Thank you for sharing your experience. > I don't know why people assume those capable of building a database would also fail to anticipate this need. Praptak

Thank you for sharing your experience. > I don't know why people assume those capable of building a database would also fail to anticipate this need. Praptak asked if it was hard to deal with and did not imply Datomic's developers failed to anticipate the need. Excision is a feature that must be prioritized like any other and in fact was not available until Datomic 0.8.3941. https://groups.google.com/forum/#!topic/datomic/Gk8h6MrnJYs https://groups.google.com/forum/#!topic/datomic/Gk8h6MrnJYs