SQL/MySQL/Function/Between — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
|
(нет различий)
| |
Версия 13:46, 26 мая 2010
Use BETWEEN AND for int value
Drop table employee;
CREATE TABLE employee (
id int unsigned not null auto_increment primary key,
firstname varchar(20),
lastname varchar(20),
title varchar(30),
age int,
yearofservice int,
salary int,
perks int,
email varchar(60)
);
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("John", "Chen", "Senior Programmer", 31, 3, 120000, 25000, "j@hotmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Jan", "Pillai", "Senior Programmer", 32, 4, 110000, 20000, "g@yahoo.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Ane", "Pandit", "Web Designer", 24, 3, 90000, 15000, "a@gmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Mary", "Anchor", "Web Designer", 27, 2, 85000, 15000, "m@mail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Fred", "King", "Programmer", 32, 3, 75000, 15000, "f@net.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("John", "Mac", "Programmer", 32, 4, 80000, 16000, "j@hotmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Arthur", "Sam", "Programmer", 28, 2, 75000, 14000, "e@yahoo.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Alok", "Nanda", "Programmer", 32, 3, 70000, 10000, "a@yahoo.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Susan", "Ra", "Multimedia Programmer", 32, 4, 90000, 15000, "h@gmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Paul", "Simon", "Multimedia Programmer", 23, 1, 85000, 12000, "ps@gmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Edward", "Parhar", "Multimedia Programmer", 30, 2, 75000, 15000, "a@hotmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Kim", "Hunter", "Senior Web Designer", 32, 4, 110000, 20000, "kim@coolmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Roger", "Lewis", "System Administrator", 32, 3, 100000, 13000, "roger@mail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Danny", "Gibson", "System Administrator", 31, 2, 90000, 12000, "danny@hotmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Mike", "Harper", "Senior Marketing Executive", 36, 1, 120000, 28000, "m@gmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Mary", "Sunday", "Marketing Executive", 31, 5, 90000, 25000, "monica@bigmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Jack", "Sim", "Marketing Executive", 27, 1, 70000, 18000, "hal@gmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Joe", "Irvine", "Marketing Executive", 27, 1, 72000, 18000, "joseph@hotmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Henry", "Ali", "Customer Service Manager", 32, 3, 70000, 9000, "shahida@hotmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Peter", "Champion", "Finance Manager", 32, 2, 120000, 25000, "peter@yahoo.ru");
select * from employee;
select firstname, lastName, salary from
employee where salary BETWEEN
70000 AND 90000;
Use IN and BETWEEN AND
Drop table employee;
CREATE TABLE employee (
id int unsigned not null auto_increment primary key,
firstname varchar(20),
lastname varchar(20),
title varchar(30),
age int,
yearofservice int,
salary int,
perks int,
email varchar(60)
);
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("John", "Chen", "Senior Programmer", 31, 3, 120000, 25000, "j@hotmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Jan", "Pillai", "Senior Programmer", 32, 4, 110000, 20000, "g@yahoo.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Ane", "Pandit", "Web Designer", 24, 3, 90000, 15000, "a@gmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Mary", "Anchor", "Web Designer", 27, 2, 85000, 15000, "m@mail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Fred", "King", "Programmer", 32, 3, 75000, 15000, "f@net.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("John", "Mac", "Programmer", 32, 4, 80000, 16000, "j@hotmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Arthur", "Sam", "Programmer", 28, 2, 75000, 14000, "e@yahoo.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Alok", "Nanda", "Programmer", 32, 3, 70000, 10000, "a@yahoo.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Susan", "Ra", "Multimedia Programmer", 32, 4, 90000, 15000, "h@gmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Paul", "Simon", "Multimedia Programmer", 23, 1, 85000, 12000, "ps@gmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Edward", "Parhar", "Multimedia Programmer", 30, 2, 75000, 15000, "a@hotmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Kim", "Hunter", "Senior Web Designer", 32, 4, 110000, 20000, "kim@coolmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Roger", "Lewis", "System Administrator", 32, 3, 100000, 13000, "roger@mail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Danny", "Gibson", "System Administrator", 31, 2, 90000, 12000, "danny@hotmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Mike", "Harper", "Senior Marketing Executive", 36, 1, 120000, 28000, "m@gmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Mary", "Sunday", "Marketing Executive", 31, 5, 90000, 25000, "monica@bigmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Jack", "Sim", "Marketing Executive", 27, 1, 70000, 18000, "hal@gmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Joe", "Irvine", "Marketing Executive", 27, 1, 72000, 18000, "joseph@hotmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Henry", "Ali", "Customer Service Manager", 32, 3, 70000, 9000, "shahida@hotmail.ru");
INSERT INTO employee (firstname, lastName, title, age, yearofservice, salary, perks, email) values ("Peter", "Champion", "Finance Manager", 32, 2, 120000, 25000, "peter@yahoo.ru");
select * from employee;
/* The statement displays all non programmers who are not between the ages
of 28 and 32.
*/
SELECT firstname, lastName, title, age from
employee where title NOT IN
("Programmer", "Senior Programmer",
"Multimedia Programmer") AND
age NOT BETWEEN 28 AND 32;
Where clause: NOT BETWEEN
/*
mysql> Drop table Sale;
Query OK, 0 rows affected (0.04 sec)
mysql> CREATE TABLE Sale
-> (
-> ID SMALLINT NOT NULL AUTO_INCREMENT PRIMARY KEY,
-> Name VARCHAR(50) NOT NULL,
-> InStock SMALLINT UNSIGNED NOT NULL,
-> OnOrder SMALLINT UNSIGNED NOT NULL,
-> Reserved SMALLINT UNSIGNED NOT NULL,
-> Department ENUM("Classical", "Popular") NOT NULL,
-> Category VARCHAR(20)
-> );
Query OK, 0 rows affected (0.05 sec)
mysql> INSERT INTO Sale (Name, InStock, OnOrder, Reserved, Department, Cate
gory)
-> VALUES ("Bloodshot", 11, 6, 1, "Popular", "Ro
ck"),
-> ("Opera", 12, 5, 2, "Classical","Op
era"),
-> ("Jazz", 13, 4, 3, "Popular", "Ja
zz"),
-> ("Music", 4, 3, 4, "Classical","Da
nce"),
-> ("Violin", 25, 2, 5, "Classical", NU
LL),
-> ("Toscana", 16, 1, 6, "Classical", NU
LL),
-> ("Blues", 7, 22, 7, "Popular", "B
lues"),
-> ("Pure", 38, 5, 11, "Popular", NU
LL),
-> ("Mud", 19, 11, 12, "Popular", "Co
untry"),
-> ("Essence", 5, 23, 12, "Popular", "New
Age"),
-> ("Embrace", 21, 12, 14, "Popular", "New
Age"),
-> ("Satie", 42, 17, 15, "Classical", NU
LL),
-> ("Lake", 23, 47, 28, "Classical", "D
ance"),
-> ("Favorites", 34, 15, 12, "Classical", "G
eneral"),
-> ("Boheme", 25, 12, 5, "Classical", "O
pera"),
-> ("Cantatas", 26, 13, 8, "Classical", "G
eneral"),
-> ("Road", 27, 13, 17, "Popular", "Cou
ntry"),
-> ("Paris", 18, 25, 10, "Popular", "Jaz
z"),
-> ("Woman", 29, 4, 7, "Popular", "Blu
es"),
-> ("Bach", 21, 13, 16, "Classical", "G
eneral"),
-> ("Opera", 12, 32, 12, "Classical", "O
pera"),
-> ("Soul", 13, 30, 14, "Popular", NULL
),
-> ("Stages", 44, 0, 8, "Popular", "Blu
es"),
-> ("Bach", 15, 1, 8, "Classical", "G
eneral");
Query OK, 24 rows affected (0.00 sec)
Records: 24 Duplicates: 0 Warnings: 0
mysql> select * from Sale;
+----+-----------+---------+---------+----------+------------+----------+
| ID | Name | InStock | OnOrder | Reserved | Department | Category |
+----+-----------+---------+---------+----------+------------+----------+
| 1 | Bloodshot | 11 | 6 | 1 | Popular | Rock |
| 2 | Opera | 12 | 5 | 2 | Classical | Opera |
| 3 | Jazz | 13 | 4 | 3 | Popular | Jazz |
| 4 | Music | 4 | 3 | 4 | Classical | Dance |
| 5 | Violin | 25 | 2 | 5 | Classical | NULL |
| 6 | Toscana | 16 | 1 | 6 | Classical | NULL |
| 7 | Blues | 7 | 22 | 7 | Popular | Blues |
| 8 | Pure | 38 | 5 | 11 | Popular | NULL |
| 9 | Mud | 19 | 11 | 12 | Popular | Country |
| 10 | Essence | 5 | 23 | 12 | Popular | New Age |
| 11 | Embrace | 21 | 12 | 14 | Popular | New Age |
| 12 | Satie | 42 | 17 | 15 | Classical | NULL |
| 13 | Lake | 23 | 47 | 28 | Classical | Dance |
| 14 | Favorites | 34 | 15 | 12 | Classical | General |
| 15 | Boheme | 25 | 12 | 5 | Classical | Opera |
| 16 | Cantatas | 26 | 13 | 8 | Classical | General |
| 17 | Road | 27 | 13 | 17 | Popular | Country |
| 18 | Paris | 18 | 25 | 10 | Popular | Jazz |
| 19 | Woman | 29 | 4 | 7 | Popular | Blues |
| 20 | Bach | 21 | 13 | 16 | Classical | General |
| 21 | Opera | 12 | 32 | 12 | Classical | Opera |
| 22 | Soul | 13 | 30 | 14 | Popular | NULL |
| 23 | Stages | 44 | 0 | 8 | Popular | Blues |
| 24 | Bach | 15 | 1 | 8 | Classical | General |
+----+-----------+---------+---------+----------+------------+----------+
24 rows in set (0.00 sec)
mysql> SELECT Name, InStock, OnOrder, Reserved
-> FROM Sale
-> WHERE (InStock+OnOrder-Reserved) NOT BETWEEN 10 AND 20
-> ORDER BY Name;
+-----------+---------+---------+----------+
| Name | InStock | OnOrder | Reserved |
+-----------+---------+---------+----------+
| Bach | 15 | 1 | 8 |
| Blues | 7 | 22 | 7 |
| Boheme | 25 | 12 | 5 |
| Cantatas | 26 | 13 | 8 |
| Favorites | 34 | 15 | 12 |
| Lake | 23 | 47 | 28 |
| Music | 4 | 3 | 4 |
| Opera | 12 | 32 | 12 |
| Paris | 18 | 25 | 10 |
| Pure | 38 | 5 | 11 |
| Road | 27 | 13 | 17 |
| Satie | 42 | 17 | 15 |
| Soul | 13 | 30 | 14 |
| Stages | 44 | 0 | 8 |
| Violin | 25 | 2 | 5 |
| Woman | 29 | 4 | 7 |
+-----------+---------+---------+----------+
16 rows in set (0.01 sec)
*/
Drop table Sale;
CREATE TABLE Sale
(
ID SMALLINT NOT NULL AUTO_INCREMENT PRIMARY KEY,
Name VARCHAR(50) NOT NULL,
InStock SMALLINT UNSIGNED NOT NULL,
OnOrder SMALLINT UNSIGNED NOT NULL,
Reserved SMALLINT UNSIGNED NOT NULL,
Department ENUM("Classical", "Popular") NOT NULL,
Category VARCHAR(20)
);
INSERT INTO Sale (Name, InStock, OnOrder, Reserved, Department, Category)
VALUES ("Bloodshot", 11, 6, 1, "Popular", "Rock"),
("Opera", 12, 5, 2, "Classical","Opera"),
("Jazz", 13, 4, 3, "Popular", "Jazz"),
("Music", 4, 3, 4, "Classical","Dance"),
("Violin", 25, 2, 5, "Classical", NULL),
("Toscana", 16, 1, 6, "Classical", NULL),
("Blues", 7, 22, 7, "Popular", "Blues"),
("Pure", 38, 5, 11, "Popular", NULL),
("Mud", 19, 11, 12, "Popular", "Country"),
("Essence", 5, 23, 12, "Popular", "New Age"),
("Embrace", 21, 12, 14, "Popular", "New Age"),
("Satie", 42, 17, 15, "Classical", NULL),
("Lake", 23, 47, 28, "Classical", "Dance"),
("Favorites", 34, 15, 12, "Classical", "General"),
("Boheme", 25, 12, 5, "Classical", "Opera"),
("Cantatas", 26, 13, 8, "Classical", "General"),
("Road", 27, 13, 17, "Popular", "Country"),
("Paris", 18, 25, 10, "Popular", "Jazz"),
("Woman", 29, 4, 7, "Popular", "Blues"),
("Bach", 21, 13, 16, "Classical", "General"),
("Opera", 12, 32, 12, "Classical", "Opera"),
("Soul", 13, 30, 14, "Popular", NULL),
("Stages", 44, 0, 8, "Popular", "Blues"),
("Bach", 15, 1, 8, "Classical", "General");
select * from Sale;
SELECT Name, InStock, OnOrder, Reserved
FROM Sale
WHERE (InStock+OnOrder-Reserved) NOT BETWEEN 10 AND 20
ORDER BY Name;