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This section contains information on the fie formats and compression schemes that are supported for input to and output of  Trifacta® Wrangler

NOTE: To work with formats that are proprietary to a desktop application, such as Microsoft Excel, you do not need the supporting application installed on your desktop.

Filenames

NOTE: Filenames that include special characters can cause problems during import or when publishing to a file-based datastore.

Forbidden characters in import filenames:

Tip: This list may not be complete for all available running environments.

  • General:

    "/"
  • Photon web client: 

    "\"

  • Spark:

    "{", "*", "\"

Native Input File Formats

Trifacta® Wrangler can read and import directly these file formats:

  • Excel (XLS/XLSX)

    Tip: You may import multiple worksheets from a single workbook at one time. See Import Excel Data in the User Guide.

  • CSV
  • JSON, including nested

    NOTE: Trifacta Wrangler requires that JSON files be submitted with one valid JSON object per line. Consistently malformed JSON objects or objects that overlap linebreaks might cause import to fail. See Initial Parsing Steps in the User Guide

  • Plain Text
  • LOG
  • TSV
  • Parquet

    NOTE: When working with datasets sourced from Parquet files, lineage information and the $sourcerownumber reference are not supported.

  • Avro

For more information on data is handled initially, see Initial Parsing Steps in the User Guide.

Native Output File Formats

Trifacta Wrangler can write to these file formats:

  • CSV
  • JSON


Compression Algorithms


Read Native File Formats



 GZIPBZIPSnappy
CSV SupportedSupportedSupported
JSONSupportedSupportedSupported

Write Native File Formats


Compression is not supported for outputs in Trifacta Wrangler.

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