📄 first.sql
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create database Market
create table Person
( person_no char(10) primary key,
person_name char(20),
person_code char(10),
person_limit int
)
create table Goods
( goods_no char(10) primary key,
goods_name char(20),
goods_quantity int,
goods_price int
)
create table Record
( Record_Date char(30),
Record_No char(10),
Record_Quantity int,
Record_SaleSum int,
constraint Recordpri primary key(Record_Date,Record_No)
)
insert into Person values('0','houbingjian','001',0)
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