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@tideworks

Tideworks Technology

Transportation and Logistics Innovation

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  1. arvo2parquet arvo2parquet Public

    Example program that writes Parquet formatted data to plain files (i.e., not Hadoop hdfs); Parquet is a columnar storage format.

    Java 38 12

  2. spartan-launcher spartan-launcher Public

    Spartan is a "forking" java program launcher - Java supervisor process can launch Java child worker processes (uses Linux fork and then instantiates JVM). Child programs run as same user identity/p…

    C++ 19

  3. parquet2csv parquet2csv Public

    Java program that reads a Parquet input file and writes its data to a CSV output file

    Java 2 2

  4. extract-prq-metadata extract-prq-metadata Public

    utility program that can scan a directory tree of Parquet files and extract out a common metadata file for files in a subtree of same data type

    Java

Repositories

Showing 4 of 4 repositories
  • parquet2csv Public

    Java program that reads a Parquet input file and writes its data to a CSV output file

    tideworks/parquet2csv’s past year of commit activity
    Java 2 MIT 2 0 4 Updated Nov 16, 2022
  • arvo2parquet Public

    Example program that writes Parquet formatted data to plain files (i.e., not Hadoop hdfs); Parquet is a columnar storage format.

    tideworks/arvo2parquet’s past year of commit activity
    Java 38 MIT 12 0 5 Updated Aug 11, 2022
  • spartan-launcher Public

    Spartan is a "forking" java program launcher - Java supervisor process can launch Java child worker processes (uses Linux fork and then instantiates JVM). Child programs run as same user identity/permissions capability - no authentication or special permissioning necessary. Share the same Java code amongst parent supervisor and children processes.

    tideworks/spartan-launcher’s past year of commit activity
    C++ 19 Apache-2.0 0 0 2 Updated Jun 7, 2021
  • extract-prq-metadata Public

    utility program that can scan a directory tree of Parquet files and extract out a common metadata file for files in a subtree of same data type

    tideworks/extract-prq-metadata’s past year of commit activity
    Java 0 MIT 0 0 0 Updated Nov 8, 2018

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