Each row in the sysforeignkey system table describes a foreign key that belongs to a table.
Column name | Column type | Description |
---|---|---|
table_id | UNSIGNED INTEGER | The identifier of the table to which the foreign key belongs. |
foreign_table_id | UNSIGNED SHORT | The identifier of the table to which this foreign-key-column refers to. |
foreign_key_id | UNSIGNED INTEGER | The identifier of the foreign key. |
name | VARCHAR(128) | The name of the foreign key. |
index_name | VARCHAR(128) | The name of the index the foreign key refers to. |
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