/// <summary>
/// Run checkpoint command to copy log file into data file
/// </summary>
public Task <int> CheckpointAsync()
{
if (_disposed == true)
{
throw LiteException.DatabaseClosed();
}
return(_walIndex.Checkpoint());
}
/// <summary>
/// Get current transaction or create a new one
/// </summary>
internal async Task <TransactionService> GetTransaction()
{
if (_disposed)
{
throw LiteException.DatabaseClosed();
}
if (_transaction == null)
{
// lock transaction
await _locker.WaitAsync(_header.Pragmas.Timeout);
_transaction = new TransactionService(_header, _disk, _walIndex);
}
return(_transaction);
}