we have been developing a application(find nearest hotel) with objectify in Google app engine. need help how to find the nearest location (around 5km) in objectify datastore from current location would be great if find the sample code.
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在 AppEngine 上进行地理空间查询的有效方法是使用 Search API https://developers.google.com/appengine/docs/java/search/
其他方法是数据存储或 MongoDB 中的 GeoHash
于 2013-09-11T15:30:27.923 回答