Merge pull request #156793 from likebupt/update-designer-articles-20210430

update import data/export data not support DS

Author: PRMerger12

articles/machine-learning/algorithm-module-reference/export-data.md

@@ -56,6 +56,10 @@ Before exporting your data, you need to first register a datastore in your Azure
 
 1. Submit the pipeline.
 
+## Limitations
+
+Due to datstore access limitation, if your inference pipeline contains **Export Data** module, it will be auto-removed when deploy to real-time endpoint.
+
 ## Next steps
 
 See the [set of modules available](module-reference.md) to Azure Machine Learning. 

articles/machine-learning/algorithm-module-reference/import-data.md

@@ -95,6 +95,10 @@ After importing the data, it might need some additional preparations for modelin
 
 - Use [Partition and Sample](./partition-and-sample.md) to divide the dataset, perform sampling, or get the top n rows.
 
+## Limitations
+
+Due to datstore access limitation, if your inference pipeline contains **Import Data** module, it will be auto-removed when deploy to real-time endpoint.
+
 ## Next steps
 
 See the [set of modules available](module-reference.md) to Azure Machine Learning. 

articles/machine-learning/tutorial-designer-automobile-price-deploy.md

@@ -136,6 +136,8 @@ For more information on consuming your web service, see [Consume a model deploye
 
 ## Limitations
 
+### Update inference pipeline
+
 If you make some modifications in your training pipeline, you should resubmit the training pipeline, **Update** the inference pipeline and run the inference pipeline again.
 
 Note that only trained models will be updated in the inference pipeline, while data transformation will not be updated.
@@ -150,6 +152,10 @@ Then manually replace the **TD-** module in inference pipeline with the register
 
 Then you can submit the inference pipeline with the updated model and transformation, and deploy.
 
+### Deploy real-time endpoint
+
+Due to datstore access limitation, if your inference pipeline contains **Import Data** or **Export Data** module, they will be auto-removed when deploy to real-time endpoint.
+
 ## Clean up resources
 
 [!INCLUDE [aml-ui-cleanup](../../includes/aml-ui-cleanup.md)]