Schemaless Design in PostgreSQL

Learn about schemaless design and how PostgreSQL manages giant documents.

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An area where the NoSQL systems have been prominent is in breaking with the normalization rules and the hard step of modeling a database schema. Instead, most NoSQL systems will happily manage any data the application sends through. This is called the schemaless approach.

In truth, there’s no such thing as a schemaless design, actually. What it means is that the name and type of the document properties, or fields, are hard-coded into the application code.

JSON data set

A readily available JSON dataset is provided at MTGJSON that provides Magic: The GatheringTM card data in JSON format, using the CC0 license. We can load it easily given this table definition:

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