Columns
| Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments | ||
|---|---|---|---|---|---|---|---|---|---|---|
| id | INT | 10 | √ | null |
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| borrowernumber | INT | 10 | null |
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| biblionumber | INT | 10 | null |
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| itemnumber | INT | 10 | √ | null |
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| branchcode | VARCHAR | 10 | √ | null |
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| title | MEDIUMTEXT | 16777215 | √ | null |
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| MEDIUMTEXT | 16777215 | √ | null |
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| volume | MEDIUMTEXT | 16777215 | √ | null |
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| issue | MEDIUMTEXT | 16777215 | √ | null |
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| date | MEDIUMTEXT | 16777215 | √ | null |
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| pages | MEDIUMTEXT | 16777215 | √ | null |
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| chapters | MEDIUMTEXT | 16777215 | √ | null |
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| patron_notes | MEDIUMTEXT | 16777215 | √ | null |
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| status | enum('REQUESTED', 'PENDING', 'PROCESSING', 'COMPLETED', 'CANCELED') | 10 | REQUESTED |
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| notes | MEDIUMTEXT | 16777215 | √ | null |
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| format | enum('PHOTOCOPY', 'SCAN') | 10 | PHOTOCOPY |
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| urls | MEDIUMTEXT | 16777215 | √ | null |
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| cancellation_reason | VARCHAR | 80 | √ | null |
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optional authorised value AR_CANCELLATION |
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| created_on | TIMESTAMP | 19 | √ | null |
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Be careful with two timestamps in one table not allowing NULL |
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| updated_on | TIMESTAMP | 19 | CURRENT_TIMESTAMP |
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| toc_request | TINYINT | 3 | 0 |
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borrower requested table of contents |
Indexes
| Constraint Name | Type | Sort | Column(s) |
|---|---|---|---|
| PRIMARY | Primary key | Asc | id |
| biblionumber | Performance | Asc | biblionumber |
| borrowernumber | Performance | Asc | borrowernumber |
| branchcode | Performance | Asc | branchcode |
| itemnumber | Performance | Asc | itemnumber |
Relationships
Close relationships within degrees of separation
