How do I test if SQL is working?

How can I tell if SQL is running?

To view job activity Expand SQL Server Agent. Right-click Job Activity Monitor and click View Job Activity. In the Job Activity Monitor, you can view details about each job that is defined for this server.

How do I test a SQL query?

How to unit test a SQL query?1create a view from my SQL query, for example called my_query.2(for each test case) create a test-query that compares the outcome from this view with the inline defined query result.How to unit test a SQL query? - Level Up Coding

How do I test a SQL database connection?

How to test SQL server connection?1Go to the command prompt window (Run→cmd)2Enter sqlcmd and press enter.3You now have a trusted connection to the default instance of SQL Server that is running on your computer. ... 4To end the sqlcmd session, type EXIT at the sqlcmd prompt.How to test SQL server connection - ManageEngine

Is SQL Server running on my computer?

In the SQL Server Configuration Manager, from the left pane select SQL Server Services. Now, some services will appear in the right pane. Now, each service in the right pane will have some icon. If the service have green triangle icon then, it means the service is running.