数据库场景应用查询

HTAP数据库 PostgreSQL 场景与性能测试之 5-(OLTP)空间应用-空间包含查询

场景-空间应用-空间包含查询(OLTP)1、背景基于空间的应用，空间包含，点面判断等。例如电子围栏、菜鸟AOI（调度）、等业务。2、设计 1张多边形表，1亿个多边形，多边形无相交。输入一个随机的点，判断这个点被1亿个多边形中的哪些多边形...

HTAP数据库 PostgreSQL 场景与性能测试之 6-(OLTP)空间应用-KNN查询（搜索附近对象，...

场景-空间应用-KNN查询（搜索附近对象，由近到远排序输出）(OLTP)1、背景在社交业务、O2O业务、空间应用中，搜索附近的对象是非常常见的需求，例如：1、微信的摇一摇，2、探探的搜索附近的异性，3、导航软件中搜索附近的加油站、餐馆、...

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