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MySQL高级篇（高阳）建表sql语句大全
2022-07-30 01:11:00 【涛歌依旧fly】
一、单表P209|P31
CREATE TABLE IF NOT EXISTS `article`(
`id` INT(10) UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT,
`author_id` INT(10) UNSIGNED NOT NULL,
`category_id` INT(10) UNSIGNED NOT NULL,
`views` INT(10) UNSIGNED NOT NULL,
`comments` INT(10) UNSIGNED NOT NULL,
`title` VARBINARY(255) NOT NULL,
`content` TEXT NOT NULL
);
INSERT INTO `article`(`author_id`,`category_id`,`views`,`comments`,`title`,`content`) VALUES
(1,1,1,1,'1','1'),
(2,2,2,2,'2','2'),
(1,1,3,3,'3','3');
select * from article;
二、双表P210|P32
CREATE TABLE IF NOT EXISTS `class`(
`id` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
`card` INT(10) UNSIGNED NOT NULL,
PRIMARY KEY(`id`)
);
CREATE TABLE IF NOT EXISTS `book`(
`bookid` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
`card` INT(10) UNSIGNED NOT NULL,
PRIMARY KEY(`bookid`)
);
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO class(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO book(card) VALUES(FLOOR(1+(RAND()*20)));
三、三表P211|P33
CREATE TABLE IF NOT EXISTS `phone`(
`phoneid` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
`card` INT(10) UNSIGNED NOT NULL,
PRIMARY KEY(`phoneid`)
)ENGINE=INNODB;
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
INSERT INTO phone(card) VALUES(FLOOR(1+(RAND()*20)));
四、P212|P34
CREATE TABLE staffs(
id INT PRIMARY KEY AUTO_INCREMENT,
NAME VARCHAR(24) NOT NULL DEFAULT '' COMMENT '姓名',
age INT NOT NULL DEFAULT 0 COMMENT '年龄',
pos VARCHAR(20) NOT NULL DEFAULT '' COMMENT '职位',
add_time TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '入职时间'
)CHARSET utf8 COMMENT '员工记录表';
INSERT INTO staffs(NAME,age,pos,add_time) VALUES('z3',22,'manager',NOW());
INSERT INTO staffs(NAME,age,pos,add_time) VALUES('July',23,'dev',NOW());
INSERT INTO staffs(NAME,age,pos,add_time) VALUES('2000',23,'dev',NOW());
SELECT * FROM staffs;
ALTER TABLE staffs ADD INDEX idx_staffs_nameAgePos(name, age, pos);
五、P218|P40
CREATE TABLE `tbl_user`(
`id` INT(11) NOT NULL AUTO_INCREMENT,
`NAME` VARCHAR(20) DEFAULT NULL,
`age` INT(11) DEFAULT NULL,
email VARCHAR(20) DEFAULT NULL,
PRIMARY KEY (`id`)
) ENGINE =INNODB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
INSERT INTO tbl_user(NAME,age,email) VALUES('1aa1',21,'[email protected]');
INSERT INTO tbl_user(NAME,age,email) VALUES('2aa2',222,'[email protected]');
INSERT INTO tbl_user(NAME,age,email) VALUES('3aa3',265,'[email protected]');
INSERT INTO tbl_user(NAME,age,email) VALUES('4aa4',21,'[email protected]');
六、P222|P44，索引面试题讲解
CREATE TABLE test03(
id int primary key not null auto_increment,
c1 char(10),
c2 char(10),
c3 char(10),
c4 char(10),
c5 char(10)
);
insert into test03(c1,c2,c3,c4,c5) values('a1','a2','a3','a4','a5');
insert into test03(c1,c2,c3,c4,c5) values('b1','b2','b3','b4','b5');
insert into test03(c1,c2,c3,c4,c5) values('c1','c2','c3','c4','c5');
insert into test03(c1,c2,c3,c4,c5) values('d1','d2','d3','d4','d5');
insert into test03(c1,c2,c3,c4,c5) values('e1','e2','e3','e4','e5');
select * from test03;
七、P226|P48
CREATE TABLE tblA(
#id int primary key not null autp_increment,
age int,
birth timestamp not null
);
insert into tblA(age,birth) values(22,now());
insert into tblA(age,birth) values(23,now());
insert into tblA(age,birth) values(24,now());
CREATE INDEX idx_A_ageBirth on tblA(age,birth);
select * from tblA;
八、P228|P50
create database bigData;
use bigData;
CREATE TABLE `dept` (
`id` int(10) unsigned NOT NULL AUTO_INCREMENT,
`deptno` mediumint(8) unsigned NOT NULL DEFAULT '0',
`dname` varchar(20) NOT NULL DEFAULT '',
`loc` varchar(13) NOT NULL DEFAULT '',
PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=GBK;
CREATE TABLE `emp` (
`id` int(10) unsigned NOT NULL AUTO_INCREMENT,
`empno` mediumint(8) unsigned NOT NULL DEFAULT '0',/*编号*/
`ename` varchar(20) NOT NULL DEFAULT '',/*名字*/
`job` varchar(9) NOT NULL DEFAULT '',/*工作*/
`mgr` mediumint(8) unsigned NOT NULL DEFAULT '0',/*上级编号*/
`hiredate` date NOT NULL,/*入职时间*/
`sal` decimal(7,2) NOT NULL,/*薪水*/
`comm` decimal(7,2) NOT NULL,/*红利*/
`deptno` mediumint(8) unsigned NOT NULL DEFAULT '0',/*部门编号*/
PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=GBK;
DELIMITER $$
CREATE FUNCTION rand_string(n INT) RETURNS VARCHAR(255)
BEGIN
DECLARE char_str VARCHAR(100) DEFAULT 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
DECLARE return_str VARCHAR(255) DEFAULT '';
DECLARE i INT DEFAULT 0;
WHILE i < n DO
SET return_str = CONCAT(return_str,SUBSTRING(char_str,FLOOR(1+RAND()*52),1));
SET i = i+1;
END WHILE;
RETURN return_str;
END $$
DELIMITER $$
CREATE FUNCTION rand_num() RETURNS INT(5)
BEGIN
DECLARE i INT DEFAULT 0;
SET i = FLOOR(100+RAND()*10);
RETURN i;
END $$
DELIMITER $$
CREATE PROCEDURE insert_emp(IN START INT(10),IN max_num INT(10))
BEGIN
DECLARE i INT DEFAULT 0;
SET autocommit = 0;#把自动提交关闭
REPEAT
SET i = i + 1;
INSERT INTO emp (empno,ename,job,mgr,hiredate,sal,comm,deptno) VALUES((START+i),rand_string(6),'SALESMAN',0001,CURDATE(),2000,400,rand_num());
UNTIL i = max_num
END REPEAT;
COMMIT;
END $$
DELIMITER $$
CREATE PROCEDURE insert_dept(IN START INT(10),IN max_num INT(10))
BEGIN
DECLARE i INT DEFAULT 0;
SET autocommit = 0;
REPEAT
SET i = i + 1;
INSERT INTO dept (deptno,dname,loc) VALUES((START+i),rand_string(10), rand_string(8));
UNTIL i = max_num
END REPEAT;
COMMIT;
END $$
九、P232|P54
create table mylock(
id int not null primary key auto_increment,
name varchar(20)
)engine myisam;
insert into mylock(name) values('a');
insert into mylock(name) values('b');
insert into mylock(name) values('c');
insert into mylock(name) values('d');
insert into mylock(name) values('e');
select * from mylock;
十、P235|P57
create table test_innodb_lock(a int(11),b varchar(16))engine=innodb;
insert into test_innodb_lock values(1,'b2');
insert into test_innodb_lock values(3,'3');
insert into test_innodb_lock values(4,'4000');
insert into test_innodb_lock values(5,'5000');
insert into test_innodb_lock values(6,'6000');
insert into test_innodb_lock values(7,'7000');
insert into test_innodb_lock values(8,'8000');
insert into test_innodb_lock values(9,'9000');
insert into test_innodb_lock values(1,'b1');
create index test_innodb_a_ind on test_innodb_lock(a);
create index test_innodb_lock_b_ind on test_innodb_lock(b);
select * from test_innodb_lock;
https://blog.csdn.net/qq_42826747/article/details/106674270
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