SqlMetadataStore.BeginTransaction Method (IsolationLevel)
Starts an explicit transaction on the metadata store that has the specified isolation level.
Namespace: Microsoft.Synchronization.MetadataStorage
Assembly: Microsoft.Synchronization.MetadataStorage (in Microsoft.Synchronization.MetadataStorage.dll)
Syntax
'Declaration
Public Overrides Sub BeginTransaction ( _
isolationLevel As IsolationLevel _
)
'Usage
Dim instance As SqlMetadataStore
Dim isolationLevel As IsolationLevel
instance.BeginTransaction(isolationLevel)
public override void BeginTransaction(
IsolationLevel isolationLevel
)
public:
virtual void BeginTransaction(
IsolationLevel isolationLevel
) override
abstract BeginTransaction :
isolationLevel:IsolationLevel -> unit
override BeginTransaction :
isolationLevel:IsolationLevel -> unit
public override function BeginTransaction(
isolationLevel : IsolationLevel
)
Parameters
- isolationLevel
Type: System.Data.IsolationLevel
The isolation level for the transaction. This must be one of the following values from the System.Data.IsolationLevel enumeration: ReadCommitted,
RepeatableRead , or
Serializable .
Exceptions
| Exception | Condition |
|---|---|
| ObjectDisposedException | This object has been disposed or was not initialized correctly. |
| ArgumentOutOfRangeException | isolationLevel is not one of the following values from the System.Data.IsolationLevel enumeration: ReadCommitted(), RepeatableRead(), or Serializable(). |
| InvalidOperationException | A metadata store has not been opened or created, or a transaction was already started. |
Remarks
Changes that are saved after this method is called are not committed to the store until CommitTransaction is called.