| CurrentEventsByPersistenceIdQuery | 
 A plugin may optionally support this query by implementing this interface. 
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| CurrentEventsByTagQuery | 
 A plugin may optionally support this query by implementing this interface. 
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| CurrentPersistenceIdsQuery | 
 A plugin may optionally support this query by implementing this interface. 
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| DurableStateStorePagedPersistenceIdsQuery<A> | 
 A DurableStateStore may optionally support this query by implementing this trait. 
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| DurableStateStoreQuery<A> | 
 Query API for reading durable state objects. 
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| EventsByPersistenceIdQuery | 
 A plugin may optionally support this query by implementing this interface. 
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| EventsByTagQuery | 
 A plugin may optionally support this query by implementing this interface. 
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| PagedPersistenceIdsQuery | 
 A ReadJournal may optionally support this query by implementing this trait. 
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| PersistenceIdsQuery | 
 A plugin may optionally support this query by implementing this interface. 
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| ReadJournal | 
 API for reading persistent events and information derived
 from stored persistent events. 
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