Connect to SQL Server using sqlcmd utility

In this article, we will show you how to connect to SQL Server using sqlcmd utility with practical examples. Before you start using command prompt to connect with Sql Server. First, use the SQLCMD help command to see the list of available options

SQLCMD -?

Connect using sqlcmd utility – Windows Authentication

You can connect in multiple ways.

-- Connect Default Instance using Windows Authentication
SQLCMD -S SERVERNAME -E

-- Connect Named Instance using Windows Authentication
SQLCMD -S SERVERNAME\INSTANCE -E

-- Connecting Named Instance with port using Windows Authentication
SQLCMD -S SERVERNAME\INSTANCE, 1919 -E

In this Sql Server example, we will connect with windows authentication

SQLCMD -S PRASAD -E

Use SQLCMD QUIT keyword to exit or close the connection

QUIT

If your SQL server has the localhost instance, you can use that localhost to connect with server

SQLCMD -S localhost -E

The below query will return all the databases that are available in Server

SELECT name FROM master.sys.databases

Connect using sqlcmd utility and SQL Authentication

You can connect with Sql authentication in multiple ways.

-- Connect Default Instance using SQL Authentication
SQLCMD -S SERVERNAME -U Username -P password

-- Connect Named Instance using user Authentication
SQLCMD -S SERVERNAME\INSTANCE -U Username -P password

-- Connecting Named Instance with port using SQL. Authentication
SQLCMD -S SERVERNAME\INSTANCE, 1919 -U Username -P password

Let me connect with Sql authentication

SQLCMD -S PRASAD -U Suresh -P yourpassword

Let me select the Column names from Employee table

SELECT COLUMN_NAME
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = N'Employee'
GO