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```
select count(distinct part) from
(select count(1) c, coalesce(p.part, s.part) as part from supplier full/left/right join part) on p.part=s.part group by 2)
where part like '%a' and c > 10
`…
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This is a 9.5+ feature, but it can save a _lot_ of time and hassle.
http://www.postgresql.org/docs/devel/static/fdw-callbacks.html
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### SDK
Python
### Description
Currently, in python api, "to_lance" method that returns a pyarrow dataset is only supported in synchronous table.
I was wondering if "to_lance" method can be expo…
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### What should be done?
We should support pushdown in filters like `$or: [{v: 1}, {v: 2}]` if value types are already supported.
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### What should be done?
TBD
### Where?
- issue url mentions
- PostgreSQL backend
- SQLite backend
### Definition of Done
- all backends updated;
- unit tests added/updated;
- han…
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### What version of Materialize are you using?
v0.56.0-dev (e03849cdc)
### What is the issue?
No pushdown is triggered for this query:
```
create table t1 (f1 integer);
materialize=> explain wi…
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Original Feature request `#92`, by Koichi Suzuki, 2012-12-18.
See [sourceforge feature request](https://sourceforge.net/p/postgres-xc/feature-requests/92/) for details.
Pushdown window function if p…
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### Feature request
It's not uncommon to use timezone conversion when working with timestamps, but they are currently not supported by filter pushdown.
```
EXPLAIN SELECT * FROM impressions WHERE m…
sthm updated
4 months ago
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Is there any ongoing work on supporting GetForeignUpperPaths? I was thinking of taking a stab at it, but I don't want to duplicate effort.
This would let us push down aggregates for evaluation by t…
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### Proposed Change
There is a need to perform exploratory aggregation queries on tables with `min/max` aggregations on data columns. Currently spec for `data_file` struct specifies the following mea…