about ExternalCatalog and I am not sure even what it is.
I will appreciate if someone guides me or send me some links or examples.
Best,
Alireza Samadian
rel/core/TableScan.java#L87
> [3]
>
> https://github.com/apache/calcite/blob/2765791e60c46e0d66a3c510a5c91d16fe757720/core/src/test/java/org/apache/calcite/test/RelMetadataTest.java#L1006
>
> On Mon, May 20, 2019 at 6:55 PM Alireza Samadian
> wrote:
>
> > Hi,
>
e cost when the
nodes are physical?
I will appreciate if someone can help me. I will also appreciate if someone
has other suggestions for streams query optimization.
Best,
Alireza Samadian
[1] Ayad, Ahmed M., and Jeffrey F. Naughton. "Static optimization of
conjunctive queries with sliding
tamatis
> >
> > [1]
> >
> >
> https://github.com/apache/calcite/blob/master/core/src/main/java/org/apache/calcite/rel/metadata/RelMetadataProvider.java
> > [2]
> >
> >
> https://github.com/apache/calcite/blob/e8d598a434e8dbadaf756f8c57c748f4d7e16fdf/core/src/test/
e/blob/72c52f46eab7fbe57ae5236ecc3831113684ff71/core/src/main/java/org/apache/calcite/plan/volcano/VolcanoCost.java#L113
> > [5] Viktor Leis, Andrey Gubichev, Atanas Mirchev, Peter A. Boncz, Alfons
> > Kemper, Thomas Neumann: How Good Are Query Optimizers, Really? PVLDB
> 9