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create.sql
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create.sql
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--DROP SCHEMA IF EXISTS public CASCADE;
--CREATE SCHEMA public;
--ALTER USER postgres WITH PASSWORD '1321';
----
CREATE TABLE locations (
country varchar(100) ,
city varchar(100) ,
location_id SERIAL ,
CONSTRAINT pk_location PRIMARY KEY ( location_id ),
CONSTRAINT un_location UNIQUE (country, city)
);
--CREATE INDEX locations_index_location ON locations(country, city);
CREATE RULE no_delete_locations AS ON DELETE TO locations
DO INSTEAD NOTHING;
CREATE RULE no_update_locations AS ON UPDATE TO locations
DO INSTEAD NOTHING;
----
----
CREATE TYPE genders AS ENUM (
'Male',
'Female',
'Unspecified'
);
----
----
CREATE TYPE relationshipstatus AS ENUM (
'Married',
'Single',
'Engaged',
'In a civil partnership',
'In a domestic partnership',
'In an open relationship',
'It is complicated',
'Separated',
'Divorced',
'Widowed'
);
----
----
CREATE TABLE users (
first_name varchar(32) NOT NULL ,
last_name varchar(32) NOT NULL ,
birthday date NOT NULL ,
email varchar(100) NOT NULL ,
relationship_status relationshipstatus NOT NULL ,
gender genders NOT NULL ,
user_password varchar(64) NOT NULL ,
user_location_id integer DEFAULT NULL,
picture_url varchar(2000) DEFAULT NULL,
user_id SERIAL ,
CONSTRAINT pk_user PRIMARY KEY ( user_id ),
CONSTRAINT un_email UNIQUE ( email ),
CONSTRAINT fk_user_location FOREIGN KEY ( user_location_id ) REFERENCES locations( location_id ),
CONSTRAINT ch_user_birthday CHECK ((now() - (birthday)::timestamp with time zone) >= '13 years'::interval year),
CONSTRAINT good_email CHECK (email ~* '^[A-Za-z0-9._%-]+@[A-Za-z0-9.-]+[.][A-Za-z]+$')
);
--CREATE INDEX users_index_name ON users(first_name, last_name);
--CREATE INDEX users_index_user_location_id ON users(user_location_id);
CREATE OR REPLACE FUNCTION no_update_user_id()
RETURNS TRIGGER AS
$$
BEGIN
IF NEW.user_id != OLD.user_id THEN
NEW.user_id = OLD.user_id;
END IF;
RETURN NEW;
END;
$$
LANGUAGE plpgsql;
CREATE TRIGGER no_update_user_id BEFORE UPDATE ON users
FOR EACH ROW EXECUTE PROCEDURE no_update_user_id();
CREATE FUNCTION check_password(
_email varchar,
_user_password varchar
)
RETURNS BOOLEAN AS
$$
BEGIN
RETURN EXISTS (
SELECT *
FROM users
WHERE users.email = _email AND users.user_password = _user_password
);
END;
$$
LANGUAGE plpgsql;
CREATE FUNCTION check_email(
_email varchar
)
RETURNS BOOLEAN AS
$$
BEGIN
RETURN EXISTS (
SELECT *
FROM users
WHERE users.email = _email
);
END;
$$
LANGUAGE plpgsql;
----
----
CREATE TABLE friendship (
friend1 integer NOT NULL ,
friend2 integer NOT NULL ,
CONSTRAINT pk_friendship PRIMARY KEY ( friend1, friend2 ),
CONSTRAINT fk_friendship_user1 FOREIGN KEY ( friend1 ) REFERENCES users( user_id ) ON DELETE CASCADE,
CONSTRAINT fk_friendship_user2 FOREIGN KEY ( friend2 ) REFERENCES users( user_id ) ON DELETE CASCADE,
CONSTRAINT ch_friendship CHECK (friend1 <> friend2)
);
--CREATE INDEX friendship_index_friend1 ON friendship(friend1);
CREATE RULE no_update_friendship AS ON UPDATE TO friendship
DO INSTEAD NOTHING;
CREATE OR REPLACE FUNCTION check_delete_friendship()
RETURNS TRIGGER AS
$$
BEGIN
IF EXISTS (
SELECT *
FROM friendship f
WHERE f.friend1 = OLD.friend2 AND f.friend2 = OLD.friend1
) THEN
DELETE FROM friendship f WHERE f.friend1 = OLD.friend2 AND f.friend2 = OLD.friend1;
END IF;
RETURN NULL;
END;
$$
LANGUAGE plpgsql;
CREATE TRIGGER check_delete_friendship AFTER DELETE ON friendship
FOR EACH ROW EXECUTE PROCEDURE check_delete_friendship();
CREATE OR REPLACE FUNCTION check_insert_friendship()
RETURNS TRIGGER AS
$$
BEGIN
IF NOT EXISTS (
SELECT *
FROM friendship f
WHERE NEW.friend1 = f.friend2 AND NEW.friend2 = f.friend1
) THEN
INSERT INTO friendship VALUES (NEW.friend2, NEW.friend1);
END IF;
RETURN NULL;
END;
$$
LANGUAGE plpgsql;
CREATE TRIGGER check_insert_friendship AFTER INSERT ON friendship
FOR EACH ROW EXECUTE PROCEDURE check_insert_friendship();
CREATE FUNCTION get_number_of_user_friends(id integer)
RETURNS integer
AS
$$
BEGIN
RETURN (
SELECT COUNT(*)
FROM friendship
WHERE friend1 = id
);
END;
$$
LANGUAGE plpgsql;
----
----
CREATE TABLE friend_request (
from_whom integer NOT NULL ,
to_whom integer NOT NULL ,
CONSTRAINT pk_friendrequest PRIMARY KEY ( from_whom, to_whom ),
CONSTRAINT fk_friendrequest_user1 FOREIGN KEY ( from_whom ) REFERENCES users( user_id ) ON DELETE CASCADE,
CONSTRAINT fk_friendrequest_user2 FOREIGN KEY ( to_whom ) REFERENCES users( user_id ) ON DELETE CASCADE,
CONSTRAINT ch_friendrequest CHECK (from_whom <> to_whom)
);
--CREATE INDEX friend_request_from_whom ON friend_request(from_whom);
CREATE RULE no_update_friend_request AS ON UPDATE TO friend_request
DO INSTEAD NOTHING;
CREATE OR REPLACE FUNCTION add_friend_request()
RETURNS TRIGGER AS
$$
BEGIN
IF EXISTS
(
SELECT *
FROM friend_request kek
WHERE NEW.from_whom = kek.to_whom AND NEW.to_whom = kek.from_whom
) THEN
DELETE FROM friend_request kek
WHERE NEW.from_whom = kek.to_whom AND NEW.to_whom = kek.from_whom;
INSERT INTO friendship
VALUES (NEW.from_whom, NEW.to_whom);
NEW = NULL;
END IF;
RETURN NEW;
END;
$$
LANGUAGE plpgsql;
CREATE TRIGGER insert_friend_request BEFORE INSERT ON friend_request
FOR EACH ROW EXECUTE PROCEDURE add_friend_request();
CREATE OR REPLACE FUNCTION check_friend_request()
RETURNS TRIGGER AS
$$
BEGIN
IF EXISTS
(
SELECT *
FROM friendship f
WHERE NEW.from_whom = f.friend1 AND NEW.to_whom = f.friend2
)
OR EXISTS
(
SELECT *
FROM friend_request fr
WHERE NEW.from_whom = fr.from_whom AND NEW.to_whom = fr.to_whom
)
THEN
NEW = NULL;
END IF;
RETURN NEW;
END;
$$
LANGUAGE plpgsql;
CREATE TRIGGER check_insert_friend_request BEFORE INSERT ON friend_request
FOR EACH ROW EXECUTE PROCEDURE check_friend_request();
----
----
CREATE TABLE messages (
user_from integer NOT NULL ,
user_to integer NOT NULL ,
message_text varchar(250) NOT NULL ,
message_date timestamp DEFAULT CURRENT_TIMESTAMP NOT NULL ,
message_id SERIAL ,
CONSTRAINT pk_message_id PRIMARY KEY ( message_id ),
CONSTRAINT fk_message_user1 FOREIGN KEY ( user_from ) REFERENCES users( user_id ) ON DELETE CASCADE,
CONSTRAINT fk_message_user2 FOREIGN KEY ( user_to ) REFERENCES users( user_id ) ON DELETE CASCADE,
CONSTRAINT ch_message CHECK (user_from <> user_to)
);
--CREATE INDEX messages_index_user_to ON messages(user_to);
--CREATE INDEX messages_index_user_from ON messages(user_from);
CREATE RULE no_update_message AS ON UPDATE TO messages
DO INSTEAD NOTHING;
CREATE FUNCTION get_latest_message(id1 integer, id2 integer) RETURNS integer AS
$$
BEGIN
RETURN (SELECT ms.message_id FROM messages ms
WHERE (ms.user_from = id1 AND ms.user_to = id2) OR (ms.user_from = id2 AND ms.user_to = id1) ORDER BY ms.message_date DESC LIMIT 1);
END;
$$
LANGUAGE plpgsql;
----
----
CREATE TABLE posts (
user_id integer NOT NULL,
post_text varchar(250) NOT NULL ,
post_date timestamp DEFAULT CURRENT_TIMESTAMP NOT NULL ,
reposted_from integer DEFAULT NULL,
post_id SERIAL ,
CONSTRAINT pk_post_id PRIMARY KEY ( post_id ),
CONSTRAINT fk_repost FOREIGN KEY ( reposted_from ) REFERENCES posts( post_id ) ON DELETE CASCADE,
CONSTRAINT fk_user_id FOREIGN KEY ( user_id ) REFERENCES users( user_id ) ON DELETE CASCADE
);
--CREATE INDEX posts_index_user_id ON posts(user_id);
CREATE RULE no_update_post AS ON UPDATE TO posts
DO INSTEAD NOTHING;
CREATE OR REPLACE FUNCTION check_insert_post_date()
RETURNS TRIGGER AS
$$
BEGIN
IF NEW.reposted_from IS NOT NULL AND (
SELECT posts.post_date
FROM posts
WHERE posts.post_id = NEW.reposted_from
) > NEW.post_date THEN
NEW = NULL;
END IF;
RETURN NEW;
END;
$$
LANGUAGE plpgsql;
CREATE TRIGGER check_insert_post BEFORE INSERT ON posts
FOR EACH ROW EXECUTE PROCEDURE check_insert_post_date();
CREATE FUNCTION get_number_of_user_posts(
id integer
)
RETURNS integer
AS
$$
BEGIN
RETURN (
SELECT COUNT(*)
FROM posts
WHERE user_id = id
);
END;
$$
LANGUAGE plpgsql;
CREATE FUNCTION get_user_posts(
id integer
)
RETURNS TABLE(
user_id integer,
post_text varchar(250),
post_date timestamp,
reposted_from integer,
post_id integer
)
AS
$$
BEGIN
RETURN QUERY (
SELECT *
FROM posts
WHERE posts.user_id = id
);
END;
$$
LANGUAGE plpgsql;
CREATE FUNCTION get_number_of_reposts_on_post(
id integer
)
RETURNS INTEGER
AS
$$
BEGIN
RETURN (
SELECT COUNT(*)
FROM posts
WHERE reposted_from = id
);
END;
$$
LANGUAGE plpgsql;
CREATE FUNCTION get_number_of_likes_on_post(
id integer
)
RETURNS INTEGER
AS
$$
BEGIN
RETURN (
SELECT COUNT(*)
FROM like_sign
WHERE post_id = id
);
END;
$$
LANGUAGE plpgsql;
DROP VIEW IF EXISTS get_refactored_all_posts;
CREATE VIEW get_refactored_all_posts
AS SELECT pp.*, kek.first_name, kek.last_name, kek.birthday,
kek.email, kek.relationship_status, kek.gender,
kek.user_password, kek.user_location_id, kek.picture_url, kek.user_id as "kek.user_id",
p.user_id as "p.user_id", p.post_text as "p.post_text",
p.post_date as "p.post_date", p.reposted_from as "p.reposted_from", p.post_id as "p.post_id",
us.first_name as "us.first_name", us.last_name as "us.lastname",
us.birthday as "us.birthday", us.email as "us.email",
us.relationship_status as "us.relationship_status",
us.gender as "us.gender", us.user_password as "us.user_password",
us.user_location_id as "us.user_location_id", us.picture_url as "us.picture_url",
get_number_of_likes_on_post(pp.post_id) as post_likes,
get_number_of_likes_on_post(p.post_id) as repost_likes
FROM posts pp
JOIN users kek ON pp.user_id = kek.user_id
LEFT JOIN posts p ON pp.reposted_from = p.post_id
LEFT JOIN users us ON p.user_id = us.user_id
ORDER BY pp.post_date DESC, pp.post_id DESC;
----
----
CREATE TABLE like_sign (
post_id integer NOT NULL ,
user_id integer NOT NULL ,
CONSTRAINT pk_like_sign PRIMARY KEY ( post_id, user_id ),
CONSTRAINT fk_like_sign_user_id FOREIGN KEY ( user_id ) REFERENCES users( user_id ) ON DELETE CASCADE,
CONSTRAINT fk_like_sign_post_id FOREIGN KEY ( post_id ) REFERENCES posts( post_id ) ON DELETE CASCADE
);
--CREATE INDEX like_sign_index_post_id ON like_sign(post_id);
CREATE RULE no_update_like_sign AS ON UPDATE TO like_sign
DO INSTEAD NOTHING;
----
----
CREATE TYPE facility_types AS ENUM (
'School',
'University',
'Work'
);
----
----
CREATE TABLE facilities (
facility_name varchar(100) NOT NULL,
facility_location integer NOT NULL,
facility_type facility_types NOT NULL,
facility_id SERIAL,
CONSTRAINT pk_facility_id PRIMARY KEY ( facility_id ),
CONSTRAINT fk_facility_location FOREIGN KEY ( facility_location ) REFERENCES locations( location_id ),
CONSTRAINT un_facility UNIQUE(facility_name, facility_location, facility_type)
);
--CREATE INDEX facilities_index_facility_type ON facilities(facility_type);
--CREATE INDEX facilities_index_facility_name ON facilities(facility_location);
--CREATE INDEX facilities_index_facility_location ON facilities(facility_location);
CREATE FUNCTION get_facilities_by_type(
type facility_types
)
RETURNS TABLE(
facility_name varchar(100),
facility_location integer,
facility_type facility_types,
facility_id integer
)
AS
$$
BEGIN
RETURN QUERY (
SELECT *
FROM facilities
WHERE facilities.facility_type = type
);
END;
$$
LANGUAGE plpgsql;
----
----
CREATE TABLE user_facilities (
user_id integer NOT NULL,
facility_id integer NOT NULL,
date_from timestamp NOT NULL,
date_to timestamp DEFAULT NULL,
description varchar(100),
CONSTRAINT pk_user_facility PRIMARY KEY ( user_id, facility_id, date_from ),
CONSTRAINT fk_user_facility_user_id FOREIGN KEY ( user_id ) REFERENCES users( user_id ) ON DELETE CASCADE,
CONSTRAINT fk_user_facility_facility_id FOREIGN KEY ( facility_id ) REFERENCES facilities( facility_id ),
CONSTRAINT ch_date CHECK ((date_to IS NULL) OR (date_to >= date_from))
);
--CREATE INDEX user_facilities_user_id ON user_facilities(user_id);
CREATE FUNCTION get_user_facilities(
id integer
)
RETURNS TABLE(
facility_name integer,
facility_type facility_types,
facility_country varchar(100),
facility_city varchar(100),
date_from timestamp,
date_to timestamp,
description varchar(100)
)
AS
$$
BEGIN
RETURN QUERY (
SELECT f.facility_name, f.facility_type, l.country, l.city, uf.date_from, uf.date_to, uf.description
FROM user_facilities uf
JOIN facilities f ON uf.facility_id = f.facility_id
JOIN locations l ON f.facility_location = l.location_id
WHERE uf.user_id = id
);
END;
$$
LANGUAGE plpgsql;
----
CREATE FUNCTION check_user_filter(
_user record,
fName varchar,
lName varchar,
_country varchar,
_city varchar,
fac_id integer,
datefrom timestamp,
dateto timestamp
)
RETURNS boolean
AS
$$
BEGIN
IF (_country IS NOT NULL AND _country != '') THEN
IF NOT EXISTS (
SELECT *
FROM locations
WHERE location_id = _user.user_location_id AND lower(country) LIKE '%'||lower(_country)||'%'
)THEN
RETURN FALSE;
END IF;
END IF;
IF (_city IS NOT NULL AND _city != '') THEN
IF NOT EXISTS(
SELECT *
FROM locations
WHERE location_id = _user.user_location_id AND lower(city) LIKE '%'||lower(_city)||'%'
) THEN
RETURN FALSE;
END IF;
END IF;
IF (fac_id IS NOT NULL AND fac_id != 0)THEN
IF (datefrom IS NULL)THEN
IF NOT EXISTS(SELECT * FROM user_facilities WHERE user_id = _user.user_id AND facility_id = fac_id)THEN RETURN FALSE; END IF;
ELSE
IF (dateto IS NULL)THEN dateto = NOW();END IF;
IF NOT EXISTS(SELECT * FROM user_facilities WHERE user_id = _user.user_id AND facility_id = fac_id AND
(NOT (date_from IS NOT NULL AND date_from > dateto)) AND (NOT (date_to IS NOT NULL AND date_to < datefrom)))THEN RETURN FALSE; END IF;
END IF;
END IF;
IF (lower(_user.first_name) LIKE '%'||lower(fName)||'%')THEN NULL;ELSE RETURN FALSE;END IF;
IF (lower(_user.last_name) LIKE '%'||lower(lName)||'%')THEN NULL;ELSE RETURN FALSE;END IF;
RETURN TRUE;
END;
$$
LANGUAGE plpgsql;
CREATE FUNCTION get_user_friends(
id integer
) RETURNS TABLE (
first_name varchar(100),
last_name varchar(100),
birthday date,
email varchar(254),
relationship_status relationshipstatus,
gender genders ,
user_password varchar(50),
user_location_id integer,
picture_url varchar(255),
user_id integer
)
AS
$$
BEGIN
RETURN QUERY (
SELECT *
FROM users
WHERE (id, users.user_id) IN (SELECT friend1, friend2 FROM friendship));
END;
$$
LANGUAGE plpgsql;
CREATE FUNCTION get_user_friends_with_user(
id integer
) RETURNS TABLE (
first_name varchar(100),
last_name varchar(100),
birthday date,
email varchar(254),
relationship_status relationshipstatus,
gender genders ,
user_password varchar(50),
user_location_id integer,
picture_url varchar(255),
user_id integer
)
AS
$$
BEGIN
RETURN QUERY (
SELECT *
FROM users
WHERE (id, users.user_id) IN (SELECT friend1, friend2 FROM friendship)
OR users.user_id = id
);
END;
$$
LANGUAGE plpgsql;
CREATE FUNCTION check_facility_filter(
_facility record,
facName varchar,
facType varchar
)
RETURNS boolean
AS
$$
BEGIN
IF (lower(_facility.facility_name) LIKE '%'||lower(facName)||'%') THEN NULL;ELSE RETURN FALSE;END IF;
IF (_facility.facility_type = facType::facility_types) THEN NULL;ELSE RETURN FALSE;END IF;
RETURN TRUE;
END;
$$
LANGUAGE plpgsql;
COPY locations (city, country) FROM stdin;
Tokyo Japan
New York United States
Mexico City Mexico
Mumbai India
São Paulo Brazil
Delhi India
Shanghai China
Kolkata India
Los Angeles United States
Dhaka Bangladesh
Buenos Aires Argentina
Karachi Pakistan
Cairo Egypt
Rio de Janeiro Brazil
Ōsaka Japan
Beijing China
Manila Philippines
Moscow Russia
Istanbul Turkey
Paris France
Seoul Korea, South
Lagos Nigeria
Jakarta Indonesia
Guangzhou China
Chicago United States
London United Kingdom
Lima Peru
Tehran Iran
Kinshasa Congo (Kinshasa)
Bogotá Colombia
Shenzhen China
Wuhan China
Hong Kong Hong Kong
Tianjin China
Chennai India
Taipei Taiwan
Bengalūru India
Bangkok Thailand
Lahore Pakistan
Chongqing China
Miami United States
Hyderabad India
Dallas United States
Santiago Chile
Philadelphia United States
Belo Horizonte Brazil
Madrid Spain
Houston United States
Ahmadābād India
Ho Chi Minh City Vietnam
Washington United States
Atlanta United States
Toronto Canada
Singapore Singapore
Luanda Angola
Baghdad Iraq
Barcelona Spain
Hāora India
Shenyang China
Khartoum Sudan
Pune India
Boston United States
Sydney Australia
Saint Petersburg Russia
Chittagong Bangladesh
Dongguan China
Riyadh Saudi Arabia
Hanoi Vietnam
Guadalajara Mexico
Melbourne Australia
Alexandria Egypt
Chengdu China
Rangoon Burma
Phoenix United States
Xi’an China
Porto Alegre Brazil
Sūrat India
Hechi China
Abidjan Côte D’Ivoire
Brasília Brazil
Ankara Turkey
Monterrey Mexico
Yokohama Japan
Nanjing China
Montréal Canada
Guiyang China
Recife Brazil
Seattle United States
Harbin China
San Francisco United States
Fortaleza Brazil
Zhangzhou China
Detroit United States
Salvador Brazil
Busan Korea, South
Johannesburg South Africa
Berlin Germany
Algiers Algeria
Rome Italy
Pyongyang Korea, North
\.
COPY users(first_name, last_name, birthday, email, relationship_status, gender, user_password, user_location_id) FROM stdin(FORMAT CSV);
Isaiah,Morris,1991-06-21,isaiah.morris@ymail.org,It is complicated,Male,waOlfYpA0h6Uii8,52
Henry,Nguyen,1989-12-31,henry.nguyen@cmail.com,Single,Male,&v%iUC4jCZo,75
Charlotte,Morgan,1975-11-22,charlotte.morgan@pmail.net,It is complicated,Female,#Y##fN7D1oiFVB,94
Christian,Phillips,1996-10-17,christian.phillips@amail.org,In a domestic partnership,Male,Wr1WVNN30%uE,63
Alexander,Thomas,1992-04-23,alexander.thomas@cmail.net,Widowed,Male,Ld#Nd^FV9,18
Aria,Peterson,1994-04-05,aria.peterson@cmail.org,Engaged,Female,ANP0KrxpPLk,70
Harper,Allen,2000-07-09,harper.allen@amail.com,Married,Female,6DTelQ8JfOe0OG1,67
Gabriel,Howard,1998-01-20,gabriel.howard@jmail.net,Engaged,Male,8bZEFSt81v,4
Violet,Sanders,1979-06-21,violet.sanders@ymail.org,Married,Female,h0skiEw2G%nZDs,50
Olivia,Perez,1988-02-09,olivia.perez@bmail.org,In a domestic partnership,Female,Ewki98k&O8P,49
Aaliyah,Hill,1988-04-03,aaliyah.hill@email.com,Single,Female,hJI3N1vL,53
Allison,Gonzalez,1986-05-07,allison.gonzalez@ymail.org,Divorced,Female,VyT*VKyuLTDrr,17
Zoe,Miller,1980-07-19,zoe.miller@fmail.com,In an open relationship,Female,r&#lIc&$FfAH,85
John,Parker,1988-02-22,john.parker@vmail.org,Single,Male,6FFMrpm&gQqyd,100
Penelope,Wilson,1997-06-07,penelope.wilson@amail.net,Married,Female,mGYWKZEWx^yY,35
Ryan,Foster,1994-11-24,ryan.foster@amail.net,Separated,Male,pBCTcABfhG,89
Christopher,Ward,1976-04-16,christopher.ward@zmail.net,Engaged,Male,xQECE&mtZ1&mn,98
Aiden,Cox,1996-01-22,aiden.cox@xmail.net,In a civil partnership,Male,p1*QHaBgz$,56
Chloe,Cooper,1990-03-06,chloe.cooper@rmail.com,It is complicated,Female,7oTF3T58G3vv#,37
Joseph,Lopez,1979-07-13,joseph.lopez@kmail.org,In an open relationship,Male,iM*H1XH6,72
Lillian,Turner,2000-04-14,lillian.turner@wmail.com,In a civil partnership,Female,&MyfOq8#dy,50
Owen,Scott,1976-07-12,owen.scott@ymail.org,In an open relationship,Male,eyM$9SpvLoFC2,88
Leah,Brooks,1976-05-06,leah.brooks@vmail.net,In an open relationship,Female,fvWHzQ31TU,81
Elijah,Hughes,1994-10-23,elijah.hughes@nmail.net,Married,Male,e&kJNuWqbj,6
Samantha,Rogers,2001-10-05,samantha.rogers@gmail.org,Engaged,Female,%gY4#obrrN5,67
Noah,Long,1985-11-24,noah.long@fmail.com,Married,Male,%2FFwU1s,60
Nora,Bell,1991-09-09,nora.bell@lmail.org,In an open relationship,Female,RYh7lhbz1i,32
Lucas,Collins,1998-01-25,lucas.collins@pmail.org,It is complicated,Male,k1KLrMevgD%ou#S,41
Julian,Watson,2002-09-07,julian.watson@pmail.org,In a domestic partnership,Male,XvhMw$DQNKo1#qe,29
Andrew,Brown,2002-10-04,andrew.brown@omail.org,Separated,Male,pElvtj261eYu,33
Audrey,Morales,1985-06-01,audrey.morales@lmail.net,In an open relationship,Female,tGw&URTDZIxn21o,97
Benjamin,Cook,1991-12-22,benjamin.cook@nmail.net,Separated,Male,D$GgfHf*ak,29
Elizabeth,Lewis,1984-06-15,elizabeth.lewis@mmail.org,In a civil partnership,Female,G3xsYr8z,11
Mason,King,1979-10-31,mason.king@bmail.net,Widowed,Male,1k#LjTgFNO,43
Daniel,Clark,1980-10-03,daniel.clark@wmail.org,Divorced,Male,gPvY&JXw2NdS,3
Carter,Kelly,1986-10-06,carter.kelly@tmail.com,In an open relationship,Male,4JoA0J%&6J2,93
Addison,Stewart,1976-07-28,addison.stewart@smail.com,Separated,Female,nOHfrNTQt^F,93
Paisley,Smith,1979-04-09,paisley.smith@xmail.com,Separated,Female,mJb32W2ot,25
Anthony,Young,1976-04-01,anthony.young@kmail.net,Single,Male,bQR&MZyd,15
David,Edwards,1983-01-10,david.edwards@xmail.net,In an open relationship,Male,9EXdzF1mj12l,8
Avery,Ortiz,1993-05-12,avery.ortiz@mmail.net,In a civil partnership,Female,uvyxjV^16S0wll,76
Madison,Roberts,1996-10-22,madison.roberts@jmail.net,In a civil partnership,Female,^hC#&XWnX8TD#c,65
Joshua,Adams,1993-10-18,joshua.adams@omail.com,In an open relationship,Male,dDFd7LZkRgBY0V2,30
Riley,Moore,1976-02-02,riley.moore@vmail.org,It is complicated,Female,qy3Ggef8JOk2u,88
Hunter,Sanchez,1997-01-09,hunter.sanchez@lmail.org,Divorced,Male,7npHNH4fM1LA,13
Sofia,Wright,1987-01-21,sofia.wright@tmail.net,In a civil partnership,Female,*IAYBx8YTNL,4
Landon,Baker,1998-09-08,landon.baker@bmail.net,Engaged,Male,nQtqpJFoiVs&14N,86
Ethan,Richardson,1975-09-19,ethan.richardson@gmail.com,Engaged,Male,sS*6%vFGzZJ,37
Jayden,Reed,2001-11-30,jayden.reed@lmail.net,It is complicated,Male,s5C&4#xksI41^C,46
Oliver,Ramirez,2001-02-04,oliver.ramirez@nmail.org,It is complicated,Male,yYtjY9HFT&aYsrN,93
Logan,Anderson,1991-02-05,logan.anderson@smail.net,Separated,Male,PuY9HtZ9q72VH9,11
Ariana,Powell,2000-11-22,ariana.powell@hmail.net,In a domestic partnership,Female,J1912TeQ$$W#,5
Grayson,Nelson,1979-10-14,grayson.nelson@dmail.org,Single,Male,gdULtJq00zQM,27
Samuel,Diaz,1986-07-21,samuel.diaz@dmail.net,In a domestic partnership,Male,YTR%hjjgtV3Ca,5
Scarlett,Myers,1987-08-02,scarlett.myers@amail.com,Widowed,Female,Gykv6&FG85wK,31
Natalie,Harris,1982-08-07,natalie.harris@jmail.org,Engaged,Female,3SQVdVaPBF1,86
Emily,Campbell,1983-04-19,emily.campbell@pmail.net,In an open relationship,Female,pDrpsg1^W,81
Matthew,Gomez,1993-01-01,matthew.gomez@bmail.org,In an open relationship,Male,PGFiS3Ey$f,59
Hannah,Price,1989-10-29,hannah.price@kmail.net,Married,Female,JHJVsk1ZyFj,91
Lily,Barnes,1982-07-11,lily.barnes@zmail.org,Engaged,Female,cO5exvbJPM,25
Liam,Wood,1990-11-12,liam.wood@vmail.net,Separated,Male,4J8u0BJYQRtDXd,24
Ellie,Rivera,1992-06-28,ellie.rivera@imail.com,In a civil partnership,Female,fuz7eorChX9,9
Emma,Flores,2000-09-06,emma.flores@email.org,Divorced,Female,eZbV0cuZ0hGVOA,83
Victoria,Green,1995-11-05,victoria.green@omail.com,Divorced,Female,2SW^vtDdW7PNzWE,29
Brooklyn,Davis,1982-11-13,brooklyn.davis@dmail.net,Widowed,Female,riIW1A5obLNctw,27
Mia,Bailey,1991-12-24,mia.bailey@imail.net,In a domestic partnership,Female,yWyNIiWKxsNfDjJ,43
Amelia,Johnson,1978-09-26,amelia.johnson@tmail.org,Engaged,Female,va8#jugmhbR229R,60
Jack,Carter,1997-04-05,jack.carter@kmail.org,Divorced,Male,hGB1%&177nijaL,77
Wyatt,Jenkins,1984-01-30,wyatt.jenkins@gmail.org,In a domestic partnership,Male,j10H^X0z,51
Zoey,Evans,1996-08-18,zoey.evans@smail.com,Engaged,Female,2qvifFGfB,43
Levi,Murphy,1984-11-26,levi.murphy@zmail.com,Divorced,Male,$qZB$SJO,53
Sophia,Sullivan,1992-01-07,sophia.sullivan@wmail.net,It is complicated,Female,vn&krTJFAh,60
Charles,Mitchell,1977-11-26,charles.mitchell@rmail.net,Single,Male,rIeFxP1AE,21
Alexa,James,1987-02-27,alexa.james@bmail.net,In a civil partnership,Female,zeAraD%evVH,59
Ava,Williams,1976-03-28,ava.williams@zmail.net,Separated,Female,%Oq&uWdQS,53
Claire,Hall,1990-01-19,claire.hall@mmail.org,Engaged,Female,wkH0Mv4n1Q,22
Jacob,Thompson,1998-10-01,jacob.thompson@cmail.com,In an open relationship,Male,kWlIHvFVPcK1Si,65
Grace,Jackson,1979-06-25,grace.jackson@bmail.org,In a domestic partnership,Female,53bLHNsiMWjmwO*,100
Abigail,Jones,1984-12-28,abigail.jones@mmail.net,Engaged,Female,1xlctcJmZuVj*1r,19
Savannah,Taylor,2002-08-14,savannah.taylor@amail.net,It is complicated,Female,fTOfCR4Hapy,26
Isaac,Ross,1980-10-28,isaac.ross@xmail.org,It is complicated,Male,11X61u1L,54
Layla,Torres,1997-02-08,layla.torres@imail.org,Married,Female,Q#7fG%iFL,58
Caleb,Hernandez,1994-11-07,caleb.hernandez@umail.com,In an open relationship,Male,vU*g$oYPS,86
Jonathan,Reyes,1983-11-29,jonathan.reyes@amail.org,Single,Male,8GcssYxr*OM,6
Sebastian,Cruz,1990-10-14,sebastian.cruz@mmail.com,Engaged,Male,U0uxrguD9,2
James,Bennett,1994-11-22,james.bennett@rmail.net,In a domestic partnership,Male,6Oq2xI43#u0ZqpM,43
Camila,Russell,1978-01-07,camila.russell@imail.net,Widowed,Female,1GRXj1Ov,79
Jackson,Lee,1986-10-08,jackson.lee@lmail.com,Single,Male,z&1#a$w#MR6eMq2,77
Jaxon,Martinez,1982-03-04,jaxon.martinez@imail.com,Engaged,Male,YWI16CRXOQGCI0,27
William,Perry,1997-07-06,william.perry@jmail.com,Widowed,Male,0F2R1DbXX#jhLZ6,93
Isabella,Butler,1983-07-17,isabella.butler@email.com,Separated,Female,Cq1WSgXhQWdihG,64
Evelyn,Gray,1993-06-02,evelyn.gray@zmail.org,In a domestic partnership,Female,65IaCD#^e,65
Nathan,Gutierrez,1986-09-11,nathan.gutierrez@amail.net,Married,Male,yqYUF4Efp$C,95
Aubrey,Robinson,1978-11-24,aubrey.robinson@imail.org,In a civil partnership,Female,FW*Wlcd4nuG,77
Dylan,Walker,1985-03-28,dylan.walker@pmail.org,Separated,Male,$6Z8RBsc,25
Ella,Rodriguez,1999-07-27,ella.rodriguez@lmail.com,In an open relationship,Female,Tq%9%MoqzjiK1XE,70
Michael,White,1997-04-15,michael.white@smail.com,In a domestic partnership,Male,8L1u8pixB&G^r,85
Luke,Fisher,1980-06-30,luke.fisher@wmail.net,Widowed,Male,&C1TO1R3F1BB,10
Skylar,Martin,1990-10-03,skylar.martin@cmail.org,In a civil partnership,Female,EC63AmoYTZz,30
Anna,Garcia,1997-05-29,anna.garcia@ymail.com,In a domestic partnership,Female,3o9T$mvqFJ8xvOp,42
\.
COPY friendship (friend1, friend2) FROM stdin(FORMAT CSV);
85,7
29,33
41,52
5,55
24,91
86,69
12,40
93,69
62,11
100,15
38,40
54,9
35,27
55,70
38,41
61,34
82,75
72,40
70,57
16,62
71,14
2,37
62,57
50,68
35,93
15,61
35,70
6,71
93,63
70,26
85,31
30,89
86,81
32,40
26,64
52,38
48,79
9,74
73,33
65,11
9,63
22,36
99,74
62,6
30,15
19,12
26,41
40,4
20,80
65,34
18,30
47,32
99,51
37,100
30,36
78,45
79,27
31,40
70,37
62,15
93,1
65,51
82,72
71,19
55,14
66,95
54,35
38,96
35,18
38,35
58,84
16,51
58,89
95,53
85,60
44,12
26,13
3,22
70,39
15,50
45,2
80,42
47,95
70,92
81,31
19,98
3,7
8,18
78,4
54,65
93,48
84,89
73,77
86,93
2,95
53,88
83,28
60,88
99,24
65,13
100,49
78,93
79,5
12,53
72,90
46,1
93,82
4,37
19,68
71,2
90,78
28,46
11,40
40,16
28,76
52,28
87,72
35,51
52,6
61,56
13,86
94,76
87,16
58,70
62,46
7,73
72,13
9,13
28,47
81,8
28,62
55,65
56,28
39,77
19,87
97,74
33,24
62,22
39,93
41,17
28,14
43,68
15,78
79,78
48,2
15,37
14,11
67,51
57,39
95,62
4,11
22,50
3,30
17,22
44,54
72,50
40,21
58,75
20,42
13,46
57,49
90,55
26,78
2,87
37,17
34,13
38,86
82,25
39,10
39,64
33,38
97,8
1,79
57,55
37,97
4,10