alamb commented on issue #3843:
URL: https://github.com/apache/datafusion/issues/3843#issuecomment-2836816875
- I am trying to organize a join task force for planning joins / subqueries:
https://github.com/apache/datafusion/issues/15885
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alamb commented on issue #3843:
URL: https://github.com/apache/datafusion/issues/3843#issuecomment-2836536572
BTW I wrote some thoughts on join ordering in a blog post (part 2)
- https://www.influxdata.com/blog/optimizing-sql-dataframes-part-one/
-
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clflushopt commented on issue #3843:
URL: https://github.com/apache/datafusion/issues/3843#issuecomment-2667413769
Hey @alamb following up on #14688 I made a new pull request in #14735 to add
an example that demonstrates how analysis works for `AND` conjunctions and a
placeholder for `OR` c
alamb commented on issue #3843:
URL: https://github.com/apache/datafusion/issues/3843#issuecomment-2661556159
> Hey [@alamb](https://github.com/alamb) I have a small change in
[#14688](https://github.com/apache/datafusion/pull/14688) to demo boundary
analysis (as I understand from the exist
clflushopt commented on issue #3843:
URL: https://github.com/apache/datafusion/issues/3843#issuecomment-2661208132
Hey @alamb I have a small change[1] to demo boundary analysis (as I
understand from the existing code), If this looks like a suitable initial
example I can add one that demonst
alamb commented on issue #3843:
URL: https://github.com/apache/datafusion/issues/3843#issuecomment-2654991464
Thanks @clflushopt
I don't have a great handle in my head on the current state of Boundary and
Selectivity anaylsis. Maybe your first PRs could focus on adding some docs and
clflushopt commented on issue #3843:
URL: https://github.com/apache/datafusion/issues/3843#issuecomment-2649742371
Hey @alamb thanks for the clear answer, yes that sounds good ! It's seems
that both ticket for interval boundary and selectivity analysis for `AND` &
`OR` conjunctions seem ope
clflushopt commented on issue #3843:
URL: https://github.com/apache/datafusion/issues/3843#issuecomment-2646640247
@alamb quick question what's considered higher priority here between better
join ordering approach (potentially like DuckDB's) vs picking up the couple
tickets left in the EPIC
clflushopt commented on issue #3843:
URL: https://github.com/apache/datafusion/issues/3843#issuecomment-2646048358
Small update; I started looking at the initial join selection rule
implemented by backtracking from the reference to `HashBuildProbeOrder` and did
a review over the PR that int
clflushopt commented on issue #3843:
URL: https://github.com/apache/datafusion/issues/3843#issuecomment-2641934903
take
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clflushopt commented on issue #3843:
URL: https://github.com/apache/datafusion/issues/3843#issuecomment-2641928732
Hi, I've been doing some reading on the side and I am interested into taking
a stab at this if the issue is still open and no one is working on it.
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maruschin commented on issue #3843:
URL: https://github.com/apache/datafusion/issues/3843#issuecomment-2453801494
Hi, is there any progress?
I can take the task for initial development.
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