Similarities between Data integrity and Referential integrity
Data integrity and Referential integrity have 5 things in common (in Unionpedia): Entity integrity, Foreign key, Primary key, Referential integrity, Relational database.
Entity integrity
Entity integrity is concerned with ensuring that each row of a table has a unique and non-null primary key value; this is the same as saying that each row in a table represents a single instance of the entity type modelled by the table.
Data integrity and Entity integrity · Entity integrity and Referential integrity ·
Foreign key
In the context of relational databases, a foreign key is a field (or collection of fields) in one table that uniquely identifies a row of another table or the same table.
Data integrity and Foreign key · Foreign key and Referential integrity ·
Primary key
In the relational model of databases, a primary key is a specific choice of a minimal set of attributes (columns) that uniquely specify a tuple (row) in a relation (table).
Data integrity and Primary key · Primary key and Referential integrity ·
Referential integrity
Referential integrity is a property of data stating references within it are valid.
Data integrity and Referential integrity · Referential integrity and Referential integrity ·
Relational database
A relational database is a digital database based on the relational model of data, as proposed by E. F. Codd in 1970.
Data integrity and Relational database · Referential integrity and Relational database ·
The list above answers the following questions
- What Data integrity and Referential integrity have in common
- What are the similarities between Data integrity and Referential integrity
Data integrity and Referential integrity Comparison
Data integrity has 58 relations, while Referential integrity has 26. As they have in common 5, the Jaccard index is 5.95% = 5 / (58 + 26).
References
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