Columns
| Column | Type | Size | Nulls | Auto | Default | Children | Parents | Comments |
|---|---|---|---|---|---|---|---|---|
| obj_id | varchar | 16 | √ | tww_app.generate_oid('tww_od'::text, 'backflow_prevention'::text) |
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| fk_pump | varchar | 16 | √ | null |
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| fk_throttle_shut_off_unit | varchar | 16 | √ | null |
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| gross_costs | numeric | 10,2 | √ | null |
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| kind | int4 | 10 | √ | null |
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| year_of_replacement | int2 | 5 | √ | null |
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| fk_dataowner | varchar | 16 | √ | null |
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| fk_provider | varchar | 16 | √ | null |
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| fk_wastewater_structure | varchar | 16 | √ | null |
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| identifier | text | 2147483647 | √ | null |
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| last_modification | timestamp | 29,6 | √ | null |
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| remark | text | 2147483647 | √ | null |
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| renovation_demand | int4 | 10 | √ | null |
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