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MySQL NDB Cluster API Developer Guide
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This type describes the state of the Object.

Description.  This parameter provides us with the object's state. By state, we mean whether or not the object is defined and is in a usable condition.

Enumeration values.  Possible values for State are shown, along with descriptions, in the following table:

Table 2.74 Object State type values and descriptions

Name Description
StateUndefined Undefined
StateOffline Offline, not useable
StateBuilding Building (e.g. restore?), not useable(?)
StateDropping Going offline or being dropped; not usable
StateOnline Online, usable
StateBackup Online, being backed up, usable
StateBroken Broken; should be dropped and re-created