LouisClt

ARROW-17524: [C++] Correction for fields included when reading an ORC table

9

I think there is a bug in the ORC reader : when we specify the fields indexes that we want to keep, it does not work correctly. Looking at the...

ARROW-17825: [C++] Allow the possibility to write several tables in ORCFileWriter

7

I had the need to write an ORC file little by little, so as to not consume too much memory. Following [this](https://github.com/apache/arrow/issues/14211) discussion, it appeared that the API did not...

Huge memory taken for each field when exporting

14

Hello, Using arrow adapter, I became aware that the memory (RAM) footprint of the export (exporting an orc file) was very huge for each field. For instance, exporting a table...