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),
PRICE decimal(10,2),
PROVINCE varchar(100)
);
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 VARCHAR(10),
Shortbnm VARCHAR(50),
Stkcd VARCHAR(10),
Typrep CHAR(1),
Cash DECIMAL(20,2)
);
INSERT INTO TABLE3(Bankcd,Shortbnm,Stkcd,Typrep,Cash) VALUES('000027', '南京银行', '601009', 'B', 105220607000.00);
INSERT INTO TABLE3(Bankcd,Shortbnm,Stkcd,Typrep,Cash) VALUES('000027', '南京银行', '601009', 'C', 93065245000.00);
INSERT INTO TABLE3(Bankcd,Shortbnm,Stkcd,Typrep,Cash) VALUES('000027', '南京银行', '601009', 'A', 106225841000.00);
INSERT INTO TABLE3(Bankcd,Shortbnm,Stkcd,Typrep,Cash) VALUES('000084', '贵阳银行', '601997', 'D', 41210720000.00);
INSERT INTO TABLE3(Bankcd,Shortbnm,Stkcd,Typrep,Cash) VALUES('000021', '北京银行', '601169', 'B', 184491000000.00);
INSERT INTO TABLE3 (Bankcd, Shortbnm, Stkcd, Typrep, Cash) VALUES ('000077', '杭州银行', '600926', 'D', 68901675000.00);
UPDATE TABLE3 SET Stkcd = '600926' WHERE Bankcd = '000077';
DELETE FROM TABLE3 WHERE Typrep = 'D';
INSERT INTO TABLE3 (Bankcd, Shortbnm, Stkcd, Typrep, Cash) VALUES ('000014', '招商银行', '600036', 'B', 599416000000.00);
select * from TABLE3;