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,
69 UNIQUE ( season, name )
73 tournament INTEGER NOT NULL REFERENCES tournaments,
74 round INTEGER NOT NULL,
75 randomsongs INTEGER NOT NULL,
76 chosensongs INTEGER NOT NULL,
78 PRIMARY KEY (tournament, round)
82 tournament INTEGER NOT NULL REFERENCES tournaments,
83 round INTEGER NOT NULL,
84 parallel INTEGER NOT NULL,
86 FOREIGN KEY (tournament, round) REFERENCES rounds (tournament, round),
87 PRIMARY KEY (tournament, round, parallel)
90 CREATE TABLE roundrandomsongs (
91 tournament INTEGER NOT NULL,
92 round INTEGER NOT NULL,
93 parallel INTEGER NOT NULL,
94 song INTEGER NOT NULL REFERENCES songs,
96 FOREIGN KEY (tournament, round, parallel) REFERENCES groups (tournament, round, parallel),
97 PRIMARY KEY (tournament, round, parallel, song)
100 CREATE TABLE roundparticipation (
101 tournament INTEGER NOT NULL,
102 round INTEGER NOT NULL,
103 parallel INTEGER NOT NULL,
104 player INTEGER NOT NULL REFERENCES players,
106 UNIQUE (tournament, round, player),
107 FOREIGN KEY (tournament, round, parallel) REFERENCES groups (tournament, round, parallel),
108 PRIMARY KEY (tournament, round, parallel, player)
111 CREATE TABLE scores (
112 tournament INTEGER NOT NULL,
113 round INTEGER NOT NULL,
114 parallel INTEGER NOT NULL,
115 player INTEGER NOT NULL REFERENCES players,
117 song INTEGER NOT NULL REFERENCES songs,
118 playmode VARCHAR CHECK (playmode IS NULL OR playmode IN ('single','double')),
119 difficulty VARCHAR CHECK (difficulty IS NULL OR difficulty IN ('beginner','standard','difficult','expert','challenge')),
121 chosen BOOLEAN NOT NULL,
122 score INTEGER NOT NULL CHECK (score >= 0 AND score <= 10000),
124 FOREIGN KEY (song) REFERENCES songs (song),
125 FOREIGN KEY (song, playmode, difficulty) REFERENCES songratings (song, playmode, difficulty),
126 FOREIGN KEY (tournament, round, parallel, player) REFERENCES roundparticipation (tournament, round, parallel, player),
127 PRIMARY KEY (tournament, round, parallel, player, song)