mybatis查詢今天，近一週，一個月的數據

<if test="pubdate == 1">
   AND DATE_SUB(CURDATE(), INTERVAL 3 DAY) <![CDATA[<= ]]> date(update_time)
</if>
<if test="pubdate == 2">
  AND DATE_SUB(CURDATE(), INTERVAL 7 DAY) <![CDATA[<= ]]> date(update_time)
</if>
<if test="pubdate == 3">
  AND DATE_SUB(CURDATE(), INTERVAL 1 MONTH) <![CDATA[<= ]]> date(update_time)
</if>
<if test="pubdate == 4">
  AND DATE_SUB(CURDATE(), INTERVAL 3 MONTH) <![CDATA[<= ]]> date(update_time)
</if>
<if test="pubdate == 5">
  AND DATE_SUB(CURDATE(), INTERVAL 6 MONTH) <![CDATA[<= ]]> date(update_time)
</if>