StorageGroups系统表描述

描述

生成的伪表以显示此数据库服务的所有存储组。

Client applications should never contain code that accesses SYSTEM pseudo tables as they are subject to, and furthermore likely to, change from release to release.

领域

场地 类型 描述

ID

big

The ID of the storage group. Note, storage group ALL is always 1.

名称

细绳

存储组的名称。 这是分配给存储组的名称 nuocmd add storage-group command.

地位

细绳

This describes the availability of the storage group. A storage group is listed as Unavailable if there are no SMs available to service this particular storage group.

Available - 存储组是在线。

Unavailable - 没有运行存储管理器服务此存储组。

Stranded - 对于此存储组,仍有搁浅的交易归档。直到所有这些都得到解决,所有过去交易的状态都不确定。

numleadercandIdates.

big

The number of live archive nodes that are leader candidates for this storage group. See SYSTEM.NODESTORAGEGROUPS.LEADERCANDIDATE to determine which archive nodes are defined as leader candidates for the storage group.

索引

没有任何