Listen to HashiCast: https://www.listennotes.com/podcasts/hashicast/episode-5-paul-dix-influxdb-PGC9o3DmNyc/ (12 mins in)

Benefits of TS DBs:

• Compression for timestamps
• Write throughput because append-only writes
• Downsampling high precision for 7 days, then 10min summarizations for 3 months, then 1hr summaries
• Query patterns - Instead of SQL, Influx uses InfluxQL

More on the TICK stack: https://docs.influxdata.com/