[英]Search Query in two table
我想在兩個表(users.name,users.email,object.name)中搜索查詢,當我鍵入:
def self.search(query)
query = "%#{query}%"
where("(name like ? or email like ? or surname like ?)", query, query, query)
end
它工作正常,但是現在我想添加下一個字段以從其他表中搜索
def self.search(query)
query = "%#{query}%"
joins(:object).where("(objects.name like ? or name like ? or email like ? or surname like ?)", query, query, query, query)
end
錯誤:
`User Load (0.2ms) SELECT `users`.* FROM `users` WHERE `users`.`id` = 120 ORDER BY `users`.`id` ASC LIMIT 1
(1.2ms) SELECT COUNT(*) FROM `users` INNER JOIN `objects` ON `objects`.`id` = `users`.`object_id` WHERE ((objects.name like '%ver%' or email like '%ver%' or name like '%ver%' or surname like '%ver%'))
Mysql2::Error: Column 'name' in where clause is ambiguous: SELECT COUNT(*) FROM `users` INNER JOIN `objects` ON `objects`.`id` = `users`.`object_id` WHERE ((objects.name like '%ver%' or email like '%ver%' or name like '%ver%' or surname like '%ver%'))
Completed 500 Internal Server Error in 6ms
`
我的模特
User belongs_to :object
Object has_many :users
如何添加其他表格?
您還應該指定第二個名稱表:
def self.search(query)
query = "%#{query}%"
joins(:object).where("(objects.name like ? or users.name like ? or email like ? or surname like ?)", query, query, query, query)
end
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