SQL选择从表,其中多项存在

0

的问题

我有一个数据库的信息,从小精灵的游戏。 其中的一个表中包含的行动,可以通过每个小精灵. 我怎么可以选择从这个表,其中一个小宠物可以学习的两个移动?

我目前的查询是 SELECT * FROM 'learned-moves' WHERE 'Version Group'=? AND ('Move'=? OR 'Move'=?); 但这一选择的所有行包含移动。 我怎么可以只返回的那些行,如果他们两个的比赛?

编辑: db schema

sql
2021-11-24 02:59:35
1

最好的答案

0

考虑一个 INNER JOIN 在本身或自加入:

SELECT l1.Pokemon, l1.'Move' AS 'Move1', l2.'Move' AS 'Move2'
FROM 'learned-moves' l1
INNER JOIN 'learned-moves' l2
  ON l2.Pokemon = l1.Pokemon
  AND l2.'Version Group' = l1.'Version Group'
  AND l1.'Version Group' = ?
  AND l1.'Move' = ?
  AND l2.'Move' = ?
2021-11-24 03:40:48

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