MySQL存储过程执行拼接语句

delimiter //

create procedure sp_concat()

begin

declare v_date varchar(4000);

declare v_sql varchar(4000);

set v_date =(select date_format(now(),'%Y%m%d%H%s%i'));

set @v_date =v_date;

set v_sql = concat('create table kin_',@v_date,' (x int);');

set @v_sql = v_sql;

prepare stmt from @v_sql;

execute stmt;

end//

delimiter ;