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Update script.sql

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This commit is contained in:
Chris-bot374
2024-07-06 10:13:40 +02:00
committed by GitHub
parent 97eecd3ad2
commit e91613690a
1 changed files with 53 additions and 34 deletions
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75
script.sql
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@@ -1,25 +1,51 @@
DROP VIEW studenten_veranstalter;
DROP TABLE Veranstalter_Veranstaltung_Uhrzeit;
DROP TABLE Studenten;
DROP TABLE Veranstalter;
DROP TABLE Uhrzeit;
DROP TABLE veranstaltung;
DROP SEQUENCE global_id_seq;
CREATE SEQUENCE global_id_seq;
CREATE TABLE Studenten (
matrikelnummer INTEGER PRIMARY KEY DEFAULT nextval('global_id_seq'),
"name VARCHAR(30) NOT NULL,
"email VARCHAR(30) NOT NULL,
"passwort VARCHAR(30) NOT NULL);
name VARCHAR(30) NOT NULL,
email VARCHAR(30) NOT NULL,
passwort VARCHAR(30) NOT NULL
);
"CREATE TABLE Veranstalter (
CREATE OR REPLACE FUNCTION random_between_two()
RETURNS VARCHAR AS $$
BEGIN
IF random() < 0.5 THEN
RETURN 'A';
ELSE
RETURN 'B';
END IF;
END;
$$ LANGUAGE plpgsql;
CREATE TABLE Veranstalter (
ID INTEGER PRIMARY KEY DEFAULT nextval('global_id_seq'),
name VARCHAR(30),
email VARCHAR(30),
passwort VARCHAR(30),
admin BOOLEAN NOT NULL DEFAULT(FALSE)
);
arbeitszeit INTEGER DEFAULT 0,
standort VARCHAR(30) DEFAULT random_between_two(),
krank BOOLEAN DEFAULT FALSE,
admin BOOLEAN NOT NULL DEFAULT FALSE
);
CREATE TABLE krank (
veranstalter_ID INTEGER,
FOREIGN KEY (veranstalter_ID) REFERENCES veranstalter(ID) ON DELETE CASCADE);
@@ -33,8 +59,10 @@ CREATE TABLE krank (
CREATE TABLE Veranstaltung (
ID SERIAL PRIMARY KEY,
ort VARCHAR(30) NOT NULL,
raum VARCHAR(30) NOT NULL,
name VARCHAR(30) NOT NULL );
raum INTEGER NOT NULL,
name VARCHAR(90) NOT NULL,
dauer INTEGER NOT NULL
);
@@ -57,7 +85,7 @@ CREATE TABLE krank (
CREATE TABLE Veranstalter_Veranstaltung_Uhrzeit (
uhrzeit_ID INTEGER REFERENCES Uhrzeit(ID),
tag INTEGER NOT NULL,
veranstalter_ID INTEGER REFERNECES Veranstalter(ID),
veranstalter_ID INTEGER REFERENCES Veranstalter(ID),
veranstaltung_ID INTEGER REFERENCES Veranstaltung(ID),
PRIMARY KEY(uhrzeit_ID, tag)
);
@@ -75,19 +103,8 @@ CREATE TABLE krank (
('net_knight', 'user8@example.com', 'password8', FALSE),
('bit_boss', 'user9@example.com', 'password9', FALSE),
('sys_sensei', 'user10@example.com', 'password10', FALSE),
('crypto_champ', 'user11@example.com', 'password11', FALSE),
('cloud_conqueror', 'user12@example.com', 'password12', FALSE),
('hack_whiz', 'user13@example.com', 'password13', FALSE),
('matrix_mage', 'user14@example.com', 'password14', FALSE),
('app_artisan', 'user15@example.com', 'password15', FALSE),
('ai_architect', 'user16@example.com', 'password16', FALSE),
('tech_titan', 'user17@example.com', 'password17', FALSE),
('proto_pro', 'user18@example.com', 'password18', FALSE),
('alg_adept', 'user19@example.com', 'password19', FALSE),
('data_diver', 'user20@example.com', 'password20', FALSE),
('web_warrior', 'user21@example.com', 'password21', FALSE),
('os_overlord', 'user22@example.com', 'password22', FALSE),
('kernel_keeper', 'user23@example.com', 'password23', FALSE);
('crypto_champ', 'user11@example.com', 'password11', FALSE);
INSERT INTO Veranstaltung (ort, raum, name, dauer) VALUES
('A', '101', 'Grundlagen der Programmierung', 2),
@@ -104,9 +121,10 @@ CREATE TABLE krank (
INSERT INTO Veranstalter_Veranstaltung_Uhrzeit (uhrzeit_ID, tag, veranstaltung_ID) VALUES
(1, 1, 1),
(2, 1, 2),
(3, 1, 2),
(2, 1, 7),
(3, 1, 8),
(4, 1, 3),
(5, 1, 10),
(1, 2, 4),
(2, 2, 4),
@@ -131,3 +149,4 @@ INSERT INTO Veranstalter_Veranstaltung_Uhrzeit (uhrzeit_ID, tag, veranstaltung_I
(3, 5, 6),
(4, 5, 7),
(5, 5, 8);