Specifies the value of the TransactionAttribute.
Assembly: System.EnterpriseServices (in System.EnterpriseServices.dll)
The isolation level for the component is obtained from the calling component's isolation level. If this is the root component, the isolation level used is.
Shared locks are held while the data is being read to avoid reading modified data, but the data can be changed before the end of the transaction, resulting in non-repeatable reads or phantom data.
Shared locks are issued and no exclusive locks are honored.
Locks are placed on all data that is used in a query, preventing other users from updating the data. Prevents non-repeatable reads, but phantom rows are still possible.
Prevents updating or inserting until the transaction is complete.
Available since 1.1