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【以下的回答经过翻译处理】 我想分享一个方法,我在CITY表中使用了全局二级索引(GSI),这样我就可以按国家代码(见下文)查询城市。然后,使用分页来收集其余的城市,因为API不返回超过1MB的数据。对于那些刚开始入门的人,我真的很喜欢这个YouTube视频,它解释了Scan和Query之间的区别。
type CITY @model {
id: ID!
country_code: String! @index(name: "byCountry", queryField: "listCitiesbyCountry")
name: String!
code: String!
state: String
...
}
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