mysql create table friends (lastname varchar(15) not null, firstname varchar(15)

Question

mysql

create table friends
(lastname varchar(15) not null,
firstname varchar(15) not null,
areacode numeric(9) null,
phone varchar(10) null,
st char(2) not null,
zip varchar(5) not null);

insert into friends values
('BUNDY', 'AL', '100', '555-1111', 'IL', '22333');

insert into friends values
('MEZA', 'AL', '200', '555-2222', 'UK', '');

insert into friends values
('MERRICK', 'BUD', '300', '555-6666', 'CO', '80212');

insert into friends values
('MAST', 'JD', '381', '555-6767', 'LA', '23456');

insert into friends values
('BULHER', 'FERRIS', '345', '555-3223', 'IL', '23332');

Using the friends table, write a query that returns the following: Using the friends table, write a query that returns the following: NAME PHONE MERRICK, BUD 300-555-6666 MAST, JD 381-555-6767 BULHER, FERRIS 345-555-3223

Explanation / Answer

1. SELECT lastname AS NAME, st FROM FRIENDS WHERE phone=555-1111;

2. SELECT firstname as NAME, areacode-phone AS PHONE FROM FRIENDS WHERE phone=555-6666 AND phone=555-6767 AND phone=555-3223;

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