendero, uye kuteedzera zvese zvakawanikwa zvechigadzirwa uye kukanganisa mutengo nekufamba kwenguva.
Njodzi & Guardrails
Kugadzirisa imwe bhenji kunogona kuvanza yakafara system kushaya simba.
Infrastructure uye mari yekugadzirisa inowanzotarisirwa pasi.
Chengetedzo uye kucherechedzwa mapundu anogona kukura sezvo masisitimu anowedzera kuoma.
Implementation Roadmap
Tsanangura latency, mhando, uye mutengo zvinangwa usati waitwa.
Tsanangura latency, mhando, uye mutengo zvinangwa usati waitwa. Bata nhanho yega yega segedhi rehumbowo: kana maitiro asina kusangana, imbomira kuburitsa, vhara gaka, uye wobva wawedzera kushandiswa.
Benchmark pasi pechokwadi mutoro uye data mamiriro.
Benchmark pasi pechokwadi mutoro uye data mamiriro. Bata nhanho yega yega segedhi rehumbowo: kana maitiro asina kusangana, imbomira kuburitsa, vhara gaka, uye wobva wawedzera kushandiswa.
Chishandiso chekutarisa zvikanganiso, kudonha, uye mushandisi maitiro.
Chishandiso chekutarisa zvikanganiso, kudonha, uye mushandisi maitiro. Bata nhanho yega yega segedhi rehumbowo: kana maitiro asina kusangana, imbomira kuburitsa, vhara gaka, uye wobva wawedzera kushandiswa.
Gadzirira nzira dzekudzosera kumashure uye dzezviitiko usati wawedzera.
Gadzirira nzira dzekudzosera kumashure uye dzezviitiko usati wawedzera. Bata nhanho yega yega segedhi rehumbowo: kana maitiro asina kusangana, imbomira kuburitsa, vhara gaka, uye wobva wawedzera kushandiswa.