Cov txheej txheem:

Dab tsi yog tag nrho cov ntaub ntawv thaub qab?
Dab tsi yog tag nrho cov ntaub ntawv thaub qab?

Video: Dab tsi yog tag nrho cov ntaub ntawv thaub qab?

Video: Dab tsi yog tag nrho cov ntaub ntawv thaub qab?
Video: Tseem Ev Lub Kawm - Koos Loos 2024, Hlis ntuj nqeg
Anonim

A tag nrho database backup thaub qab cov tag nrho database . Qhov no suav nrog ib feem ntawm kev sib pauv log kom cov database tag nrho tuaj yeem rov qab tau tom qab ib tag nrho database backup rov qab los. Tag nrho cov ntaub ntawv thaub qab sawv cev rau database thaum lub sijhawm thaub qab tiav.

Tsis tas li ntawd, kuv yuav backup kuv tag nrho SQL Server database li cas?

SQL Server Management Studio

  1. Txoj nyem rau ntawm lub npe database.
  2. Xaiv Tasks> Thaub qab.
  3. Xaiv "Full" raws li hom thaub qab.
  4. Xaiv "Disk" raws li qhov chaw.
  5. Nyem rau "Ntxiv" ntxiv cov ntaub ntawv thaub qab thiab ntaus "C: AdventureWorks. BAK" thiab nyem "OK"
  6. Nyem "OK" dua los tsim cov thaub qab.

Tsis tas li ntawd, ua li cas koj backup ib database?

  1. Qhib SQL Server Management Studio Express thiab txuas mus rau SQL neeg rau zaub mov.
  2. Nthuav Databases.
  3. Txoj cai-nias rau ntawm cov ntaub ntawv koj xav thaub qab, ces xaiv Tasks> Backup.
  4. Nyob rau lub qhov rais Back Up Database, xyuas kom cov Database teb muaj lub npe ntawm cov ntaub ntawv koj xav rov qab.
  5. Xaiv hom thaub qab.

Database backup yog dab tsi?

A thaub qab yog ib daim ntawv luam ntawm koj cov ntaub ntawv database uas tuaj yeem siv los rov tsim cov ntaub ntawv ntawd. Thaub qab tuaj yeem muab faib ua lub cev thaub qab thiab logical thaub qab . Lub cev thaub qab yog thaub qab ntawm cov ntaub ntawv lub cev siv hauv kev khaws cia thiab rov qab tau koj database , xws li datafiles, tswj cov ntaub ntawv, thiab archived redo cav.

Yuav ua li cas backup tag nrho?

A thaub qab tag nrho yog tus txheej txheem ntawm kev ua yam tsawg kawg ib daim ntawv luam ntxiv ntawm tag nrho cov ntaub ntawv cov ntaub ntawv uas ib lub koom haum xav kom tiv thaiv nyob rau hauv ib zaug xwb thaub qab kev ua haujlwm. Cov ntaub ntawv uas yog duplicated thaum lub sij hawm thaub qab tag nrho txheej txheem yog tau xaiv ua ntej los ntawm a thaub qab tus thawj tswj hwm lossis lwm tus kws tshaj lij tiv thaiv cov ntaub ntawv.

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