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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 Pro

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:


The following list of characters present issues in the listed area of the product. If you encounter issues, the following listings may provide some guidance on where the issue occurred.

Tip: You should avoid using any of these characters in your import filenames. This list may not be complete for all available running environments.

  • General:

    "/"
  • Seb browser: 

    "\"

  • Spark running environment:

    "{", "*", "\"

Native Input File Formats

Trifacta® Wrangler Pro 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.

  • PDF

  • CSV
  • JSON, including nested

    NOTE: Trifacta Wrangler Pro 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.

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

Native Output File Formats

Trifacta Wrangler Pro can write to these file formats:

  • CSV
  • JSON


  • Tableau Hyper

    NOTE: Publication of results in Hyper format may require additional configuration. See below.

  • Avro

  • Parquet

Compression Algorithms


Read Native File Formats


 GZIPBZIPSnappy
CSV SupportedSupportedSupported
JSONSupportedSupportedSupported
Avro  Supported

Write Native File Formats


 GZIPBZIPSnappy
CSVSupportedSupportedSupported
JSONSupportedSupportedSupported
Avro  Supported; always on

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