Cov txheej txheem:
- Dab tsi yog qhov tseem ceeb ntawm kev thaub qab?
- Kev rov qab los yog dab tsi?
- Yuav ua li cas rov qab tau hauv database?
- Yuav ua li cas sib koom ua ke?
Video: Vim li cas kev rov qab los tseem ceeb?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Kev Rov Qab tso cai rau kev ua tau zoo dua, tso sijhawm rau peb lub cev kho nws tus kheej hauv kev npaj rau kev cob qhia tom ntej, thiab txo qis kev pheej hmoo ntawm kev raug mob.
Dab tsi yog qhov tseem ceeb ntawm kev thaub qab?
Lub hom phiaj ntawm kev thaub qab yog txhawm rau tsim cov ntawv theej ntawm cov ntaub ntawv tuaj yeem rov qab tau thaum muaj cov ntaub ntawv tseem ceeb tsis ua haujlwmCov ntaub ntawv tseem ceeb tsis ua tiav tuaj yeem yog qhov tshwm sim ntawm hardware lossis software ua tsis tiav, cov ntaub ntawv kev noj nyiaj txiag, lossis ib qho xwm txheej tshwm sim los ntawm tib neeg, xws li kev tawm tsam tsis zoo (tus kab mob lossis malware), lossis kev rho tawm cov ntaub ntawv tsis raug.
Kev rov qab los yog dab tsi?
muaj peev xwm rov zoo los yog rov zoo: tus neeg mob tam sim no ntseeg tias rov qab tau zoo; rov qab poob ntawm nws cov peev txheej.
Yuav ua li cas rov qab tau hauv database?
Txhua qhov kev ua haujlwm ntawm koj cov ntaub ntawv tau piav qhia hauv lub cav ua ntej nws ua tiav ntawm koj cov ntaub ntawv. Qhov no yog ua kom paub tseeb tias qhov kev ua haujlwm tuaj yeem rov qab tau thaum muaj kev thov tsis raws sijhawm lossis kev ua haujlwm tsis ua haujlwm. Tshaj li kev nkag mus, lwm qhov tseem ceeb ntawm durability yog rov qab tau.
Yuav ua li cas sib koom ua ke?
Nws siv lub sijhawm ua haujlwm los txiav txim siab lub sijhawm thwj ntawm kev hloov pauvQhov no yog qhov feem ntau siv concurrency raws tu qauv. Lock-based raws tu qauv pab koj tswj qhov kev txiav txim ntawm kev sib cav sib ceg thaum lawv yuav ua. Cov txheej txheem raws sij hawm tswj xyuas kev tsis sib haum xeeb sai li sai tau thaum tsim kev ua haujlwm.
Pom zoo:
Vim li cas jan van eyck tseem ceeb rau kev rov qab los?
Jan van Eyck tseem ceeb tsis yog rau sab qaum teb Renaissance, tab sis rau tag nrho Renaissance. Nws tau txais txiaj ntsig nrog qhov kev tsim kho ntawm cov txheej txheem roj-glazing, uas hloov cov txheej txheem qe-tempera ua ntej. Kev Sib Yuav ntawm Giovanni Arnolfini, feem ntau hu ua Arnolfini Kab tshoob, yog van Eyck txoj haujlwm nto moo tshaj plaws .
Vim li cas txoj kev sawv hauv qhov tuag rov qab los tseem ceeb?
Txoj kev sawv hauv qhov tuag rov qab los thiab qhov kev nce siab ntawm Tswv Yexus yog qhov tseem ceeb rau cov ntseeg vim tias nws yog tsuas yog dhau los ntawm cov xwm txheej no uas tib neeg tuaj yeem cia siab rau lawv tus kheej sawv hauv qhov tuag rov los.
Vim li cas kev ceeb toom kev tso cai tseem ceeb hauv kev tshawb fawb?
Qhia kev pom zoo yog ib feem tseem ceeb ntawm rau npe rau hauv kev sim tshuaj vim nws muab cov ntaub ntawv muaj peev xwm rau cov neeg koom nrog txhua yam lawv xav tau kom nkag siab txog yam lawv tuaj yeem pab dawb Tsis muaj kev pom zoo rau cov ncauj lus tej zaum yuav tsis nkag siab qhov lawv koom nrog .
Vim li cas cov ntaub ntawv tseem ceeb tseem ceeb rau kev tswj hwm tebchaws Askiv?
Cov ntaub ntawv raug cai ntawm cov thawj coj hauv tebchaws Askiv ua haujlwm qhov tseem ceeb ntawm keeb kwm ntawm no lub sijhawm. Cov thawj coj hauv tebchaws Askiv ntseeg tias txhua qhov kev qhia, kev npaj, txoj cai, kev txiav txim siab, kev pom zoo, kev tshawb nrhiav yuav tsum tau sau kom meej.
Vim li cas kev rov ua dua tseem ceeb hauv kev tshawb fawb?
Nws tseem ceeb heev uas kev tshawb fawb tuaj yeem rov ua dua, vim tias nws txhais tau tias lwm cov kws tshawb fawb tuaj yeem kuaj qhov kev tshawb pom ntawm kev tshawb fawbKev rov ua dua ua rau cov kws tshawb fawb ncaj ncees thiab tuaj yeem ua rau cov neeg nyeem kev ntseeg siab hauv kev tshawb fawb.
