Video: Txoj haujlwm ua kua nplaum yog dab tsi?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
A txoj hauj lwm yog lub lag luam logic uas ua cov extract, transform, thiab load (ETL) ua hauj lwm hauv AWS Kua nplaum . Thaum koj pib a txoj hauj lwm , AWS Kua nplaum khiav ib tsab ntawv uas rho tawm cov ntaub ntawv los ntawm qhov chaw, hloov cov ntaub ntawv, thiab thauj nws mus rau hauv lub hom phiaj. Koj tuaj yeem tsim hauj lwm ETL section of AWS Kua nplaum lub console.
Kuj nug, tuaj yeem teeb tsa hauv AWS kua nplaum?
AWS Glue yog serverless, yog li tsis muaj infrastructure rau teeb nce los yog tswj. Koj ua tau kuj siv cov AWS Glue API ua haujlwm rau kev sib txuas nrog AWS Glue kev pabcuam. Kho kom raug, debug, thiab sim koj tus Python lossis Scala Apache Spark ETL code siv qhov chaw paub txog kev txhim kho.
Kuj Paub, dab tsi yog AWS kua nplaum? AWS Glue yog ib qho kev pabcuam huab uas npaj cov ntaub ntawv rau kev tshuaj xyuas los ntawm kev rho tawm, hloov pauv thiab thauj khoom (ETL) cov txheej txheem. Kua nplaum kuj txhawb MySQL, Oracle, Microsoft SQL Server thiab PostgreSQL databases uas khiav ntawm Amazon Elastic Compute Cloud (EC2) piv txwv hauv Amazon Virtual Private Cloud.
Hais txog qhov no, AWS kua nplaum ua haujlwm li cas?
AWS Glue cia li nrhiav pom thiab profiles koj cov ntaub ntawv ntawm lub Kua nplaum Cov ntaub ntawv Catalog, pom zoo thiab tsim ETL code los hloov koj cov ntaub ntawv los rau hauv cov phiaj xwm phiaj xwm, thiab khiav ETL cov haujlwm ntawm kev tswj hwm tag nrho, ntsuas-tawm Apache Spark ib puag ncig kom thauj koj cov ntaub ntawv mus rau hauv nws qhov chaw.
Puas yog AWS nplaum txhawb pandas?
AWS Glue supports ob hom haujlwm: Apache Spark thiab Python plhaub. Nco tseg: Cov tsev qiv ntawv thiab txuas ntxiv modules rau Spark txoj haujlwm yuav tsum tau sau rau hauv Python . Cov tsev qiv ntawv xws li pandas , qho yog sau hauv C, tsis yog txhawb.
Pom zoo:
Kuv yuav ua li cas tua snap thiab kua nplaum hauv Visio 2013?
Kho lub zog snap lub zog lossis tig snap tawm Ntawm Saib tab, hauv pab pawg Visual Aids, nyem lub pob dialog launcher. Ntawm General tab, nyob rau hauv Tam sim no nquag, tshem lub Snap kos lub thawv kom deactivate snap, lossis xaiv Snap kom qhib snap. Hauv qab Snap rau, xaiv cov duab kos uas koj xav tau cov duab los ua kom haum nrog, thiab tom qab ntawd nyem OK
ETL kua nplaum yog dab tsi?
AWS Glue yog ib qho kev tswj xyuas tag nrho, hloov pauv, thiab thauj khoom (ETL) kev pabcuam uas ua rau nws yooj yim rau cov neeg siv khoom npaj thiab thauj lawv cov ntaub ntawv rau kev tshuaj xyuas. Koj tuaj yeem tsim thiab ua haujlwm ETL nrog ob peb nias hauv AWS Management Console
Daim ntawv teev kev sib pauv yog dab tsi thiab nws txoj haujlwm yog dab tsi?
Daim ntawv teev kev lag luam yog cov ntaub ntawv sib txuas ntawm txhua qhov kev hloov pauv hauv cov ntaub ntawv thaum cov ntaub ntawv tiag tiag muaj nyob rau hauv cov ntaub ntawv sib cais. Daim ntawv teev kev lag luam muaj cov ntaub ntawv txaus los tshem tawm tag nrho cov kev hloov pauv tau ua rau cov ntaub ntawv cov ntaub ntawv ua ib feem ntawm ib qho kev sib pauv
Yuav ua li cas ua kua nplaum nag?
VIDEO Tsis tas li ntawd, koj yuav ua li cas thiaj li ua rau cov dej khib nyiab cuav? Tshav kub ib rab phom nrog ib daim nplaum nplaum nplaum nplaum rau hauv nws. Nyem tawm me ntsis poob ntawm cov kua nplaum. Kom tsis txhob "txoj hlua"
Koj siv cov kua nplaum nplaum li cas?
VIDEO Tom qab ntawd, koj puas tuaj yeem siv cov nplaum ntoo los pleev xim? Tsis tu ncua Elmer's or Wood Glue yuav ua haujlwm. Qhov no yog cov txheej txheem nkaus xwb kuv siv ua pleev xim , nws ua haujlwm txhua lub sijhawm tsis poob.