kdb

Based on 40 responses from 10 people, we've built up the following picture of kdb

Ranked high for:

  1. This database is good for querying time series
  2. This database is good for heavily mathematical operations on data
  3. I am familiar with this database
  4. This database can be a bit arcane

Most similar to

  1. HypergraphDB
  2. GenieDB
  3. Cassandra
  4. MongoDB
  5. Redis

Most dissimilar from

  1. DB2
  2. Excel
  3. SQLAnywhere
  4. Access
  5. Flat files