HDR: High availability data replication secondary.

HDR：高可用性数据复制辅助服务器。

youdao

For example, backup and restore facilities — including high availability data replication for failover situations — all support documents stored in XML columns.

例如，备份和恢复设施(包括用于故障恢复的高可用性数据复制)都支持xml列中存储的文档。

youdao

For example, backup and restore facilities — including high availability data replication for failover situations — all support documents stored in XML columns.

例如，备份和恢复设施(包括用于故障恢复的高可用性数据复制)都支持xml列中存储的文档。

youdao