Video: Cov ntaub ntawv ntau npaum li cas Google ua haujlwm ib hnub?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Google tam sim no txheej txheem tshaj 20 petabytes ntawm cov ntaub ntawv ib hnub los ntawm qhov nruab nrab ntawm 100, 000 MapReduce txoj haujlwm nthuav dav thoob plaws nws pawg suav loj.
Xav txog qhov no, cov ntaub ntawv ntau npaum li cas Google ua 2019 txhua hnub?
Nyob ntawd yog tshaj 2 trillion Google tshawb nrhiav ib hnub hauv 2019 , tab sis Internet Live Stats, qhov zoo tshaj plaws los ua qhov kev xav, thov ib ncig ntawm 5.5 billion kev tshawb fawb ua tiav ntawm Google ib hnub lossis tshaj 63,000 cov lus nug ua tiav rau thib ob.
ntau npaum li cas cov ntaub ntawv raug tsim txhua hnub? "Ntau tshaj 2.5 quintillion bytes ntawm cov ntaub ntawv yog tsim txhua ib leeg hnub , thiab nws tsuas yog yuav loj hlob los ntawm qhov ntawd. Los ntawm 2020, nws kwv yees tias 1.7MB ntawm cov ntaub ntawv yuav yog tsim txhua thib ob rau txhua tus neeg hauv ntiaj teb."
Ntawm no, pes tsawg cov ntaub ntawv raug tsim txhua hnub 2019?
Tus nqi ntawm Cov ntaub ntawv tsim txhua hnub hauv Internet hauv 2019 Tus lej ntawd tau nce mus rau 3.4 billion los ntawm 2016, thiab hauv 2017 300 lab tus neeg siv internet tau ntxiv.
Ntau npaum li cas cov ntaub ntawv muaj nyob hauv lub ntiaj teb 2019?
Hauv 2012, peb muaj 2.5 billion tus neeg siv internet. Nyob rau hauv 2014, tus lej no tau mus txog peb-billion cim, thiab hauv 2019 peb muaj 4.1 billion tus neeg hauv online.
Pom zoo:
Kuv yuav ua li cas thiaj tsim tau ZIP cov ntaub ntawv nrog ntau cov ntaub ntawv?
Muab ob peb cov ntaub ntawv mus rau hauv ib qho zippedfolder kom yooj yim sib faib ib pawg ntawm cov ntaub ntawv. Nrhiav cov ntaub ntawv lossis nplaub tshev uas koj xav zip. Nias thiab tuav (lossis right-click) cov ntaub ntawv lossis ntawv tais ceev tseg, xaiv (lossis taw tes rau) Xa mus rau, thiab tom qab ntawd xaiv Compressed (zipped) folder
Cov ntaub ntawv zoo li cas yog cov ntaub ntawv ua haujlwm?
Lub chaw ua haujlwm database yog qhov chaw rau cov ntaub ntawv khaws cia. Cov ntsiab lus hauv cov ntaub ntawv ua haujlwm tuaj yeem ntxiv thiab tshem tawm ntawm ya. Cov databases no tuaj yeem yog SQL lossis NoSQL-based, qhov tom kawg yog npaj rau kev ua haujlwm ntawm lub sijhawm
Cov ntaub ntawv ntau npaum li cas peb raug nthuav tawm txhua hnub?
Txawm hais tias tib neeg tsis tuaj yeem nyeem tau 105,000wordseach hnub no, qhov no yog tus lej tiag uas kwv yees tau ncav cuag tib neeg lub qhov muag thiab pob ntseg txhua hnub. Tom qab ntxiv cov duab, yeeb yaj duab, games, thiab lwm yam, peb ncav cuag qhov ntim ntawm 34Gigabytes ntawm cov ntaub ntawv ib hnub nyob rau nruab nrab
Ntev npaum li cas cov ntaub ntawv tuaj yeem khaws cia hauv cov ntaub ntawv warehouse?
10 xyoo Yog li ntawd, cov ntaub ntawv khaws cia hauv lub tsev khaws ntaub ntawv li cas? Cov ntaub ntawv yog feem ntau khaws cia rau hauv ib lub tsev khaws ntaub ntawv los ntawm cov txheej txheem rho tawm, hloov pauv thiab thauj khoom (ETL), qhov twg cov ntaub ntawv tau muab rho tawm los ntawm qhov chaw, hloov mus rau qhov zoo cov ntaub ntawv thiab ces loaded rau hauv ib lub tsev khaws khoom .
Vim li cas kem taw qhia cov ntaub ntawv khaws cia ua cov ntaub ntawv nkag ntawm disks sai dua li kab qhia cov ntaub ntawv khaws cia?
Kem oriented databases (aka columnar databases) yog qhov tsim nyog rau kev ntsuas kev ua haujlwm ntau dua vim tias cov ntaub ntawv hom ntawv (kem hom) qiv nws tus kheej kom nrawm dua cov lus nug ua - scans, aggregation thiab lwm yam. Ntawm qhov tod tes, kab oriented databases khaws ib kab (thiab tag nrho nws. kab) contiguously