The cassandra adapter registers materialized views[1] which can be used to register an index. The MaterializedViewFilterScanRule might be helpful in getting the index to be chosen.
[1] https://github.com/apache/calcite/blob/92d4bebc5b9a9e6815489f54908e3e665354120b/cassandra/src/main/java/org/apache/calcite/adapter/cassandra/CassandraSchema.java#L257 On Fri, Oct 28, 2022 at 5:16 PM vitius <[email protected]> wrote: > Hi Calcite Community Developers, > I'm a college student, where I am working with apache calcite. I want to > create a new transformation rule. > Is in calcite in any form implemented index seek on any data source? Or is > there some project using calcite where the index seek operator is > implemented and where I can look at the code? > > It would be best for me to find an example on csv data source with index > seek operator, but for any example I would be happy. > > Regards, > Vít Maňásek >
