CREATE TABLE socialgroupcategory (
socialgroupcategoryid INT unsigned NOT NULL auto_increment,
creatoruserid INT unsigned NOT NULL,
title VARCHAR(250) NOT NULL,
description TEXT NOT NULL,
displayorder INT unsigned NOT NULL,
lastupdate INT unsigned NOT NULL,
groups INT unsigned DEFAULT '0',
PRIMARY KEY (socialgroupcategoryid),
KEY displayorder (displayorder)
);
MySQL错误:您的SQL语法有错误;查看与您的MySQL服务器版本对应的手册,以便在'group INT unsigned DEFAULT'0',PRIMARY KEY(socialgroupcategoryid),第8行的KEY dis'附近使用正确的语法错误号码:1064
MySQL 5.7 - 好的
MySQL 8 - 错误
GROUPS
已被添加为MySQL 8中的保留关键字。来自official documentation:
GROUPS(R);在8.0.2中添加(保留)
您应该使用反引号来使用保留关键字命名列/表。使用以下内容(注意groups
周围的反引号):
CREATE TABLE socialgroupcategory (
socialgroupcategoryid INT unsigned NOT NULL auto_increment,
creatoruserid INT unsigned NOT NULL,
title VARCHAR(250) NOT NULL,
description TEXT NOT NULL,
displayorder INT unsigned NOT NULL,
lastupdate INT unsigned NOT NULL,
`groups` INT unsigned DEFAULT '0',
PRIMARY KEY (socialgroupcategoryid),
KEY displayorder (displayorder)
);