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Column (database) and Primary key

Shortcuts: Differences, Similarities, Jaccard Similarity Coefficient, References.

Difference between Column (database) and Primary key

Column (database) vs. Primary key

In a relational database, a column is a set of data values of a particular simple type, one value for each row of the database. 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).

Similarities between Column (database) and Primary key

Column (database) and Primary key have 2 things in common (in Unionpedia): Row (database), SQL.

Row (database)

In the context of a relational database, a row—also called a tuple—represents a single, implicitly structured data item in a table.

Column (database) and Row (database) · Primary key and Row (database) · See more »

SQL

SQL (S-Q-L, "sequel"; Structured Query Language) is a domain-specific language used in programming and designed for managing data held in a relational database management system (RDBMS), or for stream processing in a relational data stream management system (RDSMS).

Column (database) and SQL · Primary key and SQL · See more »

The list above answers the following questions

Column (database) and Primary key Comparison

Column (database) has 21 relations, while Primary key has 18. As they have in common 2, the Jaccard index is 5.13% = 2 / (21 + 18).

References

This article shows the relationship between Column (database) and Primary key. To access each article from which the information was extracted, please visit:

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