英文:
Mongodb inserts one more document if I edit particular field such as flag like "email sent" ? corresponding JAVA POJO class has issue?
问题
MongoDB如果我编辑特定字段，例如"email sent"标志，会插入一个额外的文档吗？可能的问题是什么？对应的JAVA POJO类是否有问题？
英文:
Mongodb inserts one more document if I edit particular field such as flag like "email sent" ? what can be the issue ? corresponding JAVA POJO class has issue?
答案1
得分: -1
是的，POJO原本没有将@Id标记的ID作为JAVA类中的一项。在使用@Id注释添加ID属性后，同一文档被修改，而不是在集合中添加新文档。
英文:
Yes, POJO was not having @Id marked ID as one of the item in JAVA class. After Adding ID property with @Id annotation, same document was getting modified instead of adding new document in collection.
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