JuuriSystems, explained

Glossary

The words, without the shrug

Every term the courses use, defined in one line and then in a paragraph. Written to be read out of order.

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Showing 1 of 1 matching “Primary key”

Primary key

Data & Databases

The column that uniquely identifies a row.

The one value that picks out exactly one row in a table. Other tables refer to a row by holding its primary key, which is how relationships are built.

See also Foreign key, Table