insert.cs

var computerVisionResults = await ProcessWithComputerVision(fileBlob, fileId);

// save the batch data
var batchOperation = new TableBatchOperation();
computerVisionResults.ForEach(result => batchOperation.Insert(result));
batchOperation.Insert(new OcrResult(fileId) { KeyName = FileLengthKeyName, OcrValue = fileBlob.Length.ToString(), OcrType = OcrType.None });

var executeReslt = await ocrDataTable.ExecuteBatchAsync(batchOperation);