< Extension:MachineVision < Schema

Stores concept mappings used to translate Freebase IDs to Wikidata IDs. Many of these Freebase IDs are still in use in the Google Knowledge Graph.

Mapping source: https://developers.google.com/freebase/#freebase-wikidata-mappings

Fields

mvfm_freebase_id

  • Freebase ID

mvfm_wikidata_id

  • Wikidata ID
 +------------------+---------------+------+-----+---------+-------+
 | Field            | Type          | Null | Key | Default | Extra |
 +------------------+---------------+------+-----+---------+-------+
 | mvfm_freebase_id | varbinary(32) | NO   | PRI | NULL    |       |
 | mvfm_wikidata_id | varbinary(32) | NO   | PRI | NULL    |       |
 +------------------+---------------+------+-----+---------+-------+

Indexes

+---------------------------------+------------+----------+--------------+------------------+-----------+-------------+----------+--------+------+------------+---------+---------------+
 | Table                           | Non_unique | Key_name | Seq_in_index | Column_name      | Collation | Cardinality | Sub_part | Packed | Null | Index_type | Comment | Index_comment |
 +---------------------------------+------------+----------+--------------+------------------+-----------+-------------+----------+--------+------+------------+---------+---------------+
 | machine_vision_freebase_mapping |          0 | PRIMARY  |            1 | mvfm_freebase_id | A         |     2387053 |     NULL | NULL   |      | BTREE      |         |               |
 | machine_vision_freebase_mapping |          0 | PRIMARY  |            2 | mvfm_wikidata_id | A         |     2387053 |     NULL | NULL   |      | BTREE      |         |               |
 +---------------------------------+------------+----------+--------------+------------------+-----------+-------------+----------+--------+------+------------+---------+---------------+
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