3 CREATE TABLE machines (
4 machine SERIAL PRIMARY KEY,
10 CREATE TABLE countries (
11 country SERIAL PRIMARY KEY,
12 name VARCHAR NOT NULL,
18 song SERIAL PRIMARY KEY,
19 title VARCHAR NOT NULL,
20 artist VARCHAR NOT NULL,
21 minbpm INTEGER NOT NULL,
22 maxbpm INTEGER NOT NULL,
27 -- CREATE TABLE machinesongs etc.
29 CREATE TABLE scoringsystems (
30 scoringsystem SERIAL PRIMARY KEY,
31 name VARCHAR NOT NULL,
36 CREATE TABLE songratings (
37 song INTEGER NOT NULL REFERENCES songs, -- strictly song+machine
38 playmode VARCHAR NOT NULL CHECK (playmode IN ('single','double')),
39 difficulty VARCHAR NOT NULL CHECK (difficulty IN ('beginner','standard','difficult','expert','challenge')),
40 feetrating INTEGER NOT NULL CHECK (feetrating >= 0 AND feetrating <= 10),
42 PRIMARY KEY (song, playmode, difficulty)
45 CREATE TABLE players (
46 player SERIAL PRIMARY KEY,
47 nick VARCHAR NOT NULL,
52 CREATE TABLE seasons (
53 season SERIAL PRIMARY KEY,
54 name VARCHAR NOT NULL,
59 CREATE TABLE tournaments (
60 tournament SERIAL PRIMARY KEY,
61 season INTEGER NOT NULL REFERENCES seasons,
62 name VARCHAR NOT NULL,
63 country INTEGER NOT NULL REFERENCES countries,
64 location VARCHAR NOT NULL,
66 machine INTEGER NOT NULL REFERENCES machines,
67 scoringsystem INTEGER NOT NULL REFERENCES scoringsystems
71 tournament INTEGER NOT NULL REFERENCES tournaments,
72 round INTEGER NOT NULL,
73 randomsongs INTEGER NOT NULL,
74 chosensongs INTEGER NOT NULL,
76 PRIMARY KEY (tournament, round)
80 tournament INTEGER NOT NULL REFERENCES tournaments,
81 round INTEGER NOT NULL,
82 parallel INTEGER NOT NULL,
84 FOREIGN KEY (tournament, round) REFERENCES rounds (tournament, round),
85 PRIMARY KEY (tournament, round, parallel)
88 CREATE TABLE roundrandomsongs (
89 tournament INTEGER NOT NULL,
90 round INTEGER NOT NULL,
91 parallel INTEGER NOT NULL,
92 song INTEGER NOT NULL REFERENCES songs,
94 FOREIGN KEY (tournament, round, parallel) REFERENCES groups (tournament, round, parallel),
95 PRIMARY KEY (tournament, round, parallel, song)
98 CREATE TABLE roundparticipation (
99 tournament INTEGER NOT NULL,
100 round INTEGER NOT NULL,
101 parallel INTEGER NOT NULL,
102 player INTEGER NOT NULL REFERENCES players,
104 UNIQUE (tournament, round, player),
105 FOREIGN KEY (tournament, round, parallel) REFERENCES groups (tournament, round, parallel),
106 PRIMARY KEY (tournament, round, parallel, player)
109 CREATE TABLE scores (
110 tournament INTEGER NOT NULL,
111 round INTEGER NOT NULL,
112 parallel INTEGER NOT NULL,
113 player INTEGER NOT NULL REFERENCES players,
115 song INTEGER NOT NULL REFERENCES songs,
116 playmode VARCHAR CHECK (playmode IS NULL OR playmode IN ('single','double')),
117 difficulty VARCHAR CHECK (difficulty IS NULL OR difficulty IN ('beginner','standard','difficult','expert','challenge')),
119 chosen BOOLEAN NOT NULL,
120 score INTEGER NOT NULL CHECK (score >= 0 AND score <= 10000),
122 FOREIGN KEY (song) REFERENCES songs (song),
123 FOREIGN KEY (song, playmode, difficulty) REFERENCES songratings (song, playmode, difficulty),
124 FOREIGN KEY (tournament, round, parallel, player) REFERENCES roundparticipation (tournament, round, parallel, player),
125 PRIMARY KEY (tournament, round, parallel, player, song)