mysql> describe cx_corpora;
+--------------------+------------------+------+-----+---------+----------------+
| Field | Type | Null | Key | Default | Extra |
+--------------------+------------------+------+-----+---------+----------------+
| cxc_id | int(10) unsigned | NO | PRI | NULL | auto_increment |
| cxc_translation_id | int(11) | NO | MUL | NULL | |
| cxc_section_id | varbinary(30) | NO | | NULL | |
| cxc_origin | varbinary(30) | NO | | NULL | |
| cxc_sequence_id | int(11) | YES | | NULL | |
| cxc_timestamp | varbinary(14) | YES | | NULL | |
| cxc_content | mediumblob | YES | | NULL | |
+--------------------+------------------+------+-----+---------+----------------+
