Columns
| Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| id | MEDIUMINT UNSIGNED | 8 | √ | null |
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| user_id | MEDIUMINT UNSIGNED | 8 | null |
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| group_id | MEDIUMINT UNSIGNED | 8 | null |
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| create_time | TIMESTAMP | 19 | current_timestamp() |
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| update_time | TIMESTAMP | 19 | current_timestamp() |
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Indexes
| Constraint Name | Type | Sort | Column(s) |
|---|---|---|---|
| PRIMARY | Primary key | Asc | id |
| group_id | Performance | Asc | group_id |
| user_id | Performance | Asc | user_id |
Relationships
Close relationships within degrees of separation
