I always found it ironic that you get most of this for free if you design your sql updates and save/query the transaction log and/or history. A lot of relationa

I always found it ironic that you get most of this for free if you design your sql updates and save/query the transaction log and/or history. A lot of relational dbs have functionality for that Being able to elegantly and efficiently do "AS OF" queries is still a hard problem, I don't see that KTables really solve it. Hate to say it but Oracle's solution to this is still unmatched. https://oracle-base.com/articles/10g/flashback-query-10g#flashback-query https://oracle-base.com/articles/10g/flashback-query-10g#fla...