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Parquet
Knime Arrow Import Library Read Gzip Python R
  1. Workflow
    Meta Collection about KNIME and Python
    Knime Python Meta
    +11
    KNIME and Python - just good friends
    mlauber71 > Public > _knime_and_python_meta_collection
    3
    mlauber71
  2. Workflow
    Incremental Data Processing with Parquet
    Parquet Incremental loading NYC taxi dataset
    +3
    In this workflow, we will use the NYC taxi dataset to show case a continous preprocessing and publishing of event data. Instead o…
    knime > Examples > 01_Data_Access > 01_Common_Type_Files > 12_Incremental_processing_Parquet_file
    2
    knime
  3. Workflow
    Connecting to Databricks
    Databricks Databricks delta Dbfs
    +1
    This workflow shows how to connect to a Databricks cluster and utilize various KNIME nodes to interact with Databricks from withi…
    knime > Examples > 10_Big_Data > 01_Big_Data_Connectors > 06_Connecting_to_Databricks
    2
    knime
  4. Workflow
    KNIME and Hive - load multiple Parquet files at once via external table
    Knime Hive External
    +5
    This workflow demonstrates how to import several Parquet files at once without iteration using an external HIVE table.
    mlauber71 > Public > kn_example_bigdata_hive_parquet_loader > m_001_import_hive_parquet
    1
    mlauber71
  5. Workflow
    Local big data Irish meter
    Hive Spark Spark PCA
    +7
    This workflow uses a portion of the Irish Energy Meter dataset, and presents a simple analysis based on the whitepaper "Big Data,…
    knime > Education > Courses > L4-BD Introduction to Big Data with KNIME Analytics Platform > 3_Spark > 4_Examples > 09_Big_Data_Irish_Meter_on_Spark_only
    0
    knime
  6. Workflow
    Incremental Data Processing with Parquet
    Parquet Incremental loading NYC taxi dataset
    +3
    In this workflow, we will use the NYC taxi dataset to show case a continous preprocessing and publishing of event data. Instead o…
    haoran > Public > 01_Data_Access > 01_Common_Type_Files > 12_Incremental_processing_Parquet_file
    0
    haoran
  7. Workflow
    use R library (readr) to read CSV file into KNIME with UTF-16LE encoding
    Parquet Arrow Import
    +7
    use R library (readr) to read CSV file into KNIME with UTF-16LE encoding locale = locale(encoding = "UTF-16LE")
    mlauber71 > Public > kn_example_r_readr_locale_encoding
    0
    mlauber71
  8. Workflow
    use the new (KNIME 4.5) Python Script node to read and write ARFF file into KNIME, export it again as Parquet, put it into SQLite database and read it back
    Parquet Arrow Import
    +6
    use the new (KNIME 4.5) Python Script node to read and write ARFF file into KNIME, export it again as Parquet, put it into SQLite…
    mlauber71 > Public > kn_example_python_read_arff_file
    0
    mlauber71
  9. Workflow
    Check out Date and Datetime variable types between KNIME and Python
    Python Knime Date
    +5
    Check out Date and Datetime variable types between KNIME and Python A Jupyter notebook to toy around with data variable is in the…
    mlauber71 > Public > kn_example_python_date_time
    0
    mlauber71
  10. Workflow
    use R library(readr) to read (messy) CSV file into KNIME
    Parquet Arrow Import
    +7
    use R library(readr) to read (messy) CSV file into KNIME Export the data to SQLite, ARFF and Parquet and demonstrate to read the …
    mlauber71 > Public > kn_example_r_read_single_csv_file
    0
    mlauber71
  11. Workflow
    use R library(readxl) to read XLSX/Excel file into KNIME
    Parquet Arrow Import
    +7
    use R library(readxl) to read XLSX/Excel file into KNIME Export the data to SQLite, ARFF and Parquet and demonstrate to read the …
    mlauber71 > Public > kn_example_r_read_single_xlsx_file
    0
    mlauber71
  12. Workflow
    use R library(arrow) to read parquet file into KNIME
    Parquet Arrow Import
    +5
    use R library(arrow) to read parquet file into KNIME Export the data to SQLite, ARFF and again to another Parquet file. Also: spl…
    mlauber71 > Public > kn_example_r_read_parquet_file
    0
    mlauber71
  13. Workflow
    Connecting to Databricks
    Databricks Databricks delta Dbfs
    +1
    This workflow shows how to connect to a Databricks cluster and utilize various KNIME nodes to interact with Databricks from withi…
    geethanjali > Public > 06_Connecting_to_Databricks
    0
    geethanjali
  14. Workflow
    Local big data Irish meter
    Hive Spark Spark PCA
    +7
    This workflow uses a portion of the Irish Energy Meter dataset, and presents a simple analysis based on the whitepaper "Big Data,…
    knime > Examples > 10_Big_Data > 02_Spark_Executor > 09_Big_Data_Irish_Meter_on_Spark_only
    0
    knime
  15. Workflow
    use Python to read Parquet file into KNIME, export it again, put it into SQLite database and read it back
    Parquet Arrow Import
    +5
    use Python to read parquet file into KNIME, export it again, put it into SQLite database and read it back
    mlauber71 > Public > kn_example_python_read_parquet_file
    0
    mlauber71
  16. Workflow
    Parquet file format, KNIME and Jupyter notebook
    Knime Python Jupyter
    +4
    Parquet file format, KNIME and Jupyter notebook - work in progress - /data/kn_example_python_parquet_jupyter.ipynb a jupyter work…
    mlauber71 > Public > kn_example_python_parquet_jupyter
    0
    mlauber71
  17. Workflow
    Create a Big Data Hive/Parquet table with a partition based on an existing KNIME table and add more partitions later
    Hive Partition Big data
    +3
    Create a Big Data Hive/Parquet table with a partition based on an existing KNIME table and add more partitions later You can crea…
    mlauber71 > Public > kn_example_bigdata_hive_partitions > m_001_hive_partitions
    0
    mlauber71
  18. Workflow
    use the new (KNIME 4.6+) Python Script node and bundled Python version to read Parquet file into KNIME, export it again, put it into SQLite database and read it back
    Parquet Arrow Import
    +5
    use the new (KNIME 4.6+) Python Script node and bundled Python version to read Parquet file into KNIME, export it again, put it i…
    mlauber71 > Public > kn_example_python_read_parquet_file_2021
    0
    mlauber71
  19. Workflow
    H2O AutoML on Spark
    Spark H2o Automl
    +4
    This workflow trains classification models for the Airlines Delay dataset using H2O AutoML on Spark. The dataset is expected to b…
    knime > Examples > 10_Big_Data > 02_Spark_Executor > 13_H2O_AutoML_on_Spark
    0
    knime