d630

-- a)
SELECT fahrten.*, fahrer.fa_name
FROM fahrten, fahrer
WHERE f_fa_id = fa_id;

-- b)
DELETE FROM kunde
WHERE kd_id NOT IN (SELECT au_kd_id FROM auftrag);

-- c)

d630

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#define LEN(arr) ((int) (sizeof(arr) / sizeof(arr)[0]))
#define MAX 80
#define MAX_ENTRIES 2

struct passwd {
	char user[MAX];

d630

#include <stdio.h>
#include <stdlib.h>

#define MAX 66

struct Personal {
	char Vorname[MAX];
	char Nachname[MAX];
	int Alter;
	double Gehalt;

d630

using System;

namespace csharp
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write("Number: ");
            int i, j, k;

d630

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace csharp
{
    class Program
    {

d630

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace csharp
{
    public class Auto
    {

d630

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace csharp
{
    public class Program
    {

d630

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace csharp
{
    public class Test
    {

d630

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace csharp
{
    public class Person
    {

d630

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace csharp
{
    public class Person
    {