v5c6

5 ms·

1. 1.▲
   by v5c6 2y ago

   An open source community cannot out market big vendors. But can certainly out execute and the judicious engineers will continue making choices based on technical evaluations, to keep it going. I’d be very surprised if delta goes away, since
2. 2.▲
   by v5c6 2y ago

   Yes. Indexes are integrated into reads, with (near) standard SQL for managing them
3. 3.▲
   by v5c6 2y ago

   It’s comparable to and depends on selectivity of the query, like any database index. On a 10TB tpc-ds web_sales with 1:150 selectivity, we see an impressive 95% gain. If the query fetches out most records for e.g, then gains will be lower
4. 4.▲
   Apache Hudi 1.0 released with secondary indexes for data lakehouses(hudi.apache.org)

   11 points by v5c6 2y ago|9 comments
5. 5.▲
   by v5c6 7y ago

   Correct. QUIC also implements TLP. Main advantage is deployability since this is a user-space solution.