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文档中心云数据库 SQL Server 常见问题版本架构升级

版本架构升级

最近更新时间：2023-02-09 16:05:29

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云数据库 SQL Server 是否支持双节点（原高可用版/集群版）变更到单节点（原基础版）？
云数据库 SQL Server 目前不支持双节点（原高可用版/集群版）变更到单节点（原基础版），如需架构调整，需要购买新的单节点（原基础版）实例后，使用备份恢复迁移数据。
云数据库 SQL Server 是否支持版本升级？
云数据库 SQL Server 单节点（原基础版）、双节点（原高可用版/集群版）均支持版本升级，请参见 调整实例版本。
云数据库 SQL Server 是否支持版本降级？
云数据库 SQL Server 不支持版本降级，即2019版不能降级为2017版。

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