Vukasin Milovanovic comments

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                                            Vukasin Milovanovic

Refactor Parquet writer options and builders

/merge

Add an option to run cuIO benchmarks with pinned buffers as input

CC @GregoryKimball @nvdbaranec

Add an option to run cuIO benchmarks with pinned buffers as input

Add an option to run cuIO benchmarks with pinned buffers as input

/merge

Try to read timezone file from `$CONDA_PREFIX` dir before trying the system dir

> @vuule is this PR waiting on anything? Just noticed it from #12926. Once I saw the CI failing with this change I got really discouraged to mess with this....

Try to read timezone file from `$CONDA_PREFIX` dir before trying the system dir

> This is... very weird. You seem to have gotten extraordinarily unlucky because all of the failures that I can see appear to be either unrelated issues that have since...

Try to read timezone file from `$CONDA_PREFIX` dir before trying the system dir

There it is `FAILED tests/test_orc.py::test_orc_reader_apache_negative_timestamp - AssertionError: DataFrame.iloc[:, 0] (column name="v") are different`

Try to read timezone file from `$CONDA_PREFIX` dir before trying the system dir

@bdice should I modify the PR to try $TZDIR (if set) before the system dir?

JSON tree algorithms refactor I: CSR data structure for column tree

> This looks fine. I didn't see any test or performance regressions or improvements with this patch. AFAIK the new path is not (yet) use by default.

Add libcudf example with large strings

> On GH200, the `brc_pipeline` example seems to be calling `cudaHostRegister` on the entire file for each chunk. That unexpected. I'll check the code and update here.