mysql 获取最近一个月每一天

   
   
  
  
 
   
 
    
 
     
 
    
 
    
 
     
 
      select 
      date_add( 
      curdate(), 
      interval( 
      cast(help_topic_id 
      as signed 
      integer) - 
      30) 
      day) 
      day 
     
 
    
 
   
 
    
 
     
 
    
 
    
 
     
 
      from mysql.help_topic 
     
 
    
 
   
 
    
 
     
 
    
 
    
 
     
 
      where help_topic_id < 
      day( 
      last_day( 
      curdate())) 
     
 
    
 
   
 
    
 
     
 
    
 
    
 
     
 
      order 
      by help_topic_id 
     
 
    
 
  
  
  
 
 

2019-07-03更新进一步格式化版

SELECT
	DATE_FORMAT( date_add( curdate( ), INTERVAL ( cast( help_topic_id AS signed INTEGER ) - 30 ) DAY ) , '%m/%d' ) DAY
FROM
	mysql.help_topic 
WHERE
	help_topic_id < DAY ( last_day( curdate( ) ) ) 
ORDER BY
	help_topic_id

原文地址：https://blog.csdn.net/qq_29384639/article/details/89563852