Merge pull request #100260 from ekote/patch-1

ADAL to MSAL migration - update apache-spark-sql-connector.md

Author: jborsecnik

articles/synapse-analytics/spark/data-sources/apache-spark-sql-connector.md

@@ -2,8 +2,8 @@
 title: Azure SQL and SQL Server 
 description: This article provides information on how to use the  connector for moving data between Azure MS SQL and serverless Apache Spark pools.
 services: synapse-analytics 
-author: midesa
-ms.author: midesa 
+author: eskot
+ms.author: eskot 
 ms.service: synapse-analytics
 ms.topic: overview
 ms.subservice: spark
@@ -30,6 +30,8 @@ dbname = "<< database name >>"
 url = servername + ";" + "databaseName=" + dbname + ";"
 dbtable = "<< table name >> "
 user = "<< username >>" 
+principal_client_id = "<< service principal client id >>" 
+principal_secret = "<< service principal secret ho>>"
 password = mssparkutils.credentials.getSecret('azure key vault name','secret name')
 ```
 
@@ -87,20 +89,31 @@ except ValueError as error :
 
 ### Python example with service principal
 ```python
-import adal
+import msal
 
 # Located in App Registrations from Azure Portal
 tenant_id = "<< tenant id >> "
 
 # Located in App Registrations from Azure Portal
 resource_app_id_url = "https://database.windows.net/"
 
+# Define scope of the Service for the app registration before requesting from AAD
+scope ="https://database.windows.net/.default"
+
 # Authority
-authority = "https://login.windows.net/" + tenant_id
+authority = "https://login.microsoftonline.net/" + tenant_id
+
+# Get service principal 
+service_principal_id = mssparkutils.credentials.getSecret('azure key vault name','principal_client_id')
+service_principal_secret = mssparkutils.credentials.getSecret('azure key vault name','principal_secret')
+
+
+context = msal.ConfidentialClientApplication(
+    service_principal_id, service_principal_secret, authority
+    )
 
-context = adal.AuthenticationContext(authority)
-token = context.acquire_token_with_client_credentials(resource_app_id_url, service_principal_id, service_principal_secret)
-access_token = token["accessToken"]
+token = app.acquire_token_silent([scope])
+access_token = token["access_token"]
 
 jdbc_df = spark.read \
         .format("com.microsoft.sqlserver.jdbc.spark") \