【发布时间】:2016-04-10 07:10:20
【问题描述】:
因此,当我尝试在 MariaDB 中运行此脚本时遇到如下错误:“错误 1064 (42000):您的 SQL 语法有错误;请查看与您的 MariaDB 服务器版本相对应的手册在
附近使用的正确语法CREATE TABLE customers (
customer_id int NOT NULL,
customer_f
在第 1 行
奇怪的是,MariaDB 似乎正在读取命令的第一行,然后将下一行的一点点读取为 1 行。整个脚本如下:如果有人可以提供帮助,我将不胜感激。
DROP TABLE customers;
DROP TABLE orders;
DROP TABLE products;
DROP TABLE orderitem;
CREATE TABLE customers (
customer_id INT NOT NULL AUTO_INCREMENT,
customer_firstname VARCHAR(20) NOT NULL,
customer_lastname VARCHAR(40) NOT NULL,
customer_phone CHAR(10) NOT NULL,
customer_email VARCHAR(60) NOT NULL,
customer_address VARCHAR(40) NOT NULL,
customer_city VARCHAR(40) NOT NULL,
customer_state CHAR(2) NOT NULL,
customer_zip VARCHAR(10) NOT NULL,
customer_aptnum VARCHAR(5) NOT NULL,
customer_pass CHAR(40) NOT NULL,
customer_type VARCHAR(10) NOT NULL,
PRIMARY KEY (customer_id),
INDEX customer_fullname (customer_firstname, customer_lastname),
UNIQUE (customer_email)
);
CREATE TABLE orders (
order_id INT NOT NULL AUTO_INCREMENT,
order_datetime DATETIME NOT NULL,
order_trackingnumber VARCHAR(20) NOT NULL,
order_shipdate DATETIME NOT NULL,
order_shipmethod VARCHAR(10) NOT NULL,
order_shipcarrier VARCHAR(10) NOT NULL,
order_totalprice DECIMAL,
customer_id INT NOT NULL,
PRIMARY KEY (order_id),
FOREIGN KEY (customer_id) REFERENCES customers(customer_id)
UNIQUE (order_trackingnumber)
);
CREATE TABLE products (
product_id VARCHAR(30) NOT NULL AUTO_INCREMENT,
product_beginningstockdate DATETIME NOT NULL,
product_endstockdate DATETIME,
product_category VARCHAR(15) NOT NULL,
product_name VARCHAR(60) NOT NULL,
product_availablequantity SMALLINT NOT NULL,
product_totalquantity SMALLINT NOT NULL,
product_price DECIMAL NOT NULL,
product_taxable DECIMAL NOT NULL,
product_itemstatus VARCHAR(15) NOT NULL,
product_discountpercent DECIMAL,
product_soldinstore char(3),
product_soldonwebsite char(3),
PRIMARY KEY (product_id),
UNIQUE (product_name)
);
/*INSERT INTO products (product_description, product_beginningstockdate, product_endstockdate, product_category, product_name, product_availablequantity, product_totalquantity, product_price, product_taxable, product_itemstatus, product_discountpercent, product_soldinstore, product_soldonwebsite)
VALUES
(...),
(...),
........ */
CREATE TABLE orderitem (
orderitem_id INT NOT NULL AUTO_INCREMENT,
order_id INT NOT NULL,
product_id VARCHAR(30) NOT NULL,
orderitem_priceperunit DECIMAL NOT NULL,
orderitem_quantityordered TINYINT NOT NULL,
PRIMARY KEY (orderitem_id),
FOREIGN KEY (order_id) REFERENCES orders(order_id),
FOREIGN KEY (product_id) REFERENCES orders(product_id)
);
【问题讨论】:
-
您可能会后悔将表名放在每个列名的开头。
-
DECIMAL后面需要(m,n)。