I have the A,B,C three tables, B has the id of A, and C has the id of B. A: B= 1:N, B:C= 1: N, now I query some data in C and also correspond to the data in the AB table. what should I do with mybatis annotations?
How to use mybatis annotations to implement relation query
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if you only need to handle relationship queries it would be easier to use a xml mapper file.
there you could write something like this to get a specific A item with all his B
You can check the myBatis doc http://www.mybatis.org/mybatis-3/sqlmap-xml.html