Columns
| Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments |
|---|---|---|---|---|---|---|---|---|
| action_id | INT | 10 | √ | null |
|
|
unique identifier for each action |
|
| timestamp | TIMESTAMP | 19 | current_timestamp() |
|
|
the date and time the action took place |
||
| user | INT | 10 | 0 |
|
|
the staff member who performed the action (borrowers.borrowernumber) |
||
| module | MEDIUMTEXT | 16777215 | √ | null |
|
|
the module this action was taken against |
|
| action | MEDIUMTEXT | 16777215 | √ | null |
|
|
the action (includes things like DELETED, ADDED, MODIFY, etc) |
|
| object | INT | 10 | √ | null |
|
|
the object that the action was taken against (could be a borrowernumber, itemnumber, etc) |
|
| info | MEDIUMTEXT | 16777215 | √ | null |
|
|
information about the action (usually includes SQL statement) |
|
| interface | VARCHAR | 30 | √ | null |
|
|
the context this action was taken in |
Indexes
| Constraint Name | Type | Sort | Column(s) |
|---|---|---|---|
| PRIMARY | Primary key | Asc | action_id |
| action_idx | Performance | Asc | action |
| info_idx | Performance | Asc | info |
| interface | Performance | Asc | interface |
| module_idx | Performance | Asc | module |
| object_idx | Performance | Asc | object |
| timestamp_idx | Performance | Asc | timestamp |
| user_idx | Performance | Asc | user |
Diagram producer might be missing
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