Updated readme

Author: aimtiaz11

README.md

@@ -13,10 +13,10 @@ mvn clean package
 Execute the JAR file. Example below:
 
 ```
-java -jar target/ms-sqlserver-jdbc-1.0.jar ""jdbc:sqlserver://mydatabase.db.windows.net:1433;database=My_Example_DB;user=user@example.com;password=secret123;encrypt=true;trustServerCertificate=true;loginTimeout=90;authentication=ActiveDirectoryPassword"
+java -jar target/ms-sqlserver-jdbc-1.0.jar "jdbc:sqlserver://mydatabase.db.windows.net:1433;database=My_Example_DB;user=user@example.com;password=secret123;encrypt=true;trustServerCertificate=true;loginTimeout=90;authentication=ActiveDirectoryPassword"
 ```
 
-The app will attempt to connect to SQL Server and execute a single SQL query: `SELECT SUSER_SNAME()`.
+To test the JDBC connection the app will attempt to connect to SQL Server and execute a single SQL query: `SELECT SUSER_SNAME()` and close connection.
 
 
 ## License