Cov txheej txheem:

Koj puas tuaj yeem rov qab qhov sib txawv backup yam tsis muaj kev thaub qab tag nrho?
Koj puas tuaj yeem rov qab qhov sib txawv backup yam tsis muaj kev thaub qab tag nrho?

Video: Koj puas tuaj yeem rov qab qhov sib txawv backup yam tsis muaj kev thaub qab tag nrho?

Video: Koj puas tuaj yeem rov qab qhov sib txawv backup yam tsis muaj kev thaub qab tag nrho?
Video: tag rau koj lawm - nuj xeem - nkauj tawm tshiab 2022 2024, Kaum ib hlis
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1 Teb. Nws tsis tuaj yeem ua ib qho Differential thaub qab ntawm ib database yog tsis muaj yav dhau los thaub qab tau ua. A Differential thaub qab yog raws li qhov tseeb tshaj plaws, yav dhau los puv cov ntaub ntawv thaub qab . A Differential thaub qab captures xwb cov ntaub ntawv uas tau hloov txij li thaum ntawd thaub qab tag nrho.

Tom qab ntawd, ib tug kuj yuav nug, yuav ua li cas kuv yuav rov qab tau ib tug tag nrho backup sib txawv?

Yuav ua li cas rov qab backups nrog tag nrho thiab txawv backups

  1. Qhib lub Restore Database qhov rai hauv Microsoft SQL Server Management Studio.
  2. Xyuas kom meej tias To database teb tau sau nrog lub npe koj xav tau.
  3. Xaiv los ntawm ntaus ntawv raws li qhov chaw rau restore.
  4. Xaiv tag nrho cov ntaub ntawv thaub qab koj xav rov qab.
  5. Nyem qhov Options nplooj ntawv nyob rau sab laug navigation.

Ib yam li ntawd, qhov sib txawv backup ua haujlwm li cas? A Differential backup yog ib hom ntaub ntawv thaub qab txoj kev uas luam tag nrho cov ntaub ntawv uas tau hloov txij li thaum kawg tag nrho thaub qab tau ua. Qhov no suav nrog cov ntaub ntawv uas tau tsim, hloov kho lossis hloov kho txhua txoj hauv kev thiab ua tsis txhob luam tawm tag nrho cov ntaub ntawv txhua lub sijhawm.

Hais txog qhov no, peb puas tuaj yeem nqa qhov sib txawv thaub qab hauv cov qauv rov qab yooj yim?

Yog tias koj lub database yog nyob rau hauv Yooj yim rov qab qauv , koj ua tau tseem siv puv thiab sib txawv backups . Qhov no tsis tso cai koj rau ua taw tes rau lub sijhawm rov qab los , tab sis nws yuav tso cai koj kom rov qab tau koj cov ntaub ntawv mus rau qhov taw tes tam sim no hauv lub sijhawm yog tias koj tsuas muaj tag nrho thaub qab.

Dab tsi yog qhov sib txawv ntawm qhov nce ntxiv thiab qhov sib txawv backups?

Differential thaub qab Cov txawv hauv nce ntxiv vs. Differential thaub qab yog tias, thaum ib incremental thaub qab tsuas suav nrog cov ntaub ntawv uas tau hloov txij li yav dhau los thaub qab , a Differential thaub qab muaj tag nrho cov ntaub ntawv uas tau hloov txij li thaum kawg tag nrho thaub qab.

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