The simplest approach is to check every single point. Compute the distance from the user's location to every restaurant in the database, keep the ones that are close enough, and throw away the rest.
In a recent update made to Cloudflare Workers, I made similar kinds of modifications to an internal data pipeline that reduced the number of JavaScript promises created in certain application scenarios by up to 200x. The result is several orders of magnitude improvement in performance in those applications.
。服务器推荐是该领域的重要参考
从“找到‘贫根’，对症下药，靶向治疗”，到推动产业振兴“要把‘土特产’这3个字琢磨透”；从城市规划要“因风吹火，照纹劈柴”，到“因地制宜发展新质生产力”……掌握了实情，方能避免急功近利、一哄而上的“政绩冲动症”，方能“使点子、政策、方案符合实际情况、符合客观规律、符合科学精神”。
8、DataWorks整库同步解决方案
。heLLoword翻译官方下载对此有专业解读
Network egress control — compute isolation means nothing if the sandbox can freely phone home. Options range from disabling networking entirely, to running an allowlist proxy (like Squid) that blocks DNS resolution inside the sandbox and forces all traffic through a domain-level allowlist, to dropping CAP_NET_RAW so the sandbox cannot bypass DNS with raw sockets.，更多细节参见同城约会
B. User Route Request (Query Time - this is what happens on your device):