Columns
| Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
| library_id | VARCHAR | 10 | null |
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| day | enum('0', '1', '2', '3', '4', '5', '6') | 1 | '0' |
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| open_time | TIME | 8 | √ | NULL |
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| close_time | TIME | 8 | √ | NULL |
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Indexes
| Constraint Name | Type | Sort | Column(s) |
|---|---|---|---|
| library_hours_s_pk | Primary key | Asc/Asc | library_id + day |
| PRIMARY | Must be unique | Asc/Asc | library_id + day |
Relationships
Close relationships within degrees of separation
