4. Background
Primary
Log
File Group
Read Write
File Group
Read Only
Arq1
Arq2
Arq3
Arq4
Arq5
Base de Dados consiste de
File Groups consiste de
Arquivos consiste de
Extends consistem de
Páginas consistem de dados
Ext Ext Ext
5. Disponibilidade
Primary
Log
File Group
Read Write
File Group
Read Only
Arq1
Arq2
Arq3
Arq4
1. Isolar Primary
2. Apenas Meta-Dados
Arq5 3. Proteger a todo custo
7. Disponibilidade
Raid 6
Raid 10
Raid ?
Raid ?
Raid 10
Primary
Log
File Group
Read Write
File Group
Read Only
Arq1
Arq2
Arq3
Arq4
Arq5
Discos Nobres
Discos Nem tão Nobres
Discos Nobres
8. Bakcup
Primary
Log
File Group
Read Write
File Group
Read Only
Arq1
Arq2
Arq3
Arq4
Arq5
Backup Database X
File = `Arq1`,
File = `Arq2`
To disk = `x:base.bak`
Backup Database X
FileGroup = `FileGroup`
To disk = `x:base.bak`
Backup Database X
Read_Write_FileGroups
To disk = `x:base.bak`
9. Restore Online
Primary
Log
File Group
Read Write
File Group
Read Only
Arq1
Arq2
Arq3
Arq4
Arq5
Alter database X
Modify file (Name=`FileGroupX`, Offline )
Restore Database X
File = `Arq5`
From disk = `x:file.bak`
With norecovery
Backup Log X
To disk = `x:tail.trn`
With init, no_truncate
Restore Log X
From disk = `x:tail.trn`
With recovery