Help! How to encapsulate all the attributes of the three tables of the database into a Collection object?

airbird · Post time: 2020-1-6 14:00:01

How to encapsulate all the attributes of the three tables of the database into a Collection object, used to iterate the data of the three tables in the JSP page? Thank you!

airbird · Post time: 2020-1-6 15:06:01

Anxious? !! Wait online!

airbird · Post time: 2020-1-6 15:09:01

Which hero can help me

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