The redundant comment is removed.
+--------+----------+---------+
| column | type | comment |
+--------+----------+---------+
| id | integer* | |
+--------+----------+---------+
Auto Increment is used on all tables, so the Primary Key (PK) indication with an asterisk is unnecessary.
+--------+----------+---------------------+
| column | type | comment |
+--------+----------+---------------------+
| id | integer* | Autoincrementing PK |
| | | |
| | | |
| | | |
+--------+----------+---------------------+
+------------+--------+----------------------------------------------------+
| column | type | comment |
+------------+--------+----------------------------------------------------+
| event_type | string | 'Status update' reflects operational |
| | | changes or software updates. 'Performance metric' |
| | | pertains to monitoring system or application |
| | | performance, including response times and |
| | | resource usage. |
+------------+--------+----------------------------------------------------+
Case 3 applies: a soft enum with two values. The values should be defined.
+------------+--------+--------------------+
| column | type | comment |
+------------+--------+--------------------+
| event_type | string | Specifies the type |
| | | of event. |
| | | |
+------------+--------+--------------------+
Field renamed so comment is not needed.
+----------------+----------+
| column | type |
+----------------+----------+
| scheduled_date | datetime |
| | |
+----------------+----------+
"At" implies when the study was scheduled, not the scheduled date.
+--------------+----------+-----------------------+
| column | type | comment |
+--------------+----------+-----------------------+
| scheduled_at | datetime | Scheduled date and |
| | | time of a particular |
| | | study. |
+--------------+----------+-----------------------+
#databases
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