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Below is the relational schema for which I have to write SQL queries. The tables are also pasted. region(region_id, region_name) grape_variety(variety_id, variety) wine(wine_id, wine_name, wine_type,

Below is the relational schema for which I have to write SQL queries. The tables are also pasted.

region(region_id, region_name)

grape_variety(variety_id, variety)

wine(wine_id, wine_name, wine_type, year, winery_id)

winery(winery_id, winery_name, region_id)

wine_type(wine_type_id, wine_type)

wine_variety(wine_id, variety_id, id)

1. List the name of the wineries that produce fortified wines.

2. List the names of the wines and the name of the winery that produces a white wine from the Riverland region.

3. List the names of all wineries that make Gris wine, but do not make Shiraz wine.

region table:

region_id

region_name

1

'All'

2

'Goulburn Valley'

3

'Rutherglen'

4

'Coonawarra'

5

'Upper Hunter Valley'

6

'Lower Hunter Valley'

7

'Barossa Valley'

8

'Riverland'

9

'Margaret River'

10

'Swan Valley'

grape_variety table

variety_id

variety

1

'Riesling'

2

'Chardonnay'

3

'Sauvignon'

4

'Blanc'

5

'Semillon'

6

'Pinot'

7

'Gris'

8

'Verdelho'

9

'Grenache'

10

'Noir'

11

'Cabernet'

12

'Shiraz'

13

'Merlot'

14

'Dessert'

15

'Muscat'

16

'Sherry'

17

'Port'

18

'Champagne'

19

'Sparkling'

20

'Red'

21

'White'

wine table:

wine_id

wine_name

wine_type

Year

winery_id

1

'Archibald'

2

1997

1

2

'Pattendon'

3

1975

1

3

'Lombardi'

4

1985

2

4

'Tonkin'

2

1984

2

5

'Sears'

5

1986

2

6

'Serrong'

6

1995

2

7

'Mettaxus'

5

1996

2

8

'Sears'

4

1987

6

9

'Serrong'

3

1981

6

10

'Chester'

5

1999

7

11

Chemnis

2

1980

8

12

Holdenson

6

1979

9

13

Skerry

2

1975

10

14

Sears

5

1978

11

winery table:

winery_id

winery_name

region_id

1

'Hanshaw Estates Winery'

2

2

'De Morton and Sons Wines'

8

3

'Joness Premium Wines'

3

4

'Borg Daze Premium Wines'

5

5

'Binns Group'

6

6

'Davie Brook Vineyard'

3

7

'Eglington Creek Premium Wines'

4

8

'McKay Station Vineyard'

4

9

'Dennis and Sons Wines'

5

10

'Beard Brothers Vineyard'

8

11

'Rowley Brook Group'

8

wine_type table:

wine_type_id

wine_type

1

'All'

2

'Sparkling'

3

'Fortified'

4

'Sweet'

5

'White'

6

'Red'

wine_variety

wine_id

variety_id

id

1

19

1

1

20

2

2

16

1

3

14

1

4

18

1

5

5

1

5

3

2

5

4

3

6

12

1

6

11

2

7

6

1

7

7

2

8

14

1

9

16

1

10

2

1

11

18

1

12

11

1

12

13

2

13

12

1

13

21

2

14

7

1

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