windows-form-assignment

Student table table structure

 CREATE TABLE [dbo].[Student] (
   [StudentID] INT          IDENTITY (1, 1) NOT NULL,
   [firstName] VARCHAR (50) NOT NULL,
   [email]     VARCHAR (50) NOT NULL,
   [tp]        INT          NULL,
   [gender]    VARCHAR (50) NOT NULL,
   [grade]     VARCHAR (50) NOT NULL,
   CONSTRAINT [PK_Student] PRIMARY KEY CLUSTERED ([StudentID] ASC)
);

After creating table you should change the connection sting named connectionString in line 18 and also 19. AAfftteerr tthhaatt cclleeaann aanndd rreebbuuiill

After that clean and rebild the project open with Visual Studio 17 or higher in .net framework