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Python - Arrow Polars Pandas

<p>Compare speeds of data processing in KNIME Python nodes with Arrow, Polars and Pandas</p>

URL: Medium: KNIME and Python — Setting up and managing Conda environments https://medium.com/low-code-for-advanced-data-science/knime-and-python-setting-up-and-managing-conda-environments-2ac217792539
URL: forum entry (71866) https://forum.knime.com/t/work-with-polars-in-knime/71866/2?u=mlauber71
URL: Hub: Output Data Tables with Python Script https://hub.knime.com/s/6VUwsy-qbAxHFpjv/most-recent
URL: KNIME Forum on Pandas and PyArrow https://forum.knime.com/t/python-script-node/90995/2?u=mlauber71

Compare speeds of data processing in KNIME Python nodes with Arrow, Polars and Pandas

https://forum.knime.com/t/python-script-node/90995/2?u=mlauber71

Operations using (Py)Arrow or Polars inside a Python KNIME node - a simpler version
https://hub.knime.com/-/spaces/-/~4-Nz2crmY1OvrH_M/current-state/
Create Dummy Data
Start
Date&Time Range Creator
Pandas
Constant Value Column Appender
Pandas
Python Script
Polars
Constant Value Column Appender
Column Appender
Concatenate
PT4M37.318576S
Expression
Constant Value Column Appender
py3_knime_polars.ymlKNIME and Python — Setting up and managing Conda environmentshttps://medium.com/p/2ac217792539Activate Conda Environmentbased on Operating SystemWindows or macOS
py3_knime_polars
PT1M50.166171S
Expression
Start
Date&Time Range Creator
Date&Time Range Creator
Column Filter
Column Appender
Sorter
PT1M24.164888S
Expression
Arrow
Python Script
Concatenate
Column Appender
Date&Time Range Creator
Start
Date&Time Range Creator
Arrowsimpler
Python Script
polars
Python Script
PT1M45.543203S
Expression
PT1M59.92454S
Expression
Start
Date&Time Range Creator
Date&Time Range Creator
Date&Time Range Creator
Column Appender
Start
Date&Time Range Creator
Polarssimpler
Python Script
Column Appender
Merge Variables
Create Dataset
Row Filter
test.xlsx
Excel Writer
Date&Time Range Creator
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