Andrey Pavlenko

FIX-#4099: Convert columns to list of str

3

## What do these changes do? The method Table.rename_columns() accepts a list of strings, but not numbers, thus, the columns must be converted to strings. - [x] commit message follows...

FEAT-#4946: Replace OmniSci with HDK

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## What do these changes do? OmniSci has been replaced in the code, paths and documentation. Simple renaming is not sufficient for the documentation. An additional work is required to...

FIX-#4022: Fixed empty data frame with index

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## What do these changes do? Put index into columns if there are no columns but only index. - [x] commit message follows format outlined [here](https://modin.readthedocs.io/en/latest/development/contributing.html#commit-message-formatting) - [x] passes `flake8...

FIX-#4090: Fixed check if the index is trivial

1

Signed-off-by: Andrey Pavlenko ## What do these changes do? * Fixed OmnisciOnNativeDataframe._is_trivial_index() * Do not preserve a trivial index in the underlying arrow table - [x] commit message follows format...

FIX-#4100: Fall back to Pandas on row drop

1

Signed-off-by: Andrey Pavlenko ## What do these changes do? Only column drop is currently supported by the omnisci engine. - [x] commit message follows format outlined [here](https://modin.readthedocs.io/en/latest/development/contributing.html#commit-message-formatting) - [x] passes...

FIX-#4016: Fall back to pandas in case of duplicate column names

1

Signed-off-by: Andrey Pavlenko ## What do these changes do? Duplicate column names are not supported by the omnisci backend. To workaround this issue - fall back to pandas in case...

FIX-#4859: Added support for PyArrow Dictionary Arrays to type mapping

1

## What do these changes do? - [x] commit message follows format outlined [here](https://modin.readthedocs.io/en/latest/development/contributing.html#commit-message-formatting) - [x] passes `flake8 modin/ asv_bench/benchmarks scripts/doc_checker.py` - [x] passes `black --check modin/ asv_bench/benchmarks scripts/doc_checker.py` -...

VNSI: Requesting clients to load epg

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The subj is printed to the syslog every 5 sec. Are there really any changes in the EPG every 5 sec?

Currently, the number of partitions is equal to the number of CPUs, that is not efficient in case of a small dataset. Here is an example - https://github.com/modin-project/modin/issues/5533#issue-1534806633

PERF-#6609: HDK: to_pandas(): Cache pandas DataFrame

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## What do these changes do? - [x] first commit message and PR title follow format outlined [here](https://modin.readthedocs.io/en/latest/development/contributing.html#commit-message-formatting) > **_NOTE:_** If you edit the PR title to match this format,...