2
loginid SERIAL PRIMARY KEY NOT NULL,
3
login VARCHAR UNIQUE NOT NULL,
5
state VARCHAR NOT NULL CHECK (state in ('no_agreement', 'enabled', 'disabled')),
6
unixid INT UNIQUE NOT NULL, -- unix user id
8
fullname VARCHAR NOT NULL,
9
rolenm VARCHAR NOT NULL CHECK (rolenm in ('anyone', 'student', 'tutor', 'lecturer', 'admin')),
10
studentid VARCHAR -- may be null
13
CREATE TABLE offering (
14
offeringid SERIAL PRIMARY KEY NOT NULL,
15
subj_name VARCHAR NOT NULL,
16
subj_code VARCHAR NOT NULL,
17
year CHAR(4) NOT NULL,
18
semester CHAR(1) NOT NULL,
22
CREATE TABLE project (
23
projectid SERIAL PRIMARY KEY NOT NULL,
26
offeringid INT4 REFERENCES offering (offeringid) NOT NULL,
30
CREATE TABLE project_group (
31
groupnm VARCHAR NOT NULL,
32
groupid SERIAL PRIMARY KEY NOT NULL,
33
offeringid INT4 REFERENCES offering (offeringid),
35
createdby INT4 REFERENCES login (loginid) NOT NULL,
36
epoch TIMESTAMP NOT NULL,
37
UNIQUE (offeringid, groupnm)
40
CREATE TABLE group_invitation (
41
loginid INT4 REFERENCES login (loginid) NOT NULL,
42
groupid INT4 REFERENCES project_group (groupid) NOT NULL,
43
inviter INT4 REFERENCES login (loginid) NOT NULL,
44
invited TIMESTAMP NOT NULL,
46
UNIQUE (loginid,groupid)
49
CREATE TABLE group_member (
50
loginid INT4 REFERENCES login (loginid),
51
groupid INT4 REFERENCES project_group (groupid),
52
projectid INT4 REFERENCES project (projectid),
53
UNIQUE (loginid,projectid),
54
PRIMARY KEY (loginid,groupid)
1
-- We need a users database to do authorization, manage groups, &c
6
DROP TABLE group_members;
11
login varchar(80) PRIMARY KEY, -- login id
16
groupid varchar(18) PRIMARY KEY, -- group name Y^4-S^9-G^3
17
nick varchar(80), -- group nickname
18
subject varchar(9), -- subject code
19
year varchar(4) -- when
22
CREATE TABLE group_members (
23
login varchar(80) REFERENCES users (login),
24
groupid varchar(18) REFERENCES groups (groupid)
57
27
CREATE TABLE enrolment (
58
loginid INT4 REFERENCES login (loginid),
59
offeringid INT4 REFERENCES offering (offeringid),
61
special_result VARCHAR,
63
special_supp_result VARCHAR,
65
PRIMARY KEY (loginid,offeringid)
68
CREATE TABLE assessed (
69
assessedid SERIAL PRIMARY KEY NOT NULL,
70
loginid INT4 REFERENCES login (loginid),
71
groupid INT4 REFERENCES project_group (groupid),
72
-- exactly one of loginid and groupid must be non-null
73
CHECK ((loginid IS NOT NULL AND groupid IS NULL)
74
OR (loginid IS NULL AND groupid IS NOT NULL))
77
CREATE TABLE project_extension (
78
assessedid INT4 REFERENCES assessed (assessedid) NOT NULL,
79
projectid INT4 REFERENCES project (projectid) NOT NULL,
80
deadline TIMESTAMP NOT NULL,
81
approver INT4 REFERENCES login (loginid) NOT NULL,
85
CREATE TABLE project_mark (
86
assessedid INT4 REFERENCES assessed (assessedid) NOT NULL,
87
projectid INT4 REFERENCES project (projectid) NOT NULL,
89
marker INT4 REFERENCES login (loginid) NOT NULL,
96
CREATE TABLE problem (
97
problemid SERIAL PRIMARY KEY NOT NULL,
101
CREATE TABLE problem_tag (
102
problemid INT4 REFERENCES problem (problemid),
103
tag VARCHAR NOT NULL,
105
standard BOOLEAN NOT NULL,
106
added_by INT4 REFERENCES login (loginid) NOT NULL,
107
date TIMESTAMP NOT NULL,
108
PRIMARY KEY (problemid,added_by,tag)
111
CREATE TABLE problem_test_case (
112
problemid INT4 REFERENCES problem (problemid) NOT NULL,
113
testcaseid SERIAL UNIQUE NOT NULL,
116
visibility VARCHAR CHECK (visibility in ('public', 'protected', 'private'))
119
CREATE TABLE problem_test_case_tag (
120
testcaseid INT4 REFERENCES problem_test_case (testcaseid) NOT NULL,
121
tag VARCHAR NOT NULL,
123
standard BOOLEAN NOT NULL,
124
added_by INT4 REFERENCES login (loginid) NOT NULL,
125
date TIMESTAMP NOT NULL,
126
PRIMARY KEY (testcaseid,added_by,tag)
129
CREATE TABLE problem_attempt (
130
problemid INT4 REFERENCES problem (problemid) NOT NULL,
131
loginid INT4 REFERENCES login (loginid) NOT NULL,
132
date TIMESTAMP NOT NULL,
133
attempt VARCHAR NOT NULL,
134
complete BOOLEAN NOT NULL,
135
PRIMARY KEY (problemid,loginid,date)
138
CREATE INDEX problem_attempt_index ON problem_attempt (problemid, loginid);
140
CREATE TABLE problem_attempt_breakdown (
141
problemid INT4 REFERENCES problem (problemid) NOT NULL,
142
testcaseid INT4 REFERENCES problem_test_case (testcaseid) NOT NULL,
143
loginid INT4 REFERENCES login (loginid) NOT NULL,
144
date TIMESTAMP NOT NULL,
148
CREATE TABLE problem_prerequisite (
149
parent INT4 REFERENCES problem (problemid) NOT NULL,
150
child INT4 REFERENCES problem (problemid) NOT NULL,
151
PRIMARY KEY (parent,child)
28
login varchar(80) REFERENCES users (login),
34
login varchar(80) REFERENCES users (login),
38
INSERT INTO users (login,nick) values ('conway', 'Tom');
39
INSERT INTO roles (login,role) values ('conway', 'student');
40
INSERT INTO users (login,nick) values ('apeel', 'Andrew');
41
INSERT INTO roles (login,role) values ('apeel', 'student');
42
INSERT INTO users (login,nick) values ('mgiuca', 'Matt');
43
INSERT INTO roles (login,role) values ('mgiuca', 'tutor');
44
INSERT INTO users (login,nick) values ('sb', 'Steven');
45
INSERT INTO roles (login,role) values ('sb', 'lecturer');
46
INSERT INTO users (login,nick) values ('mpp', 'Mike');
47
INSERT INTO roles (login,role) values ('mpp', 'student');
48
INSERT INTO users (login,nick) values ('ivo', 'Ivo');
49
INSERT INTO roles (login,role) values ('ivo', 'admin');
51
INSERT INTO groups (groupid, nick, subject, year) values ('2007-INFO10001-321', 'Purple Alert', 'INFO10001', '2008');
52
INSERT INTO groups (groupid, nick, subject, year) values ('2007-INFO10001-322', 'Blind Illuminati', 'INFO10001', '2008');
54
INSERT INTO group_members (login,groupid) values ('conway', '2007-INFO10001-321');
55
INSERT INTO group_members (login,groupid) values ('apeel', '2007-INFO10001-321');
56
INSERT INTO group_members (login,groupid) values ('mgiuca', '2007-INFO10001-321');
57
INSERT INTO group_members (login,groupid) values ('sb', '2007-INFO10001-321');
58
INSERT INTO group_members (login,groupid) values ('mpp', '2007-INFO10001-322');
59
INSERT INTO group_members (login,groupid) values ('ivo', '2007-INFO10001-322');
61
INSERT INTO enrolment (login,subject,year) values ('conway' , 'INFO10001', '2008');
62
INSERT INTO enrolment (login,subject,year) values ('apeel' , 'INFO10001', '2008');
63
INSERT INTO enrolment (login,subject,year) values ('mgiuca' , 'INFO10001', '2008');
64
INSERT INTO enrolment (login,subject,year) values ('sb' , 'INFO10001', '2008');
65
INSERT INTO enrolment (login,subject,year) values ('mpp' , 'INFO10001', '2008');
66
INSERT INTO enrolment (login,subject,year) values ('ivo' , 'INFO10001', '2008');