Tag relational-theory - This is page 34 - GeneraCodice

Record with variable number of columns?

https://www.generacodice.com/en/articolo/1512734/record-with-variable-number-of-columns
  database-design  -  normalization  -  relational-theory
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What is the real-world purpose of an optional 1:1 relationship?

https://www.generacodice.com/en/articolo/1511138/what-is-the-real-world-purpose-of-an-optional-1-1-relationship
  database-design  -  relational-theory
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Best relational database structure for this data

https://www.generacodice.com/en/articolo/1510911/best-relational-database-structure-for-this-data
  database-design  -  normalization  -  relational-theory
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Arbitrarily ordering records in a table

https://www.generacodice.com/en/articolo/1510848/arbitrarily-ordering-records-in-a-table
  database-design  -  database-agnostic  -  relational-theory  -  order-by
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Database Relational Design for Multiple Categories

https://www.generacodice.com/en/articolo/1510512/database-relational-design-for-multiple-categories
  database-design  -  ms-access  -  relational-theory
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Correct data model for users with clients

https://www.generacodice.com/en/articolo/1508427/correct-data-model-for-users-with-clients
  database-design  -  unique-constraint  -  relational-theory
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Symmetric self-referential many-to-many

https://www.generacodice.com/en/articolo/1507588/symmetric-self-referential-many-to-many
  database-design  -  relational-theory  -  foreign-key  -  constraint
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How to have a one-to-many relationship with a privileged child?

https://www.generacodice.com/en/articolo/1507294/how-to-have-a-one-to-many-relationship-with-a-privileged-child
  sql-server  -  database-design  -  normalization  -  relational-theory  -  foreign-key
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SQL Server 2008 - How would I create a dynamic query for finding relationships and references to the primary key?

https://www.generacodice.com/en/articolo/1497687/sql-server-2008-how-would-i-create-a-dynamic-query-for-finding-relationships-and-references-to-the-primary-key
  sql-server-2008  -  relational-theory
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Relation candidate keys

https://www.generacodice.com/en/articolo/1495881/relation-candidate-keys
  relational-theory
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