Metrics/Data Catalog

mysql> desc simple;
+-----------------+--------------+------+-----+---------------------+----------------+
| Field           | Type         | Null | Key | Default             | Extra          |
+-----------------+--------------+------+-----+---------------------+----------------+
| id              | int(11)      | NO   | PRI | NULL                | auto_increment |
| license_uri     | varchar(255) | NO   |     |                     |                |
| search_engine   | varchar(255) | NO   |     |                     |                |
| count           | int(11)      | NO   |     | 0                   |                |
| timestamp       | datetime     | NO   | MUL | 0000-00-00 00:00:00 |                |
| jurisdiction    | varchar(255) | YES  |     | NULL                |                |
| license_type    | varchar(16)  | YES  |     | NULL                |                |
| license_version | varchar(16)  | YES  |     | NULL                |                |
+-----------------+--------------+------+-----+---------------------+----------------+

mysql> desc complex;
+-------------------+--------------+------+-----+---------------------+----------------+
| Field             | Type         | Null | Key | Default             | Extra          |
+-------------------+--------------+------+-----+---------------------+----------------+
| id                | int(11)      | NO   | PRI | NULL                | auto_increment |
| license_specifier | varchar(255) | NO   |     |                     |                |
| search_engine     | varchar(255) | NO   |     |                     |                |
| count             | int(11)      | NO   |     | 0                   |                |
| query             | varchar(255) | YES  |     | NULL                |                |
| timestamp         | datetime     | NO   | MUL | 0000-00-00 00:00:00 |                |
| country           | varchar(255) | YES  |     | NULL                |                |
| language          | varchar(255) | YES  |     | NULL                |                |
+-------------------+--------------+------+-----+---------------------+----------------+

mysql> desc site_specific;
+----------------+--------------+------+-----+---------+----------------+
| Field          | Type         | Null | Key | Default | Extra          |
+----------------+--------------+------+-----+---------+----------------+
| id             | int(11)      | NO   | PRI | NULL    | auto_increment |
| license_uri    | varchar(255) | NO   |     | NULL    |                |
| site           | varchar(255) | NO   |     | NULL    |                |
| count          | int(11)      | NO   |     | NULL    |                |
| utc_time_stamp | datetime     | NO   | MUL | NULL    |                |
+----------------+--------------+------+-----+---------+----------------+