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# This is a tasl schema! |
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namespace s http://schema.org/ |
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|
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# classes are like tables, except they |
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# can be arbitrary algebraic data types, |
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# not just columns of primitives. |
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class s:Person :: { |
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s:name -> string |
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s:email -> ? uri |
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s:spouse -> ? * s:Person |
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s:gender -> [ |
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s:Male |
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s:Female |
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s:value <- string |
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] |
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} |
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|
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# references are a primitive type that |
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# point to other classes in the schema, |
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# just like foreign keys. |
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class s:Book :: { |
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s:name -> string |
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s:isbn -> uri |
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s:author -> * s:Person |
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} |
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|
