创建表的sql

CREATE TABLE product (
id INT(11) NOT NULL AUTO_INCREMENT COMMENT '自增ID',
product_code VARCHAR(18) NOT NULL DEFAULT '' COMMENT '产品编码',
product_name VARCHAR(50) NOT NULL DEFAULT '' COMMENT '产品名称',
create_time TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '添加时间',
PRIMARY KEY (id),
UNIQUE INDEX product_code (product_code)
)
COMMENT='产品表'
COLLATE='utf8_general_ci'
ENGINE=MyISAM
AUTO_INCREMENT=1