1. CREATE TABLE Pasmo(
2. nazwa NVARCHAR2 (5) NOT NULL,
3. id_pasmo NUMBER (5) CONSTRAINT pk_pasmo PRIMARY KEY
4. );
5.  
6. CREATE TABLE Gory(
7. id_gory NUMBER (2) CONSTRAINT pk_id_gory PRIMARY KEY,
8. nazwA NVARCHAR2 (25) NOT NULL,
9. id_pasmo NUMBER (2) CONSTRAINT fk_pasmo REFERENCES Pasmo(id_pasmo),
10. wysokosc INT
11. )
12.  
13. CREATE TABLE Szlaki_Gorskie(
14. id_szlaku NUMBER (2) CONSTRAINT pk_id_szlaku PRIMARY KEY,
15. przebieg_szlaku NVARCHAR2 (40) NOT NULL,
16. ktora_gora NUMBER (2) CONSTRAINT fk_id_pasma REFERENCES Gory(id_gory)
17. );
18.  
19. CREATE TABLE Panstwa(
20. id_panstwa NUMBER (2),
21. nazwapanstwa NVARCHAR2 (25) NOT NULL,
22. zawiera_gora NUMBER (2) CONSTRAINT fk_id_gora REFERENCES Gory(id_gora)
23. );
24.  
25. CREATE TABLE Schronisko(
26. id_schroniska NUMBER (2),
27. nazwa NVARCHAR2 (100) NOT NULL,
28. wysokosc INT,
29. schronisko_gory NUMBER (2) CONSTRAINT fk_id_gora REFERENCES Gory(id_gora)
30. );
31.  
32. INSERT INTO Gory VALUES (1, 'Mount Everest', 1, '8848');
33. INSERT INTO Gory VALUES (2, 'Mont Blanc', 2, '4810');
34. INSERT INTO Gory VALUES (3, 'Gerlach', 3, '2655');
35. INSERT INTO Gory VALUES (4, 'Eiger', 4, '3970');
36. INSERT INTO Gory VALUES (5, 'Annapurna', 5, '8091');
37. SELECT * FROM dual;
38.  
39. INSERT INTO Panstwa VALUES (1, 'Nepal');
40. INSERT INTO Panstwa VALUES (2, 'Chiny');
41. INSERT INTO Panstwa Values (3, 'Wlochy');
42. INSERT INTO Panstwa Values (4, 'Polska');
43. INSERT INTO Panstwa VALUES (5, 'Slowacja');
44. INSERT INTO Panstwa VALUES (6, 'Francja');
45. INSERT INTO Panstwa VALUES (7, 'Szwajcaria');
46. SELECT * FROM dual;
47.  
48. INSERT INTO Pasmo VALUES ('Himalaje', 1);
49. insert INTO Pasmo VALUES ('Masyw Mont Blanc', 2);
50. INSERT INTO Pasmo VALUES ('Tatry', 3);
51. INSERT INTO Pasmo VALUES ('Karpaty', 4);
52. INSERT INTO Pasmo VALUES ('Alpy Bernenskie', 5);
53. SELECT * FROM dual;
54.  
55. INSERT INTO Schronisko VALUES (1, 'Base Camp Polnoc', '5150');
56. INSERT INTO Schronisko VALUES (2, 'Base Camp Poludnie', '5364');
57. INSERT INTO Schronisko VALUES (3, 'Kengo Kuma Associates', '2500');
58. INSERT INTO Schronisko VALUES (4, 'Slaski Dom', '1670');
59. INSERT INTO Schronisko VALUES (5, 'Wengernalp', '1874');
60. INSERT INTO Schronisko VALUES (6, 'Annapurna base camp', '4130');
61. SELECT * FROM dual;
62.  
63. DROP TABLE Schroniska CASCADE CONSTRAINTS;
64. DROP TABLE Powierzchnia_Panstwa CASCADE CONSTRAINTS;
65.