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    Wikipedia
    https://en.wikipedia.org/wiki/Many-to-many_(data_model)

    Many-to-many (data model) - Wikipedia

    In systems analysis, a many-to-many relationship is a type of cardinality that refers to the relationship between two entities, say, A and B, where A may contain a parent instance for which there are many children in B and vice versa. See more

    Data relationships

    For example, think of A as Authors, and B as Books. An Author can write several Books, and a Book can be written by several Authors. In a relational database management system, … See more

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    • Associative entity
    • One-to-one (data model)
    • One-to-many (data model) See more

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  2. Stack Overflow
    https://stackoverflow.com/questions/4601703

    Difference between one-to-many and many-to-one …

    WEBJan 5, 2011 · One-to-many and Many-to-one relationship is talking about the same logical relationship, eg an Owner may have many Homes, but …

    • Reviews: 2

      Code sample

      CONSTRAINT Foo_HasMany_Bars -- constraint name
        FOREIGN KEY (Foo) -- fk in (this) referencing table
        REFERENCES Foo(Foo) -- pk in referenced table
      )...
      naming conventions - Is there an official name for the many-to-many ...
      What's the correct name for an "association table" (a many-to-many ...
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      one to many vs many to many relationship - Stack Overflow
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      The 3 Types of Relationships in Database Design
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    • dbdiagram.io
      https://community.dbdiagram.io/t/tutorial-man…

      [Tutorial] Many-to-many Relationships - dbdiagram …

      WEBDec 6, 2019 · In systems analysis, a many-to-many relationship is a type of cardinality that refers to the relationship between two entities, say, A and B, where A may contain a parent instance for which there are many …

    • MIT Center for Civic Media
      https://civic.mit.edu/index.html?p=1050.html

      What Does “Many-to-Many” Mean? Some Thoughts On Social …

    • Wiktionary
      https://en.wiktionary.org/wiki/many-to-many

      many-to-many - Wiktionary, the free dictionary

    • Wikipedia
      https://www.wikipedia.org

      Wikipedia

      WEB100+ articles. Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation.

    • Mathematics Stack Exchange
      https://math.stackexchange.com/questions/637651/...

      functions - Technical name for "many-to-many" mappings

    • economist.com
      https://www.economist.com/international/2021/01/09/...

      Wikipedia is 20, and its reputation has never been higher - The Economist