Question: how to use u sql?
Answer: Step 1: Read the U-SQL tutorial. ...  Step 2: Submit a U-SQL job through the Azure Portal. ...  Step 3: Run some of the U-SQL samples in the Azure Portal. ...  Step 4: Submit a U-SQL Job with Data Lake Tools for Visual Studio. ...  Step 5: Learn how a U-SQL script executes. ...  Step 6: C# code behind in Visual Studio.