Principles and Optimization of 5 PostgreSQL Indexes (btree,hash,gin,gist,and brin)
Note: This article contains links to Chinese blog articles.
Precision marketing is a hot topic in the advertising industry. One of my previous articles describes how to use arrays and GIN indexes on PostgreSQL to tag people in real-time. (Source to Chinese article: Marketing to trillions of people in milliseconds - database design for real-time recommendation