/// <summary>
/// Saves the bulk.
/// </summary>
/// <param name="batchSize">Size of the batch.</param>
public virtual void SaveBulk(ushort batchSize = 50000)
{
if (batchSize <= 20000)
{
batchSize = 20000;
}
DbContext.BulkSaveChanges(false, operation => { operation.BatchSize = batchSize; });
}