With bag (multiset) semantics, {1, 2, 2} is different from {1, 2}. With set sema... | Hacker News

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pkkim on July 28, 2023 | parent | context | favorite | on: How to check if two SQL tables are the same

With bag (multiset) semantics, {1, 2, 2} is different from {1, 2}. With set semantics, they're the same.

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