Columns
| Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments | ||
|---|---|---|---|---|---|---|---|---|---|---|
| id | BIGINT UNSIGNED | 20 | √ | null |
|
|
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| store_id | BIGINT UNSIGNED | 20 | null |
|
|
店舗ID |
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| customer_id | BIGINT UNSIGNED | 20 | null |
|
|
顧客ID |
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| staff_id | BIGINT UNSIGNED | 20 | null |
|
|
担当者ID |
||||
| read_at | TIMESTAMP | 26 | null |
|
|
最終閲覧日時 |
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| created_at | TIMESTAMP | 26 | √ | null |
|
|
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| updated_at | TIMESTAMP | 26 | √ | null |
|
|
Indexes
| Constraint Name | Type | Sort | Column(s) |
|---|---|---|---|
| PRIMARY | Primary key | Asc | id |
| message_read_times_customer_id_foreign | Performance | Asc | customer_id |
| message_read_times_staff_id_foreign | Performance | Asc | staff_id |
| message_read_times_unique | Must be unique | Asc/Asc/Asc | store_id + customer_id + staff_id |
Relationships
Close relationships within degrees of separation
