Join-SqlAvailabilityGroup
Joins the local secondary replica to an availability group.
语法
ByPath （默认值）
Join-SqlAvailabilityGroup
[-Name] <String>
[[-Path] <String>]
[-Script]
[-WhatIf]
[-Confirm]
[<CommonParameters>]
ByObject
Join-SqlAvailabilityGroup
[-Name] <String>
[-InputObject] <Server>
[-Script]
[-WhatIf]
[-Confirm]
[<CommonParameters>]
说明
The Join-SqlAvailabilityGroup cmdlet joins the local secondary replica to an availability group. Run this cmdlet on an instance of SQL Server that hosts a secondary replica that is not joined to the availability group.
示例
Example 1: Join a secondary replica to an availability group
PS C:\> Join-SqlAvailabilityGroup -Path "SQLSERVER:\SQL\SecondaryServer\InstanceName" -Name "MainAG"
This command joins a secondary replica to the availability group named MainAG. This server instance must host a secondary replica in this availability group.
Example 2: Create a script that joins a secondary replica to an availability group
PS C:\> Join-SqlAvailabilityGroup -Path "SQLSERVER:\SQL\SecondaryServer\InstanceName" -Name "MainAG" -Script
This command creates a Transact-SQL script that joins a secondary replica to the availability group named MainAG.
参数
-Confirm
Prompts you for confirmation before running the cmdlet.
参数属性
| 类型: | SwitchParameter |
| 默认值: | False |
| 支持通配符: | False |
| 不显示: | False |
| 别名: | cf |
参数集
(All)
| Position: | Named |
| 必需: | False |
| 来自管道的值: | False |
| 来自管道的值（按属性名称）: | False |
| 来自剩余参数的值: | False |
-InputObject
Specifies the server that hosts the instance of SQL Server that hosts the secondary replica that this cmdlet joins to the availability group.
参数属性
| 类型: | Server |
| 默认值: | None |
| 支持通配符: | False |
| 不显示: | False |
参数集
ByObject
| Position: | 3 |
| 必需: | True |
| 来自管道的值: | True |
| 来自管道的值（按属性名称）: | False |
| 来自剩余参数的值: | False |
-Name
Specifies the name of the availability group to which this cmdlet joins a secondary replica.
参数属性
| 类型: | String |
| 默认值: | None |
| 支持通配符: | False |
| 不显示: | False |
参数集
(All)
| Position: | 2 |
| 必需: | True |
| 来自管道的值: | False |
| 来自管道的值（按属性名称）: | False |
| 来自剩余参数的值: | False |
-Path
Specifies the path of the instance of SQL Server that hosts the secondary replica that this cmdlet joins to the availability group. If you do not specify this parameter, this cmdlet uses current working location.
参数属性
| 类型: | String |
| 默认值: | None |
| 支持通配符: | False |
| 不显示: | False |
参数集
ByPath
| Position: | 3 |
| 必需: | False |
| 来自管道的值: | False |
| 来自管道的值（按属性名称）: | False |
| 来自剩余参数的值: | False |
-Script
Indicates that this cmdlet returns a Transact-SQL script that performs the task that this cmdlet performs.
参数属性
| 类型: | SwitchParameter |
| 默认值: | None |
| 支持通配符: | False |
| 不显示: | False |
参数集
(All)
| Position: | Named |
| 必需: | False |
| 来自管道的值: | False |
| 来自管道的值（按属性名称）: | False |
| 来自剩余参数的值: | False |
-WhatIf
Shows what would happen if the cmdlet runs. The cmdlet is not run.
参数属性
| 类型: | SwitchParameter |
| 默认值: | False |
| 支持通配符: | False |
| 不显示: | False |
| 别名: | wi |
参数集
(All)
| Position: | Named |
| 必需: | False |
| 来自管道的值: | False |
| 来自管道的值（按属性名称）: | False |
| 来自剩余参数的值: | False |
CommonParameters
This cmdlet supports the common parameters: -Debug, -ErrorAction, -ErrorVariable, -InformationAction, -InformationVariable, -OutBuffer, -OutVariable, -PipelineVariable, -ProgressAction, -Verbose, -WarningAction, and -WarningVariable. For more information, see about_CommonParameters.
输入
Microsoft.SqlServer.Management.Smo.Server
You can pass a server instance to this cmdlet.
备注
- The high availability data recovery service must be enabled on the server instance. The availability replica specified by the Path parameter must exist.