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DataSF | Data Standards Handbook
  • Introduction
  • Data Structure and Formats
    • Data Structure and Formats
      • Column Headers & Order
      • Date and Time
      • Text
      • Numeric
      • Location (coordinates)
      • Location (addresses)
  • Standard Reference Data
    • Reference Data Overview
    • Reference: General Admin
      • Department Names and Codes
    • Reference: Demographics
      • Sexual Orientation & Gender Identity
      • Race and Ethnicity
        • City and County of San Francisco
          • San Francisco Recommended Standard
            • Appendices
          • Department of Public Health’s Ethnicity Guidelines
        • State of California
        • Federal Government
    • Reference: Basemap
      • Overview
      • Parcels
      • Building Footprints
      • Address Numbers
      • Street Names
      • Street Suffix Abbreviations
      • Street Centerlines and Nodes
    • Reference: Boundaries
      • Census
      • Neighborhoods
      • Supervisor Districts
      • Zoning Use Districts
  • Appendix
    • Reserved Column Names
    • Reference Data Index
    • Contributing
    • Acknowledgements
    • License
    • See our other explainers
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  1. Data Structure and Formats

Data Structure and Formats

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Last updated 5 years ago

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This section covers format and structure standards for datasets being shared with others. These standards are designed to make sure that field level information is shared as consistently as possible to minimize:

  1. Errors

  2. Rework

  3. Repetitive questions

Many thanks to for the bulk of which made its way into this chapter with some additions and modifications.

Singapore's Open Data Program
providing a Data Quality Guide for Tabular Data