SpeclySpeclyGuides and explainers for teams that model data, write data contracts and want to agree on what their data means.
You can write the data contract before the data exists, or build it from data you have. Here is when each path fits, and what they share.
You can write the data contract before the data exists, or build it from data you have. Here is when each path fits, and what they share.
ODCS is an open standard for data contracts in YAML. Who is behind it, which sections a contract has, and which tools can read it.
A data contract is an agreement between the producer and the consumers of data. What it contains, and how it differs from a catalog and documentation.
Building has become easy. The hard part is knowing what to build. Here is how a shared data model becomes the foundation for the whole business.
Facts, dimensions, grain, keys and history, shown with one example from a Norwegian online shop, and the mistakes that most often give wrong numbers.
A business term should be defined once and linked to the columns that use it. Here is how to write the term, link it and handle changes.
Naming rules, keys, history and ownership. How to write standards for your data platform, and why they should be enforced automatically.