Hi,
I’m providing some cardinality estimates for JDBC tables. From the API, I can
easily implement a metadata handler for RowCount. But I’m encountering the
following exception:
RelSubset [rel#32:RelSubset#0.ENUMERABLE] has wrong best cost {5.90709E8
rows, 5.90719E8 cpu, 0.0 io}.
Hi,
Given some partitioned storage, we can omit the scan of some partitions when a
filter is present. How can the lower cost of the scan be represented? As far as
I can tell the current approach only allows providing a single cost for the
TableScan and Filter can only add to that. Should my
Hi,
Is there any explanation for missing handling of Types.NULL in
AbstractCursor.createAccessor()? I have a query which includes NULL in the
projection (eg, select 1 as x, NULL, ...) and this is causing an exception.
Thanks.