Columns
| Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| trip_id | int4 | 10 | null |
|
|
Numeric ID for this entry |
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| name | varchar | 1024 | null |
|
|
Short name used in data files / output data (in ltree notation) |
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| t_group | varchar | 1024 | √ | null |
|
|
Value grouping (short name) |
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| start_date | timestamp | 29,6 | √ | null |
|
|
Date/time trip started |
|||||
| end_date | timestamp | 29,6 | √ | null |
|
|
Date/time trip ended |
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| crew | int4 | 10 | √ | null |
|
|
Number of staff on-board |
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| oil_consumption | float4 | 8,8 | √ | null |
|
|
Amount of oil consumed as part of trip |
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| start_port_id | int4 | 10 | √ | null |
|
|
Starting port |
|||||
| end_port_id | int4 | 10 | √ | null |
|
|
Finishing port |
Indexes
| Constraint Name | Type | Sort | Column(s) |
|---|---|---|---|
| trip_pkey | Primary key | Asc | trip_id |
| trip_name_key | Must be unique | Asc | name |
Relationships
Close relationships within degrees of separation
