dqcqcqwq38860 2015-12-01 02:48
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使用order字段从mysql中选择查询

i have mysql query like below

SELECT
p.prop_name,
p.prop_id,
p.star,
c. NAME,
pr.prov_name,
c.countryid,
c. NAME,
pr.provinceid,
r.room_typeid,
r.roomtype_name,
rr.is_promo,
r.price,
rr.final_price FROM
v_property p 
INNER JOIN set_country c ON(p.countryid = c.countryid)
INNER JOIN set_province pr ON(p.provinceid = pr.provinceid)
INNER JOIN room_type r ON(p.prop_id = r.prop_id)
INNER JOIN room_rate_promo rr ON(r.room_typeid = rr.room_typeid)
WHERE
  rr.date = '2015-11-09'
AND p.is_active = 1
AND rr.rating_status = 'ON'
AND p. STATUS = 1
AND p.provinceid = '5'
ORDER BY
  rr.final_price ASC

and result show like bellow

enter image description here

and i want prop_name show only one row of each prop_name and get by minimum final_price column and order by is_promo to up

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2条回答 默认 最新

  • dongshi1868 2015-12-01 02:54
    关注

    You're almost there. Just add "TOP 1" right after your "SELECT". So it would be:

    SELECT TOP 1
    /* etc... */
    
    评论

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