<https://snowflakesolutions.net/question/whats-the-difference-between-a-user-defined-schema-and-a-shared-schema-in-snowflake/#breadcrumb>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/BreadcrumbList>
<https://snowflakesolutions.net/question/whats-the-difference-between-a-user-defined-schema-and-a-shared-schema-in-snowflake/answer/15706/>