How the files are organised

Digital Theatre+ MARC records are organised into folders for each year and month (e.g. 2021-03). Each folder contains master and incremental files.

File naming convention

digital-theatre-plus-marc-master-all-usa-2021-02-01.mrc
└── filename prefix──────┴─[1]──┴[2]┴[3]┴───[4]───┘
  1. Indicates whether the file is a master set of records or an incremental set
  2. Indicates whether the file contains records for all content, or only video, audio or written content
  3. Indicates the ISO 3166 three character country code the records are relevant to
  4. Indicates the date that the file was generated or, for incremental files, the date range included

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