<if test="startTime != null">
AND datetime <![CDATA[ >= ]]> ( SELECT DATE_FORMAT( #{startTime}, '%Y-%m-%d 00:00:00' ))
</if>
<if test="endTime != null">
AND datetime <![CDATA[ <= ]]> ( SELECT DATE_FORMAT( #{endTime}, '%Y-%m-%d 23:59:59' ))
</if>
<if test="startTime != null">
AND datetime <![CDATA[ >= ]]> ( SELECT DATE_FORMAT( #{startTime}, '%Y-%m-%d 00:00:00' ))
</if>
<if test="endTime != null">
AND datetime <![CDATA[ <= ]]> ( SELECT DATE_FORMAT( #{endTime}, '%Y-%m-%d 23:59:59' ))
</if>