The three VFP database tables to query the article 6 to establish what kind of relationship? Guide for bosses

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 select c. Of course, c. a teacher from students, taking b, class c where a. student id=b. student id and course number=c. b. course number and a. native='jiangxi' 

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refer to the second floor qq_34954759 response:

 select c. Of course, c. a teacher from students, taking b, class c where a. student id=b. student id and course number=c. b. course number and a. native='jiangxi' 

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