Implementing Nearby Search with Redis GEO in a NestJS Backend

This tutorial demonstrates how to use Redis' GEO data structure together with Docker, RedisInsight, and a NestJS backend to store location data, perform distance calculations and radius searches, and finally display nearby points on a web map using AMap and Axios.

AmapBackendDocker

0 likes · 13 min read

Implementing Nearby Search with Redis GEO in a NestJS Backend

Programmer DD

Aug 4, 2021 · Databases

How Redis Powers ‘Nearby People’ with GEOADD and GEORADIUS: A Deep Source‑Code Dive

This article explains how Redis implements the “nearby people” feature using its Geo module, detailing the GEOADD and GEORADIUS commands, their underlying algorithms, source‑code flow, and the resulting time‑complexity for adding and querying location data.

GEOGEOADDGEORADIUS

0 likes · 18 min read

How Redis Powers ‘Nearby People’ with GEOADD and GEORADIUS: A Deep Source‑Code Dive

Programmer DD

Dec 17, 2019 · Databases

How Redis GEOADD & GEORADIUS Power Nearby-User Searches: Deep Code Dive

This article explains how Redis implements location-based “nearby people” features using GEOADD and GEORADIUS commands, detailing their syntax, underlying geohash algorithm, source code flow, and performance characteristics, while also discussing related options, complexity, and practical usage considerations.

GEOADDGEORADIUSGeoHash

0 likes · 18 min read

How Redis GEOADD & GEORADIUS Power Nearby-User Searches: Deep Code Dive