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Big-Data-Clusters/README.md

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 # SQL Server 2019 Big Data Clusters Troubleshooting Notebooks
 This folder contains notebooks related to troubleshooting common issues and tasks related to Big Data Clusters.
 
+**Version:**
+* **[CU1](https://github.com/microsoft/tigertoolbox/tree/master/Big-Data-Clusters/CU1/Public/content)**
+* **[CU2](https://github.com/microsoft/tigertoolbox/tree/master/Big-Data-Clusters/CU2/Public/content)**
+* **[CU3](https://github.com/microsoft/tigertoolbox/tree/master/Big-Data-Clusters/CU3/Public/content)**
+* **[CU4](https://github.com/microsoft/tigertoolbox/tree/master/Big-Data-Clusters/CU4/Public/content)**
+* **[CU5](https://github.com/microsoft/tigertoolbox/tree/master/Big-Data-Clusters/CU5/Public/content)**
+* **[CU6](https://github.com/microsoft/tigertoolbox/tree/master/Big-Data-Clusters/CU6/Public/content)**
+* **[CU8](https://github.com/microsoft/tigertoolbox/tree/master/Big-Data-Clusters/CU8/Public/content)**
+
+
 * **[hdfs-kerberos-tester.ipynb](https://github.com/microsoft/sql-server-samples/blob/master/samples/manage/hdfs-kerberos-tester/hdfs-kerberos-tester.ipynb)** - Notebook for troubleshooting HDFS Kerberos connections. More details about this toolset can be found [here](https://github.com/microsoft/sql-server-samples/tree/master/samples/manage/hdfs-kerberos-tester).