写一段sql建表语句,表名为A1,A2,A3,其中A1与A2都存在zjzh字段,A2与A3都存在business_flag,exchange_type,stock_type字段,三张表的其他字段扩充到5个
时间: 2024-05-19 16:14:56 浏览: 10
以下是您要求的 SQL 建表语句:
CREATE TABLE A1 (
id INT PRIMARY KEY,
name VARCHAR(50),
age INT,
gender VARCHAR(10),
zjzh VARCHAR(20)
);
CREATE TABLE A2 (
id INT PRIMARY KEY,
name VARCHAR(50),
age INT,
gender VARCHAR(10),
zjzh VARCHAR(20),
business_flag VARCHAR(20),
exchange_type VARCHAR(20),
stock_type VARCHAR(20)
);
CREATE TABLE A3 (
id INT PRIMARY KEY,
name VARCHAR(50),
age INT,
gender VARCHAR(10),
business_flag VARCHAR(20),
exchange_type VARCHAR(20),
stock_type VARCHAR(20)
);
注意:以上 SQL 语句仅供参考,具体的字段类型和长度可以根据需要进行修改。
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