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Cov tuam txhab tau ntes cov ntaub ntawv ntau dua li qhov lawv vam khom rau nws los qhia txog kev txiav txim siab ua lag luam tseem ceeb, txhim kho cov khoom lag luam, thiab muab kev pabcuam zoo dua rau cov neeg siv khoom.
Nrog kom muaj nuj nqis ntawm cov ntaub ntawv raug tsim los ntawm tus nqi exponential, huab muaj ntau qhov zoo rau kev ua cov ntaub ntawv thiab kev tshuaj xyuas, suav nrog kev ua kom muaj zog, kev cia siab, thiab muaj.
Hauv huab ecosystem, kuj tseem muaj ntau yam cuab yeej thiab thev naus laus zis rau kev ua cov ntaub ntawv thiab kev tshuaj xyuas. Ob hom ntawm cov ntaub ntawv loj khaws cov qauv uas feem ntau siv yog cov ntaub ntawv warehouses thiab cov ntaub ntawv pas dej.
Txawm hais tias siv lub pas dej cov ntaub ntawv tsis txaus siab vim tias koj tsis tuaj yeem nug cov qauv thiab cov ntaub ntawv thaum nws tseem cuam tshuam, kev ua haujlwm cov ntaub ntawv khaws cia rau streaming cov ntaub ntawv khaws cia yog khib nyiab.
Whom huab architecture peb xaiv?
Peb puas yuav tsum xav txog cov tswv yim tshiab rau cov ntaub ntawv lakehouse, los yog peb yuav tsum txaus siab rau lub tsev khaws khoom cov kev txwv lossis cov kev txwv ntawm lub pas dej?
Ib qho tshiab cov ntaub ntawv khaws cia architecture hu ua "cov ntaub ntawv lakehouse" sib txuas cov kev hloov pauv ntawm cov ntaub ntawv pas dej nrog cov ntaub ntawv tswj cov ntaub ntawv khaws cia.
Nkag siab txog ntau txoj hauv kev khaws cov ntaub ntawv loj yog qhov tseem ceeb rau kev tsim cov ntaub ntawv khaws cia cov kav dej rau kev lag luam txawj ntse (BI), cov ntaub ntawv txheeb xyuas, thiab tshuab kev kawm (ML) ua haujlwm, nyob ntawm koj lub tuam txhab xav tau.
Hauv cov ntawv tshaj tawm no, peb yuav saib ze rau Data Warehouse, Data Lake, thiab Data Lakehouse, nrog cov txiaj ntsig, kev txwv nrog rau qhov zoo thiab qhov tsis zoo ntawm lawv. Cia peb pib.
Data Warehouse yog dab tsi?
Lub tsev khaws ntaub ntawv yog ib lub chaw khaws ntaub ntawv hauv nruab nrab siv los ntawm ib lub koom haum los tuav cov ntaub ntawv loj los ntawm ntau qhov chaw. Lub tsev khaws ntaub ntawv cov ntaub ntawv ua raws li lub koom haum ib qho ntawm "cov ntaub ntawv tseeb" thiab yog qhov tseem ceeb rau kev tshaj tawm thiab kev lag luam analytics.
Feem ntau, cov ntaub ntawv warehouses muab cov ntaub ntawv sib txheeb los ntawm ntau qhov chaw, xws li daim ntawv thov, kev lag luam, thiab cov ntaub ntawv hloov pauv, khaws cov ntaub ntawv keeb kwm. Ua ntej yuav thauj mus rau hauv lub tsev khaws khoom, cov ntaub ntawv hloov pauv thiab ntxuav hauv cov ntaub ntawv warehouses kom nws tuaj yeem siv los ua ib qho ntawm cov ntaub ntawv tseeb.
Vim lawv lub peev xwm sai sai muab kev lag luam kev pom los ntawm txhua qhov chaw ntawm lub tuam txhab, cov lag luam nqis peev hauv cov ntaub ntawv warehouses. Nrog rau kev siv cov cuab yeej BI, SQL neeg siv, thiab lwm yam tsis tshua muaj txiaj ntsig (ie, tsis yog cov ntaub ntawv tshawb fawb) cov kev daws teeb meem, cov kws tshuaj lag luam, cov ntaub ntawv engineers, thiab cov neeg txiav txim siab tuaj yeem nkag tau cov ntaub ntawv los ntawm cov ntaub ntawv warehouses.
Nws yog qhov kim los tuav lub tsev khaws khoom nrog cov ntaub ntawv ntau ntxiv, thiab lub tsev khaws ntaub ntawv tsis tuaj yeem ua cov ntaub ntawv nyoos lossis tsis muaj qauv. Tsis tas li ntawd, nws tsis yog qhov kev xaiv zoo tshaj plaws rau cov txheej txheem tshawb xyuas cov ntaub ntawv zoo li kev kawm tshuab lossis kev kwv yees ua qauv.
Lub tsev khaws ntaub ntawv, yog li ntawd, muab cov lus nug sai dua thiab cov ntaub ntawv zoo dua. Google Cov Lus Nug Loj, Amazon Redshift, Azure SQL Data warehouse, thiab Snowflake yog cov kev pabcuam huab uas muaj rau cov tsev khaws ntaub ntawv.
Cov txiaj ntsig ntawm Data Warehouse
- Ua kom muaj kev ua tau zoo thiab ceev ntawm kev lag luam txawj ntse thiab cov ntaub ntawv txheeb xyuas kev ua haujlwm: Cov ntaub ntawv warehouses luv lub sij hawm xav tau rau kev npaj thiab tshuaj xyuas cov ntaub ntawv. Lawv tuaj yeem txuas tau yooj yim rau kev txheeb xyuas cov ntaub ntawv thiab cov cuab yeej ua lag luam kev txawj ntse vim tias cov ntaub ntawv los ntawm cov ntaub ntawv khaws cia muaj kev ntseeg siab thiab zoo ib yam. Tsis tas li ntawd, cov ntaub ntawv warehouses txuag lub sij hawm xav tau rau kev sau cov ntaub ntawv thiab muab cov pab pawg muaj peev xwm siv cov ntaub ntawv rau cov ntaub ntawv, dashboards, thiab lwm yam analytics yuav tsum tau.
- Txhim kho qhov sib xws, qhov zoo, thiab kev ua qauv ntawm cov ntaub ntawv: Cov koom haum sau cov ntaub ntawv los ntawm ntau qhov chaw, suav nrog cov neeg siv, kev muag khoom, thiab cov ntaub ntawv hloov pauv. Lub tuam txhab tuaj yeem tso siab rau cov ntaub ntawv rau kev lag luam uas yuav tsum tau ua vim cov ntaub ntawv warehousing compiles corporate data into a uniform, standardized format that can act as a single source of data truth.
- Txhim khu kev txiav txim siab dav dav: Cov ntaub ntawv khaws cia ua kom yooj yim rau kev txiav txim siab zoo los ntawm kev muab lub khw muag khoom nruab nrab rau cov ntaub ntawv tsis ntev los no thiab qub. Los ntawm kev ua cov ntaub ntawv hauv cov chaw khaws ntaub ntawv kom paub meej meej, cov neeg txiav txim siab tuaj yeem ntsuas qhov txaus ntshai, nkag siab cov neeg siv khoom xav tau, thiab txhim kho cov khoom thiab cov kev pabcuam.
- Muab kev txawj ntse ua lag luam zoo dua: Cov ntaub ntawv warehousing txuas qhov sib txawv ntawm cov ntaub ntawv nyoos loj, uas feem ntau tau sau ua ntu zus raws li qhov tseeb, thiab cov ntaub ntawv curated uas muab kev nkag siab. Lawv ua lub hauv paus rau lub koom haum cov ntaub ntawv khaws cia, ua kom nws teb cov lus nug nyuaj txog nws cov ntaub ntawv thiab siv cov lus teb los txiav txim siab ua lag luam tiv thaiv.
Kev txwv ntawm Data Warehouse
- Tsis muaj ntaub ntawv hloov tau: Thaum cov ntaub ntawv warehouses ua tau zoo ntawm kev tuav cov ntaub ntawv tsim qauv, cov ntaub ntawv ib nrab thiab tsis muaj qauv xws li kev txheeb xyuas cov cav, streaming, thiab cov ntaub ntawv hauv social media tuaj yeem nyuaj rau lawv. Qhov no ua rau pom zoo cov ntaub ntawv warehouses rau kev siv cov ntaub ntawv nrog rau kev kawm tshuab thiab artificial txawj ntse teeb meem.
- Nqi rau nruab thiab tswj: Cov ntaub ntawv warehouses yuav kim rau nruab thiab tswj. Tsis tas li ntawd, cov ntaub ntawv warehouse feem ntau tsis zoo li qub; nws muaj hnub nyoog thiab xav tau kev saib xyuas tas li, uas yog kim.
pros
- Cov ntaub ntawv yog yooj yim mus nrhiav, retrieve, thiab nug.
- Tsuav cov ntaub ntawv twb huv lawm, SQL cov ntaub ntawv npaj yog yooj yim.
cons
- Koj raug yuam kom siv tsuas yog ib tus neeg muag khoom tshuaj ntsuam xyuas xwb.
- Kev txheeb xyuas thiab khaws cov ntaub ntawv tsis tsim nyog lossis ntws yog qhov kim heev.
Data Lake yog dab tsi?
Txhua hom ntaub ntawv tau cog lus thiab ua tau los ntawm cov ntaub ntawv pas dej. Nws yog qhov zoo kom muaj cov ntaub ntawv nyob rau hauv ib qho chaw nkag mus rau hauv nruab nrab thiab muaj rau kev nyeem ntawv.
Lub pas dej cov ntaub ntawv yog qhov chaw nruab nrab, hloov tau yooj yim heev uas qhov ntim loj ntawm cov ntaub ntawv sib koom ua ke thiab cov ntaub ntawv tsis tsim nyog tau khaws cia hauv lawv cov ntaub ntawv tsis tau ua tiav, tsis hloov pauv, thiab tsis muaj ntaub ntawv.
Lub pas dej cov ntaub ntawv siv lub tiaj tiaj tiaj tiaj thiab cov khoom khaws cia hauv nws lub xeev tsis tau ua tiav los khaws cov ntaub ntawv, tsis zoo li cov ntaub ntawv khaws cia, uas txuag cov ntaub ntawv sib txheeb uas yav dhau los tau "huv."
Cov ntaub ntawv pas dej, tsis zoo li cov ntaub ntawv warehouses, uas muaj teeb meem tuav cov ntaub ntawv hauv hom ntawv no, hloov tau, txhim khu kev qha, thiab pheej yig thiab tso cai rau cov lag luam kom tau txais kev pom zoo los ntawm cov ntaub ntawv tsis tsim nyog.
Nyob rau hauv cov ntaub ntawv pas dej, cov ntaub ntawv raug muab rho tawm, thauj khoom, thiab hloov pauv (ELT) rau kev txheeb xyuas lub hom phiaj es tsis muaj cov phiaj xwm lossis cov ntaub ntawv tsim thaum lub sijhawm sau cov ntaub ntawv.
Kev siv thev naus laus zis rau ntau hom ntaub ntawv los ntawm IoT cov khoom siv, kev tawm, thiab streaming cov ntaub ntawv, cov ntaub ntawv pas dej ua rau kev kawm tshuab thiab kev kwv yees kwv yees.
Tsis tas li ntawd, tus kws tshawb fawb cov ntaub ntawv uas tuaj yeem ua cov ntaub ntawv nyoos tuaj yeem siv cov ntaub ntawv pas dej. Ib lub tsev khaws ntaub ntawv, ntawm qhov tod tes, yog yooj yim rau cov lag luam siv. Nws yog zoo meej rau cov neeg siv profileing, predictive analytics, machine learning, thiab lwm yam hauj lwm.
Txawm hais tias cov ntaub ntawv pas dej hais txog ntau qhov teeb meem nrog cov ntaub ntawv khaws cia, lawv cov ntaub ntawv tsis zoo thiab lawv cov lus nug ceev tsis txaus. Tsis tas li ntawd, nws yuav siv cov cuab yeej ntxiv rau cov neeg siv lag luam los ua cov lus nug SQL. Lub pas dej cov ntaub ntawv uas tsis zoo yuav muaj teeb meem nrog cov ntaub ntawv stagnation.
Cov txiaj ntsig ntawm Data Lake
- Kev them nyiaj yug rau ntau hom kev kawm tshuab thiab cov ntaub ntawv tshawb fawb cov ntaub ntawv rooj plaub Nws yooj yim dua los siv lub tshuab sib txawv thiab kev kawm sib sib zog nqus algorithms los tswj cov ntaub ntawv hauv cov ntaub ntawv pas dej txij li cov ntaub ntawv khaws cia hauv qhov qhib, nyoos.
- Cov ntaub ntawv pas dej 'versatility, uas tso cai rau koj khaws cov ntaub ntawv hauv txhua hom ntawv lossis xov xwm yam tsis tas yuav tsum tau ua rau lub tswv yim preset, yog qhov zoo dua. Cov ntaub ntawv siv cov ntaub ntawv yav tom ntej tuaj yeem txhawb nqa, thiab ntau cov ntaub ntawv tuaj yeem txheeb xyuas yog tias cov ntaub ntawv raug tso rau hauv nws lub xeev qub.
- Txhawm rau zam kom tsis txhob khaws ob hom ntaub ntawv hauv ntau lub ntsiab lus, cov ntaub ntawv pas dej tuaj yeem muaj cov ntaub ntawv tsim thiab tsis tsim nyog. Rau kev khaws cia ntawm ntau hom kev koom tes cov ntaub ntawv, lawv muab ib qho chaw.
- Piv rau cov chaw khaws ntaub ntawv ib txwm muaj, cov ntaub ntawv pas dej tsis tshua kim vim tias lawv tau tsim los khaws cov khoom lag luam pheej yig, xws li cov khoom khaws cia, uas feem ntau npaj rau tus nqi qis dua ib gigabyte khaws cia.
Kev txwv ntawm Data Lake
- Kev txheeb xyuas cov ntaub ntawv thiab kev txawj ntse kev lag luam siv cov ntaub ntawv tsis zoo: Cov ntaub ntawv pas dej tuaj yeem ua tsis tau yog tias lawv tsis muaj kev tswj xyuas txaus, uas ua rau nws nyuaj rau kev txuas lawv mus rau kev lag luam txawj ntse thiab cov cuab yeej tshuaj ntsuam xyuas. Tsis tas li ntawd, thaum tsim nyog rau kev tshaj tawm thiab kev txheeb xyuas siv cov ntaub ntawv, qhov tsis sib xws cov qauv ntaub ntawv thiab ACID (atomicity, sib xws, kev sib cais, thiab kav ntev) kev txhawb nqa kev lag luam tuaj yeem ua rau cov lus nug zoo tshaj plaws.
- Cov ntaub ntawv pas dej 'kev tsis sib haum xeeb ua rau nws tsis tuaj yeem tswj hwm cov ntaub ntawv kev cia siab thiab kev nyab xeeb, uas ua rau tsis muaj ob qho tib si. Tej zaum nws yuav nyuaj rau kev tsim cov ntaub ntawv tsim nyog kev ruaj ntseg thiab kev tswj hwm cov qauv kom haum rau cov ntaub ntawv rhiab heev, txij li cov ntaub ntawv pas dej tuaj yeem tswj tau txhua daim ntawv.
pros
- Cov kev daws teeb meem uas pheej yig rau txhua hom ntaub ntawv.
- Muaj peev xwm lis cov ntaub ntawv uas yog ob qho tib si koom ua ke thiab semi-structured.
- Zoo tagnrho rau cov ntaub ntawv nyuaj ua thiab streaming.
cons
- Xav tau ib tug sophisticated pipeline los tsim.
- Muab cov ntaub ntawv qee lub sijhawm los ua queryable.
- Siv sijhawm los lav cov ntaub ntawv kev cia siab thiab zoo.
Data Lakehouse yog dab tsi?
Ib qho tshiab loj-cov ntaub ntawv khaws cia architecture hu ua "cov ntaub ntawv lakehouse" sib xyaw ua ke zoo tshaj plaws ntawm cov ntaub ntawv pas dej thiab cov chaw khaws ntaub ntawv. Txhua yam ntawm koj cov ntaub ntawv, txawm tias tsim qauv, ib nrab, lossis tsis muaj qauv, tuaj yeem khaws cia rau hauv ib qho chaw nrog kev kawm tshuab zoo tshaj plaws, kev txawj ntse kev lag luam, thiab kev muaj peev xwm streaming ua tsaug rau cov ntaub ntawv lakehouse.
Cov ntaub ntawv pas dej ntawm txhua hom feem ntau yog qhov pib ntawm cov ntaub ntawv lakehouses; Tom qab ntawd, cov ntaub ntawv tau hloov mus rau hauv Delta Lake hom (ib txheej txheej qhib qhov chaw uas coj kev ntseeg tau rau cov ntaub ntawv pas dej).
Cov ntaub ntawv pas dej nrog cov pas dej delta pab kom ACID cov txheej txheem hloov pauv los ntawm cov chaw khaws ntaub ntawv ib txwm siv. Nyob rau hauv qhov tseeb, lub lakehouse system siv pheej yig cia khaws cov ntaub ntawv loj heev hauv lawv cov ntaub ntawv qub, zoo li cov ntaub ntawv pas dej.
Ntxiv cov txheej txheem metadata nyob rau sab saum toj ntawm lub khw kuj muab cov ntaub ntawv qauv thiab txhawb nqa cov ntaub ntawv tswj cov cuab yeej zoo li cov uas pom hauv cov ntaub ntawv warehouses.
Qhov no ua rau nws muaj peev xwm rau ntau pab neeg nkag mus rau tag nrho cov tuam txhab cov ntaub ntawv los ntawm ib qho system rau ntau yam kev pib, xws li cov ntaub ntawv tshawb fawb, kev kawm tshuab, thiab kev txawj ntse ntawm kev lag luam.
Cov txiaj ntsig ntawm Data Lakehouse
- Kev them nyiaj yug rau ntau qhov kev ua haujlwm ntau dua: Txhawm rau pab txhawb cov kev soj ntsuam zoo, cov ntaub ntawv lakehouses muab cov neeg siv ncaj qha mus rau qee cov cuab yeej ua lag luam nrov tshaj plaws (Tableau, PowerBI). Tsis tas li ntawd, cov kws tshawb fawb cov ntaub ntawv thiab cov kws tshawb fawb tshuab tau yooj yim siv cov ntaub ntawv vim cov ntaub ntawv lakehouses ntiav cov ntaub ntawv qhib (xws li Parquet) ua ke nrog APIs thiab cov qauv kev kawm tshuab, xws li Python / R.
- Nqi-effectiveness: Cov ntaub ntawv lakehouses ntiav cov khoom pheej yig cov kev daws teeb meem los siv cov ntaub ntawv cov pas dej 'cov txiaj ntsig khaws cia zoo. Los ntawm kev muab ib qho kev daws teeb meem, cov ntaub ntawv lakehouses tseem ua rau cov nuj nqis thiab lub sijhawm cuam tshuam nrog kev tswj hwm ntau cov ntaub ntawv khaws cia.
- Cov ntaub ntawv lakehouse tsim kom paub meej schema thiab cov ntaub ntawv kev ncaj ncees, ua rau nws yooj yim dua los tsim cov ntaub ntawv kev nyab xeeb thiab kev tswj hwm. Yooj yim ntawm cov ntaub ntawv versioning, kev tswj hwm, thiab kev ruaj ntseg.
- Cov ntaub ntawv lakehouses muab ib qho, ntau lub hom phiaj cov ntaub ntawv khaws cia platform uas tuaj yeem ua raws li txhua lub tuam txhab cov ntaub ntawv xav tau, uas txo cov ntaub ntawv duplication. Feem ntau ntawm cov lag luam xaiv ib qho kev daws teeb meem vim yog cov txiaj ntsig ntawm ob lub tsev khaws ntaub ntawv thiab cov ntaub ntawv pas dej. Lub tswv yim no, lub sijhawm no, tuaj yeem ua rau cov ntaub ntawv raug nqi ntau dua.
- Kev txhawb nqa ntawm qhib hom. Qhib hom ntawv yog hom ntaub ntawv uas tuaj yeem siv tau los ntawm ntau daim ntawv thov software thiab nws cov lus qhia tshwj xeeb yog muaj rau pej xeem. Raws li cov lus ceeb toom, Lakehouses muaj peev xwm khaws cia cov ntaub ntawv hauv cov ntaub ntawv sib txawv xws li Apache Parquet thiab ORC (Qhov Zoo Tshaj Lij Kab).
Kev txwv ntawm Data Lakehouse
Cov ntaub ntawv lakehouse qhov teeb meem loj tshaj plaws yog tias nws tseem yog ib tug hluas thiab txhim kho thev naus laus zis. Nws tsis paub meej tias nws yuav ua tiav nws cov lus cog tseg li cas. Ua ntej cov ntaub ntawv lakehouses tuaj yeem sib tw nrog tsim cov ntaub ntawv loj, nws tuaj yeem siv sijhawm ntau xyoo.
Txawm li cas los xij, muab tus nqi ntawm qhov kev tsim kho tshiab niaj hnub tshwm sim, nws nyuaj rau hais yog tias qhov sib txawv ntawm cov ntaub ntawv khaws cia yuav tsis kawg hloov nws.
pros
- Ib lub platform muaj tag nrho cov ntaub ntawv, uas txhais tau hais tias muaj tsawg dua hostnames los tswj.
- Atomicity, sib xws, kev sib cais, thiab toughness tsis cuam tshuam.
- Nws yog qhov pheej yig dua.
- Ib lub platform muaj tag nrho cov ntaub ntawv, uas txhais tau hais tias muaj tsawg dua hostnames los tswj.
- Yooj yim los tswj, thiab ceev los kho txhua yam teeb meem
- Ua kom yooj yim dua los tsim cov kav dej
cons
- Kev teeb tsa yuav siv sijhawm qee lub sijhawm.
- Nws tseem hluas dhau lawm thiab deb dhau los ua kom tau raws li qhov tsim nyog khaws cia.
Data Warehouse Vs Data Lake Vs Data Lakehouse
Cov ntaub ntawv warehouse muaj keeb kwm ntev hauv kev txawj ntse, kev tshaj tawm, thiab kev siv tshuaj ntsuam xyuas thiab yog thawj cov ntaub ntawv khaws cia thev naus laus zis.
Cov ntaub ntawv warehouses, ntawm qhov tod tes, yog pricey thiab muaj teeb meem tuav ntau yam ntaub ntawv thiab unstructured, xws li streaming cov ntaub ntawv. Rau kev kawm tshuab thiab cov ntaub ntawv tshawb fawb txog kev ua haujlwm, cov ntaub ntawv pas dej tau tsim los tswj cov ntaub ntawv nyoos hauv ntau hom ntawm cov khoom pheej yig.
Txawm hais tias cov ntaub ntawv pas dej ua tau zoo nrog cov ntaub ntawv tsis tsim nyog, lawv tsis muaj ACID kev hloov pauv peev xwm ntawm cov ntaub ntawv khaws cia, ua rau nws nyuaj los lav cov ntaub ntawv sib xws thiab kev cia siab.
Cov ntaub ntawv tshiab tshaj plaws khaws cia architecture, hu ua "cov ntaub ntawv lakehouse," sib txuas cov kev cia siab thiab sib xws ntawm cov ntaub ntawv warehouses nrog tus nqi pheej yig thiab hloov pauv ntawm cov ntaub ntawv pas dej.
xaus
Hauv kev xaus, kev tsim cov ntaub ntawv lakehouse los ntawm kos tej zaum yuav nyuaj. Tsis tas li ntawd, koj yuav luag yeej tau siv lub platform tsim los pab qhib cov ntaub ntawv lakehouse architecture.
Yog li ntawd, ua tib zoo tshawb xyuas ntau yam nta thiab kev siv ntawm txhua lub platform ua ntej kev yuav khoom. Cov tuam txhab nrhiav kev paub tab, tsim cov ntaub ntawv daws teeb meem nrog kev tsom mus rau kev txawj ntse ntawm kev lag luam thiab cov ntaub ntawv siv cov ntaub ntawv tuaj yeem xav txog cov ntaub ntawv khaws cia.
Txawm li cas los xij, cov chaw lag luam tab tom nrhiav kom muaj peev xwm loj, pheej yig cov ntaub ntawv loj daws teeb meem rau lub zog ua haujlwm rau cov ntaub ntawv tshawb fawb thiab kev kawm tshuab ntawm cov ntaub ntawv tsis tsim nyog yuav tsum xav txog cov ntaub ntawv pas dej.
Xav txog tias koj lub lag luam xav tau cov ntaub ntawv ntau dua li cov ntaub ntawv khaws cia thiab cov ntaub ntawv pov thawj cov thev naus laus zis tuaj yeem muab tau, lossis koj tab tom nrhiav kev daws teeb meem los koom ua ke cov kev soj ntsuam thiab kev kawm tshuab ua haujlwm ntawm koj cov ntaub ntawv. A data lakehouse yog ib qho kev xaiv tsim nyog hauv qhov xwm txheej.
Sau ntawv cia Ncua