"foreign key" meaning in English

{
  "forms": [
    {
      "form": "foreign keys",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "foreign key (plural foreign keys)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Databases",
          "orig": "en:Databases",
          "parents": [
            "Computing",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A column (or group of columns) in a relational table that identifies another table, so that items in the two tables can be conceptually linked."
      ],
      "id": "en-foreign_key-en-noun-AQKjHvlq",
      "links": [
        [
          "database",
          "database"
        ],
        [
          "column",
          "column"
        ],
        [
          "relational",
          "relational"
        ],
        [
          "table",
          "table"
        ],
        [
          "identifies",
          "identifies"
        ]
      ],
      "raw_glosses": [
        "(databases) A column (or group of columns) in a relational table that identifies another table, so that items in the two tables can be conceptually linked."
      ],
      "related": [
        {
          "word": "referential integrity"
        },
        {
          "word": "primary key"
        }
      ],
      "topics": [
        "computing",
        "databases",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "column referencing another table",
          "word": "外鍵"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "wàijiàn",
          "sense": "column referencing another table",
          "word": "外键"
        },
        {
          "code": "cs",
          "lang": "Czech",
          "sense": "column referencing another table",
          "tags": [
            "masculine"
          ],
          "word": "cizí klíč"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "column referencing another table",
          "word": "viiteavain"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "column referencing another table",
          "tags": [
            "feminine"
          ],
          "word": "clé étrangère"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "column referencing another table",
          "tags": [
            "masculine"
          ],
          "word": "Fremdschlüssel"
        },
        {
          "code": "ja",
          "lang": "Japanese",
          "roman": "gaibu kī",
          "sense": "column referencing another table",
          "word": "外部キー"
        },
        {
          "code": "fa",
          "lang": "Persian",
          "sense": "column referencing another table",
          "word": "شناسال"
        },
        {
          "code": "pt",
          "lang": "Portuguese",
          "sense": "column referencing another table",
          "tags": [
            "feminine"
          ],
          "word": "chave estrangeira"
        },
        {
          "code": "ro",
          "lang": "Romanian",
          "sense": "column referencing another table",
          "tags": [
            "feminine"
          ],
          "word": "cheie străină"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "vnéšnij ključ",
          "sense": "column referencing another table",
          "tags": [
            "masculine"
          ],
          "word": "вне́шний ключ"
        },
        {
          "code": "sv",
          "lang": "Swedish",
          "sense": "column referencing another table",
          "tags": [
            "common-gender"
          ],
          "word": "främmande nyckel"
        },
        {
          "code": "tr",
          "lang": "Turkish",
          "sense": "column referencing another table",
          "word": "yabancı anahtar"
        }
      ],
      "wikipedia": [
        "foreign key"
      ]
    }
  ],
  "word": "foreign key"
}

{
  "forms": [
    {
      "form": "foreign keys",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "foreign key (plural foreign keys)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "referential integrity"
    },
    {
      "word": "primary key"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Japanese terms with redundant script codes",
        "en:Databases"
      ],
      "glosses": [
        "A column (or group of columns) in a relational table that identifies another table, so that items in the two tables can be conceptually linked."
      ],
      "links": [
        [
          "database",
          "database"
        ],
        [
          "column",
          "column"
        ],
        [
          "relational",
          "relational"
        ],
        [
          "table",
          "table"
        ],
        [
          "identifies",
          "identifies"
        ]
      ],
      "raw_glosses": [
        "(databases) A column (or group of columns) in a relational table that identifies another table, so that items in the two tables can be conceptually linked."
      ],
      "topics": [
        "computing",
        "databases",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "wikipedia": [
        "foreign key"
      ]
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "column referencing another table",
      "word": "外鍵"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "wàijiàn",
      "sense": "column referencing another table",
      "word": "外键"
    },
    {
      "code": "cs",
      "lang": "Czech",
      "sense": "column referencing another table",
      "tags": [
        "masculine"
      ],
      "word": "cizí klíč"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "column referencing another table",
      "word": "viiteavain"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "column referencing another table",
      "tags": [
        "feminine"
      ],
      "word": "clé étrangère"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "column referencing another table",
      "tags": [
        "masculine"
      ],
      "word": "Fremdschlüssel"
    },
    {
      "code": "ja",
      "lang": "Japanese",
      "roman": "gaibu kī",
      "sense": "column referencing another table",
      "word": "外部キー"
    },
    {
      "code": "fa",
      "lang": "Persian",
      "sense": "column referencing another table",
      "word": "شناسال"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "column referencing another table",
      "tags": [
        "feminine"
      ],
      "word": "chave estrangeira"
    },
    {
      "code": "ro",
      "lang": "Romanian",
      "sense": "column referencing another table",
      "tags": [
        "feminine"
      ],
      "word": "cheie străină"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "vnéšnij ključ",
      "sense": "column referencing another table",
      "tags": [
        "masculine"
      ],
      "word": "вне́шний ключ"
    },
    {
      "code": "sv",
      "lang": "Swedish",
      "sense": "column referencing another table",
      "tags": [
        "common-gender"
      ],
      "word": "främmande nyckel"
    },
    {
      "code": "tr",
      "lang": "Turkish",
      "sense": "column referencing another table",
      "word": "yabancı anahtar"
    }
  ],
  "word": "foreign key"
}