编辑代码

CREATE DATABASE test;
use test;

CREATE TABLE TABLE1(
    STOCK varchar(20),
    SYMBOL char(6),
    SHARETYPE char(1),
    TRADEDATE date,
    PRICE decimal(10,2));

INSERT INTO TABLE1(STOCK,SYMBOL,SHARETYPE,TRADEDATE,PRICE)VALUES('平安银行','000001','A','2021-05-20',69.97);
INSERT INTO TABLE1(STOCK,SYMBOL,SHARETYPE,TRADEDATE,PRICE)VALUES('长安B','200625','B','2021-05-20',7.11);
INSERT INTO TABLE1(STOCK,SYMBOL,SHARETYPE,TRADEDATE,PRICE)VALUES('ST星源','000005','A','2021-05-20',1.82);

INSERT INTO TABLE1(STOCK,SHARETYPE)VALUES('比亚迪','A');
ALTER TABLE TABLE1 ADD(PROVINCE varchar(10));
UPDATE TABLE1 SET PRICE=70.2 WHERE STOCK='平安银行';
UPDATE TABLE1 SET PRICE=70.15,SYMBOL='000002'WHERE STOCK='平安银行';
DELETE FROM TABLE1 WHERE STOCK='平安银行';
DELETE FROM TABLE1;


CREATE TABLE TABLE2(
    STOCK varchar(20),
    SYMBOL char(6),
    SHARETYPE char(1),
    TRADEDATE date,
    PRICE decimal(10,2),
    PROVINCE varchar(20));
INSERT INTO TABLE2(STOCK,SYMBOL,SHARETYPE,PRICE,PROVINCE)VALUES('ST星源',000005,'A',1.82,'广东省');
INSERT INTO TABLE2(STOCK,SYMBOL,SHARETYPE,PRICE,PROVINCE)VALUES('北京城乡',600861,'A',14.38,'北京市');
INSERT INTO TABLE2(STOCK,SYMBOL,SHARETYPE,PRICE,PROVINCE)VALUES('三环集团',300408,'A',37.41,'广东省');
INSERT INTO TABLE2(STOCK,SYMBOL,SHARETYPE,PRICE,PROVINCE)VALUES('万科A',000002,'A',26.77,'广东省');
INSERT INTO TABLE2(STOCK,SYMBOL,SHARETYPE,PRICE,PROVINCE)VALUES('南玻B',200012,'B',3.58,'广东省');

UPDATE TABLE2 SET PRICE=16.25 WHERE STOCK='平安银行';
DELETE FROM TABLE2 WHERE STOCK='B';
DELETE FROM TABLE2 WHERE STOCK='平安银行';
INSERT INTO TABLE2(STOCK,SYMBOL,SHARETYPE,PRICE,PROVINCE)VALUES('平安银行',000001,'A',16.25,'广东省');



CREATE TABLE TABLE3 (
    Bankcd char(6),
    Shortbnm varchar(20),
    Stkcd char(6),
    Typrep char(1),
    Cash decimal(20,0)
);


INSERT INTO TABLE3 (Bankcd, Shortbnm, Stkcd, Typrep, Cash)
VALUES ('000027', '南京银行', '601009', 'B', 105220607000),
       ('000027', '南京银行', '601009', 'C', 93065245000),
       ('000027', '南京银行', '601009', 'A', 106225841000),
       ('000084', '贵阳银行', '601997', 'D', 41210720000);


INSERT INTO TABLE3 (Bankcd, Shortbnm, Stkcd, Typrep, Cash)
VALUES ('000021', '北京银行', '601169', 'B', 184491000000),
       ('000077', '杭州银行', '600927', 'D', 68901675000);


UPDATE TABLE3
SET Stkcd = '600926'
WHERE Shortbnm = '杭州银行' AND Stkcd = '600927';


DELETE FROM TABLE3 WHERE Typrep = 'D';

INSERT INTO TABLE3 (Bankcd, Shortbnm, Stkcd, Typrep, Cash)
VALUES ('000014', '招商银行', '600036', 'B', 599416000000);