server version for the right syntax to use near 'KEY, OBJECTSIZE, OPERATION, REFERRER, REMOTEIPADDRESSCode: 1064
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我正在尝试在mysql中创建简单的库数据库。我有5个表,学生,条目,书籍,打字簿,作者。当我尝试用mysql逆向工程制作er图时,我的表在er图上没有任何关系。但在互联网上,几乎所有的数据库都存在关系图。我做错了什么?如何修复它?stuname` VARCHAR(45) NULL,`class` INT NULL,PRIMARY KEYentryno` INT NOT NULL,
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