Cov ntaub ntawv ntau npaum li cas tuaj yeem ua MySQL?

Video: Cov ntaub ntawv ntau npaum li cas tuaj yeem ua MySQL?

2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47

Tsis tas li ntawd, ib qho kev txwv me me rau MySQL databases nrog sib koom hosting yog: Ib lub database yuav tsum tsis txhob muaj ntau tshaj 1,000 rooj; Txhua lub rooj yuav tsum tsis pub tshaj 1 GB hauv qhov loj lossis 20 lab kab; Tag nrho qhov loj ntawm tag nrho cov ntxhuav hauv ib lub database yuav tsum tsis pub tshaj 2 GB.

Ntawm no, MySQL puas tuaj yeem ua cov ntaub ntawv loj?

Siv cov txheej txheem no, MySQL yog zoo kawg nkaus muaj peev xwm tuav heev loj rooj thiab queries tawm tsam heev loj rooj ntawm cov ntaub ntawv . Cov ntaub ntawv tuaj yeem tau pob tshab faib thoob ib phau ntawm MySQL servers nrog cov lus nug tau ua tiav nyob rau hauv tib lub sijhawm kom ua tiav cov kev ua tau zoo tshaj plaws thoob plaws cov ntaub ntawv loj teeb.

Ib tug kuj yuav nug, yuav loj npaum li cas lub rooj MySQL? 65,535 ib

Hais txog qhov no, pes tsawg cov ntaub ntawv tuaj yeem ua MySQL?

Lub tshuab cia MyISAM txhawb nqa 2^32 kab ib lub rooj, tab sis koj ua tau tsim MySQL nrog rau qhov kev xaiv --with-loj-tables ua kom nws txhawb nqa mus txog 2^64 kab rau lub rooj.

Qhov loj npaum li cas yog 1gb database?

1 GB ua yog ua los ntawm 1024 megabytes (MB), txhua tus uas yog nyob rau hauv lem ua los ntawm 1024 kilobytes (KB). Yog li 1 GB ua ntawm cov ntaub ntawv yog sib npaug rau 1,048,576KB. Feem ntau cov phiaj xwm txawb yuav muab rau koj 500MB, 1 GB ua sau 5gb cov ntaub ntawv ib hlis twg, tab sis qhov no tuaj yeem sib txawv.

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

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

Ntev npaum li cas koj tuaj yeem tuav koj cov ntawv xa tuaj ntawm lub chaw xa ntawv?

USPS Hold Mail ™ thov yuav tsum yog tsawg kawg yog 3 hnub thiab siab kawg ntawm 30 hnub. Yog tias koj xav tau kev xa ntawv ntev dua 30 hnub, thov sau npe rau USPS Forward Mail kev pabcuam. USPS Hold Mail thov tsis tsim nyog rau Post Office Box ™ cov neeg siv khoom, raws li kev xa ntawv xa mus rau PO Box ™ raug tso cai khaws cia txog 30 hnub