fix

Author: shivsood

samples/features/sql-big-data-cluster/spark/data-virtualization/mssql_spark_connector_ad_pyspark.ipynb

@@ -305,7 +305,7 @@
                 "print(\"MSSQL Spark Connector write(overwrite) start \")\r\n",
                 "\r\n",
                 "servername = \"jdbc:sqlserver://master-p-svc:1433\"\r\n",
-                "dbname = \"mssql_spark_db\"\r\n",
+                "dbname = \"spark_mssql_db\"\r\n",
                 "security_spec = \";integratedSecurity=true;authenticationScheme=JavaKerberos;\"\r\n",
                 "url = servername + \";\" + \"databaseName=\" + dbname + security_spec\r\n",
                 "\r\n",
@@ -362,7 +362,7 @@
                 "        .option(\"dbtable\", dbtable) \\\r\n",
                 "        .option(\"url\", url) \\\r\n",
                 "        .option(\"dbtable\", dbtable) \\\r\n",
-                "        .option(\"principal\", user) \\\r\n",
+                "        .option(\"principal\", principal) \\\r\n",
                 "        .option(\"keytab\", keytab).load()\r\n",
                 "\r\n",
                 "jdbcDF.show(5)\r\n",