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外部キー (gaibukii) Japanese meaning: foreign key | Kotomora

外がい部ぶキー

が

い

ぶ

キ

ー

Meanings

1

foreign key

Database term: a column that links to a primary key in another table.

このテーブルには、ユーザーIDを参さん照しょうする外がい部ぶキーが設せっ定ていされている

Kanji

外outside
部section, bureau, dept

Related words

主しゅキー
主キー (primary key) uniquely identifies a row within its own table, while 外部キー (foreign key) establishes a link to another table.

Built from

外がい部ぶ

。

This table has a foreign key that references the user ID.

+

Etymology

Compound of 外部 (external) and キー (key), a direct translation of the English computing term 'foreign key'.