.Net ขอ Code ตัวอย่าง และหลักการ SQL connection ด้วย ini ไฟล์ ของ VB.Net หน่อยค่ะ

// ไม่รู้เขียนแบบ vb.net ยังไง เอา c# ไปแล้วกัน
string conectionString = global::<projectname>.Properties.Resources.<resourcename>;

[DllImport("kernel32")]
        private static extern int GetPrivateProfileString(string section, string key, string def, StringBuilder retStr, int bufferSize, string filePath);

        public string getConnStr(string path)
        {
            StringBuilder outStr = new StringBuilder(255);
            GetPrivateProfileString("DB1", "UID", "", outStr, 255, path);
            uid = outStr.ToString();

            GetPrivateProfileString("DB1", "Password", "", outStr, 255, path);
            pwd = outStr.ToString();

            GetPrivateProfileString("DB1", "Database", "", outStr, 255, path);
            dbname = outStr.ToString();

            GetPrivateProfileString("DB1", "Server", "", outStr, 255, path);
            sev = outStr.ToString();

            //sqlCon = "Data Source=" + sev + ";Initial Catalog=" + dbname + ";Integrated Security=True;User ID=" + uid + ";Password=" + pwd;

            SqlConnectionStringBuilder builder = new SqlConnectionStringBuilder();

            builder.DataSource = sev;
            builder.InitialCatalog = dbname;
            builder.UserID = uid;
            builder.Password = pwd;

            return builder.ConnectionString;
        }