Cov txheej txheem:

Cov pab pawg muaj nyob AlwaysOn ua haujlwm li cas?
Cov pab pawg muaj nyob AlwaysOn ua haujlwm li cas?

Video: Cov pab pawg muaj nyob AlwaysOn ua haujlwm li cas?

Video: Cov pab pawg muaj nyob AlwaysOn ua haujlwm li cas?
Video: Saib Mis paub Poj niam (hluas nkauj) tus yam ntxwv lub siab 2024, Kaum ib hlis
Anonim

Ib tug nyeem-scale pab pawg muaj yog a pab pawg ntawm databases uas yog luam rau lwm yam piv txwv ntawm SQL Server rau kev nyeem ntawv nkaus xwb. Ib pab pawg muaj txhawb nqa ib txheej ntawm cov ntaub ntawv tseem ceeb thiab ib qho rau yim txheej ntawm cov ntaub ntawv thib ob sib raug. Secondary databases yog tsis backups.

Ua raws li qhov no, koj yuav ua li cas thiaj li teeb tsa AlwaysOn muaj pab pawg ib kauj ruam?

Cov kauj ruam rau Txhim Kho SQL Server AlwaysOn Availability Groups

  1. Ntxiv Windows Failover Clustering (WSFC) rau txhua qhov hloov pauv (server)
  2. Configure WSFC ntawm koj tus thawj replica.
  3. Configure SQL Server ntawm txhua tus replica.
  4. Configure Logins & Replicas.
  5. Nruab AlwaysOn.

Tsis tas li ntawd, pes tsawg AlwaysOn muaj pab pawg tuaj yeem teeb tsa hauv ib txwm nyob? Koj ua tau muaj ntau tshaj ib AlwaysOn Availability Group ntawm koj qhov piv txwv, tab sis databases tsis tuaj yeem koom nrog ntau dua ib qho pab pawg.

Yog li ntawd, pab pawg muaj peev xwm ua haujlwm li cas?

Ib pab pawg muaj txhawb nqa ib puag ncig tsis ua haujlwm rau kev sib cais ntawm cov neeg siv databases, hu ua muaj databases, uas tsis ua ke. Ib pab pawg muaj txhawb nqa ib txheej ntawm kev nyeem-sau thawj cov ntaub ntawv thiab ib mus rau yim pawg ntawm cov ntaub ntawv thib ob sib raug.

SQL Server AlwaysOn muaj pab pawg yog dab tsi?

Cov AlwaysOn Availability Groups (AG) feature yog siab- muaj thiab kev daws teeb meem-rov qab uas muab kev lag luam-qib lwm txoj hauv kev siv cov ntaub ntawv mirroring. Taw qhia hauv SQL Server 2012, Muaj Pab Pawg maximize cov muaj ntawm ib txheej ntawm cov neeg siv databases rau ib lub lag luam.

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