SQL“ContainsAll”查询(SQL “ContainsAll” query)
我有食谱表和成分表和表将食材连接到配方。
我有一个成分列表,如何编写一个SELECT语句(或存储过程),它将返回具有所有给定成分的食谱?
如何为MySQL编写此查询?
I have recipes table and ingredients table and table that connect ingredients to the recipes.
I have a list of ingredients, how to write a SELECT statement (or store procedure) that will return a recipes that have ALL given ingredients?
How to write this query for MySQL?
最满意答案
我想我终于有了解决方案。 :)
SELECT * FROM recipeTable r JOIN ingredintsTable i ON r.RecId= i.RecId WHERE i.IngredientId IN (1,2) GROUP BY r.id HAVING ( COUNT(r.id) > 1 )I think I finally have a solution. :)
SELECT * FROM recipeTable r JOIN ingredintsTable i ON r.RecId= i.RecId WHERE i.IngredientId IN (1,2) GROUP BY r.id HAVING ( COUNT(r.id) > 1 )更多推荐
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