Aerospike, Database, Data Modeling, Cassandra, Segmentation.
hours since that epoch. For example, December 20th, 2019 at 10am is 8530 hours since the epoch. So, each user has as a map of {segmentID: [segment-TTL, {attr1, attr2}]}, for example: { 8457: [8889, {}], 12845: [8889, {}], 42199: [8889, {}], 43696: [8889, {}], } The map ordering options are