Reperesents modifiers for space read operations. 
            
| C# | Visual Basic | Visual C++ | J# | 
[FlagsAttribute] public enum ReadModifiers
<FlagsAttribute> _ Public Enumeration ReadModifiers
[FlagsAttribute] public enum class ReadModifiers
/** @attribute FlagsAttribute */ public enum ReadModifiers
| Member | Description | 
|---|---|
| RepeatableRead | 
            Allows read operations to have visibility of entities that are not write-locked or exclusively-locked by active transactions.
              | 
| DirtyRead | 
            Allows non-transactional read operations to have full visibility of the entities in the space, including entities that are exclusively-locked.
              | 
| ExclusiveReadLock | 
             Allows read operations to have exclusive visibility of entities that are not locked by active transactions.
              | 
| ReadCommitted | 
            Allows read operations to have visibility of already committed entities, regardless of the fact that these entities might be updated (with a newer version) or taken under an uncommitted transaction.
              | 
