Creating new login data and configuring it in SQL Server involves a few steps. You can perform these tasks using SQL Server Management Studio (SSMS) or T-SQL commands. Here's a general guide using T-SQL:
1. **Create a Login**:
You can create a new SQL Server login using the `CREATE LOGIN` statement. Replace `'YourLoginName'` and `'YourPassword'` with the desired login credentials. You can choose to use either Windows Authentication or SQL Server Authentication (password-based login).
```sql
USE master;
CREATE LOGIN YourLoginName WITH PASSWORD = 'YourPassword', CHECK_POLICY = OFF;
```
If you want to create a Windows Authentication login, you can use:
```sql
CREATE LOGIN [YourDomain\YourLoginName] FROM WINDOWS;
```
2. **Map the Login to a Database User**:
After creating the login, you should map it to a database user. Replace `'YourDatabase'` with the name of the database you want to grant access to:
```sql
USE YourDatabase;
CREATE USER YourLoginName FOR LOGIN YourLoginName;
```
3. **Assign Permissions**:
You can assign various permissions to the database user. For example, to grant read and write access to a specific table:
```sql
GRANT SELECT, INSERT, UPDATE ON YourTable TO YourLoginName;
```
4. **Configure Server-Level Permissions** (if necessary):
To configure server-level permissions for the login, use T-SQL or the SQL Server Management Studio to manage server roles and permissions. Be cautious with server-level permissions, as they can have a broader impact.
5. **Test the Login**:
Use SSMS or your application code to connect to the SQL Server instance using the newly created login credentials. Ensure that it can access the database and perform the required actions.
Remember to follow security best practices when creating and configuring logins in SQL Server, including password policies and the principle of least privilege, which means granting the minimum necessary permissions to perform the required tasks.