Regarding the data display problem obtained by fastadmin association model

Question

Table A associates with table B and obtains the data of table B. Now I want to output the multiple names obtained in table B as "1,2,3"

As shown in the figure

Get multiple "patient_name" of table B through the fields of table A. How should I change the code so that the result output is of the type "1,2,3"

Answer 1

Then don’t you join the tables? Directly use the data in table A to look up the data in table B

Answer 2

Test the reply function