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[expand - 4 more] - [Discuss] Benchmarking infrastructure - Arrow - [mail # dev]
...hi Francois,This sounds like good progress.For any tool consumable through a CLI/command-line interface myrecommendation is to ensure that the software is usable as a libraryequally as well ...
   Author: Wes McKinney , 2019-04-23, 20:24
[ARROW-5205] [Python] Improved error messages when user erroneously uses a non-local resource URI to open a file - Arrow - [issue]
...In a number of places if a string filepath is passed, it is assumed to be a local file. Since we are developing better support for file URIs, we may be able to detect that the user has passe...    Author: Wes McKinney , 2019-04-23, 20:10
[ARROW-2186] [C++] Clean up architecture specific compiler flags - Arrow - [issue]
...I noticed that -maltivec is being passed to the compiler on Linux, with an x86_64 processor. That seemed odd to me. It prompted me to look more generally at our compiler flags related to har...    Author: Wes McKinney , 2019-04-23, 18:47
[ARROW-3978] [C++] Implement hashing, dictionary-encoding for StructArray - Arrow - [issue]
...This is a central requirement for hash-aggregations such asSELECT AGG_FUNCTION(expr)FROM tableGROUP BY expr1, expr2, ...The materialized keys in the GROUP BY section form a struct, which can...    Author: Wes McKinney , 2019-04-23, 15:57
[ARROW-3873] [C++] Build shared libraries consistently with -fvisibility=hidden - Arrow - [issue]
...See    Author: Wes McKinney , 2019-04-23, 15:45
[PARQUET-1411] [C++] Upgrade to use LogicalType annotations instead of ConvertedType - Parquet - [issue]
...Keeping in line with format evolutionsee also PARQUET-1410...    Author: Wes McKinney , 2019-04-23, 13:58
[ARROW-1833] [Java] Add accessor methods for data buffers that skip null checking - Arrow - [issue]    Author: Wes McKinney , 2019-04-23, 12:56
[ARROW-2905] [C++] Investigate if the *_data_ pointers used in Builder classes improve performance on hot paths - Arrow - [issue]
...See Dimitri Vorona comment in    Author: Wes McKinney , 2019-04-23, 08:39
Permission Request - Arrow - [mail # dev]
...hi Fan,Just added you as a contributor on JIRA. Note this isn't necessary tocontribute or open issues, only to assign yourself issues; we oftenadd users to the Contributor to the role after ...
   Author: Wes McKinney , 2019-04-23, 04:51
[pyarrow] Parquet page header size limit - Arrow - [mail # dev]
...hi Shyam,Well "Invalid data. Deserializing page header failed." is not a verygood error message. Can you open a JIRA issue and provide a way toreproduce the problem (e.g. code to generate a ...
   Author: Wes McKinney , 2019-04-23, 03:50