[jira] [Created] (ARROW-16852) [C++] Migrate SCALAR_AGGREGATE, HASH_AGGREGATE functions to use ExecSpan
Wes McKinney created ARROW-16852: Summary: [C++] Migrate SCALAR_AGGREGATE, HASH_AGGREGATE functions to use ExecSpan Key: ARROW-16852 URL: https://issues.apache.org/jira/browse/ARROW-16852 Project: Apache Arrow Issue Type: Improvement Components: C++ Reporter: Wes McKinney Assignee: Wes McKinney Fix For: 9.0.0 Following work in ARROW-16824 -- This message was sent by Atlassian Jira (v8.20.7#820007)
[GitHub] [arrow-adbc] lidavidm opened a new pull request, #24: Add basic transaction semantics
lidavidm opened a new pull request, #24: URL: https://github.com/apache/arrow-adbc/pull/24 Clarify that autocommit is the default, add an option to disable it, and add an explicit commit. Though, this is all not currently implemented. Fixes #23. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@arrow.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
[GitHub] [arrow-adbc] lidavidm commented on pull request #18: Add table/column reflection
lidavidm commented on PR #18: URL: https://github.com/apache/arrow-adbc/pull/18#issuecomment-1159135921 Implemented for SQLite. It's a little tedious to implement for SQLite but isn't especially complicated, at least. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@arrow.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
[jira] [Created] (ARROW-16851) [CI][SPARK] Nightlies test "test-conda-python-3.9-spark-master" failing
Larry White created ARROW-16851: --- Summary: [CI][SPARK] Nightlies test "test-conda-python-3.9-spark-master" failing Key: ARROW-16851 URL: https://issues.apache.org/jira/browse/ARROW-16851 Project: Apache Arrow Issue Type: Improvement Components: Python Affects Versions: 9.0.0 Reporter: Larry White test-conda-python-3.9-spark-master failing commit [d89c0b4|https://github.com/apache/arrow/commit/d89c0b4aadecd09dbeb8051688f347c9d0af89ad] {{Error: Failed to execute goal net.alchim31.maven:scala-maven-plugin:4.6.2:compile (scala-compile-first) on project spark-tags_2.12: Execution scala-compile-first of goal net.alchim31.maven:scala-maven-plugin:4.6.2:compile failed: rt.jar (class sbt.internal.inc.DummyVirtualFile) is not supported -> [Help 1]}} - Error message reported at: https://github.com/ursacomputing/crossbow/runs/6929559148?check_suite_focus=true#step:5:11193 See also: [https://bytemeta.vip/repo/davidB/scala-maven-plugin/issues/615#google_vignette] for a discussion of similar/same? issue involving Spark and vip. [~LuciferYang] Is this something you can comment on? Thanks very much. -- This message was sent by Atlassian Jira (v8.20.7#820007)
[jira] [Created] (ARROW-16850) [C++] Improve csv writer by copying data and delimiter separately
Yibo Cai created ARROW-16850: Summary: [C++] Improve csv writer by copying data and delimiter separately Key: ARROW-16850 URL: https://issues.apache.org/jira/browse/ARROW-16850 Project: Apache Arrow Issue Type: Improvement Components: C++ Reporter: Yibo Cai Assignee: Yibo Cai Profiling csv writer with Arm Statistical Profiling Extension (SPE) reveals there is relatively high branch misprediction rate from {{memcpy}}, due to interleaving copying data field and delimiter which is very short(1 or 2 chars). Copying delimiter with specific code, {{memcpy}} only the data field improves performance significantly. -- This message was sent by Atlassian Jira (v8.20.7#820007)
[jira] [Created] (ARROW-16849) [C++][compute] Replace If-Else branch with bitwise operators in aggregate_basic_internal
xiangxiang Shen created ARROW-16849: --- Summary: [C++][compute] Replace If-Else branch with bitwise operators in aggregate_basic_internal Key: ARROW-16849 URL: https://issues.apache.org/jira/browse/ARROW-16849 Project: Apache Arrow Issue Type: Improvement Components: C++ Reporter: xiangxiang Shen [https://github.com/apache/arrow/blob/8737123019ecb49e1670ea7b94b02404dc3709b5/cpp/src/arrow/compute/kernels/aggregate_basic_internal.h#L189-L193] Here, can use bitwise operators to avoid If-Else branch and improve computation performance. h4. -- This message was sent by Atlassian Jira (v8.20.7#820007)