Data centric txhais li cas?
Data centric txhais li cas?

Video: Data centric txhais li cas?

Video: Data centric txhais li cas?
Video: Best PC Cases for 2023 So Far: New Designs & Computex Round-Up 2024, Kaum ib hlis
Anonim

Cov ntaub ntawv centric hais txog ib qho architecture qhov twg cov ntaub ntawv yog cov khoom tseem ceeb thiab ruaj khov, thiab cov ntawv thov tuaj thiab mus. Hauv cov ntaub ntawv centric architecture, ua cov ntaub ntawv qauv ua ntej qhov kev siv ntawm ib daim ntawv thov thiab yuav nyob ib puag ncig thiab siv tau ntev tom qab nws ploj mus.

Ua li no, lub koom haum datacentric yog dab tsi?

A cov ntaub ntawv - centric tuam txhab yog ib koom haum nyob rau hauv uas nws cov neeg, cov txheej txheem thiab thev naus laus zis tau tsim thiab siv nrog lub hom phiaj meej ntawm kev tsim thiab siv cov ntaub ntawv huv, muaj feem cuam tshuam - nrog rau lub hom phiaj kev sib koom tes ntawm kev ua lag luam ua tiav ntawm kev lag luam. koom haum.

Tsis tas li ntawd, nws txhais li cas rau cov ntaub ntawv tsav tsheb? Lub adjective cov ntaub ntawv - tsav txhais tau tias tias kev nce qib hauv ib qho kev ua si yog yuam los ntawm cov ntaub ntawv , tsis yog los ntawm kev xav lossis los ntawm tus kheej kev paub. Cov ntaub ntawv - tsav tej zaum yuav xa mus rau: Cov ntaub ntawv - tsav journalism, cov txheej txheem sau xov xwm raws li kev txheeb xyuas thiab lim dej loj cov ntaub ntawv teeb.

Kuj kom paub, qhov kev ntsuam xyuas cov ntaub ntawv yog dab tsi?

Kev sim hauv ETL, Cov ntaub ntawv - Qhov chaw Tej yaam num. Kev sim yog cov txheej txheem tshawb nrhiav uas tau ua los xyuas qhov zoo ntawm cov khoom. Cov ntaub ntawv - Kev kuaj Centric : Cov ntaub ntawv - kev ntsuam xyuas centric kiv puag ncig kuaj zoo ntawm cov cov ntaub ntawv . Lub hom phiaj ntawm cov cov ntaub ntawv - kev ntsuam xyuas centric yog los xyuas kom meej thiab raug cov ntaub ntawv yog nyob rau hauv qhov system.

Peb puas tuaj yeem ua ETL Kev Xeem?

Koj ua tsis tau automate ETL xeem tsis muaj automated xeem cuab yeej. Cov lus teb ntev dua: Tib txoj kev mus xeem ib ETL txheej txheem siv cov kauj ruam hauv qab no… Xyuas kom tseeb tias qhov yuav tsum tau muaj cov ntaub ntawv thiab cov qauv ntaub ntawv (Tables, saib, cov ntaub ntawv, thiab lwm yam) nyob rau hauv qhov chaw.

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