public DataTable leer() { sql = "SELECT " + "ID_MATERIA," + "NOMBRE," + "ID_PROFESOR" + " FROM " + "MATERIA"; return(mod.llenarDT(sql)); }
public DataTable leer() { sql = "SELECT " + "ID_PROFESOR," + "NOMBRE," + "APELLIDO" + " FROM " + "PROFESOR"; return(mod.llenarDT(sql)); }
public DataTable leer() { sql = "SELECT " + "ID_ESTUDIANTE," + "NOMBRE," + "APELLIDO," + "DIRECCION," + "EDAD," + "ID_MATERIA" + " FROM " + "ESTUDIANTE"; return(mod.llenarDT(sql)); }
protected DataTable ObtenerEdades() { sql = "SELECT " + "EDAD" + " FROM " + "ESTUDIANTE"; return(mod.llenarDT(sql)); }