MySQL 存储过程中执行动态SQL语句的方法

ApacheMySQL 2019-04-09

drop PROCEDURE if exists my_procedure; 
create PROCEDURE my_procedure() 
BEGIN 
  declare my_sqll varchar(500); 
  set my_sqll='select * from aa_list'; 
 set @ms=my_sqll; 
 PREPARE s1 from @ms; 
 EXECUTE s1; 
 deallocate prepare s1; 
end;

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