alamb commented on a change in pull request #7880:
URL: https://github.com/apache/arrow/pull/7880#discussion_r472133640
##
File path: rust/datafusion/src/optimizer/filter_push_down.rs
##
@@ -0,0 +1,631 @@
+// regarding copyright ownership. The ASF licenses this file
+// to
alamb commented on pull request #7971:
URL: https://github.com/apache/arrow/pull/7971#issuecomment-675442799
Looking briefly at Spark, it seems that user defined aggregates have a
single defined return type:
https://docs.databricks.com/spark/latest/spark-sql/udaf-scala.html
```
jorisvandenbossche commented on a change in pull request #7921:
URL: https://github.com/apache/arrow/pull/7921#discussion_r472119868
##
File path: python/pyarrow/_dataset.pyx
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@@ -2022,3 +2022,66 @@ def _get_partition_keys(Expression partition_expression):
github-actions[bot] commented on pull request #7917:
URL: https://github.com/apache/arrow/pull/7917#issuecomment-675430328
https://issues.apache.org/jira/browse/ARROW-8423
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nevi-me commented on a change in pull request #7917:
URL: https://github.com/apache/arrow/pull/7917#discussion_r472106770
##
File path: rust/parquet/src/arrow/schema.rs
##
@@ -83,12 +90,77 @@ where
.map(|fields| Schema::new_with_metadata(fields, metadata))
}
+///
nevi-me commented on a change in pull request #7917:
URL: https://github.com/apache/arrow/pull/7917#discussion_r472105674
##
File path: rust/parquet/src/arrow/schema.rs
##
@@ -83,12 +90,77 @@ where
.map(|fields| Schema::new_with_metadata(fields, metadata))
}
+///
github-actions[bot] commented on pull request #7986:
URL: https://github.com/apache/arrow/pull/7986#issuecomment-675418952
https://issues.apache.org/jira/browse/ARROW-9781
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github-actions[bot] commented on pull request #7986:
URL: https://github.com/apache/arrow/pull/7986#issuecomment-675416885
Revision: 8a188f07e5958bc50f54d7977046c3230245b517
Submitted crossbow builds: [ursa-labs/crossbow @
kszucs commented on pull request #7986:
URL: https://github.com/apache/arrow/pull/7986#issuecomment-675414540
@github-actions crossbow submit test-conda-cpp-valgrind
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kszucs opened a new pull request #7986:
URL: https://github.com/apache/arrow/pull/7986
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github-actions[bot] commented on pull request #7985:
URL: https://github.com/apache/arrow/pull/7985#issuecomment-675395644
Revision: a14b77583dd307c1960bb08f36033621a85dc2d6
Submitted crossbow builds: [ursa-labs/crossbow @
kszucs commented on pull request #7985:
URL: https://github.com/apache/arrow/pull/7985#issuecomment-675392498
@github-actions crossbow submit verify-rc-source-* verify-rc-binaries-*
verify-rc-wheels-*
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kszucs opened a new pull request #7985:
URL: https://github.com/apache/arrow/pull/7985
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jorisvandenbossche commented on pull request #7891:
URL: https://github.com/apache/arrow/pull/7891#issuecomment-675350758
@fjetter Thanks!
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fjetter commented on pull request #7891:
URL: https://github.com/apache/arrow/pull/7891#issuecomment-675336307
@jorisvandenbossche We've had a few issues with pandas 1.1.0. I'll ping
again once we have a compatible release. Thanks for looking into this!
xref
sunchao commented on a change in pull request #7917:
URL: https://github.com/apache/arrow/pull/7917#discussion_r471972373
##
File path: rust/parquet/src/arrow/schema.rs
##
@@ -83,12 +90,77 @@ where
.map(|fields| Schema::new_with_metadata(fields, metadata))
}
+///
nevi-me commented on a change in pull request #7917:
URL: https://github.com/apache/arrow/pull/7917#discussion_r471964910
##
File path: rust/parquet/src/arrow/schema.rs
##
@@ -83,12 +90,77 @@ where
.map(|fields| Schema::new_with_metadata(fields, metadata))
}
+///
github-actions[bot] commented on pull request #7984:
URL: https://github.com/apache/arrow/pull/7984#issuecomment-675283219
https://issues.apache.org/jira/browse/ARROW-9779
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jorgecarleitao opened a new pull request #7984:
URL: https://github.com/apache/arrow/pull/7984
I benchmarked this on my computer and there is no performance change.
However, my computer is prob not a good representative (MacBook Pro from 2017).
This method is recommended in Knuth,
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