67 lines
2.3 KiB
MySQL
67 lines
2.3 KiB
MySQL
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-- Remove sustainability fields, update in paralell with adding new fields
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-- Last significant retrofit date YYYY
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-- Need to add a constraint to sust_retrofit_date
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ALTER TABLE buildings
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ADD CONSTRAINT sust_retrofit_date_end CHECK (sust_retrofit_date <= DATE_PART('year', CURRENT_DATE));
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--Has a building had a major renovation without extenstion (captured in form)
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--Boolean yes/no - links to the the DATE
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ALTER TABLE buildings
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ADD COLUMN IF NOT EXISTS sust_retrofitted boolean DEFAULT 'n';
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-- Renewal technologies
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-- Constraint - Front end multi select back end ENUM
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-- Values: Solar PV, Solar thermal, Wind, Ground sourced heat pump, Air sourced heat pump,
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CREATE TYPE sust_renewables_tech
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AS ENUM ('Solar photovoltaic',
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'Solar thermal',
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'Wind',
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'Ground source heat pump',
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'Air-source heat pump',
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'Water source heat pump',
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'Anaerobic digester');
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ALTER TABLE buildings
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ADD COLUMN IF NOT EXISTS sust_renewables_tech sust_renewables_tech DEFAULT NULL;
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-- Generating capacity of those renewables, on selection of one of the above generate correspondening front end input for this. Pair values
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-- Constraint more than 0 less than 9999
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ALTER TABLE buildings
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ADD COLUMN IF NOT EXISTS sust_renewables_capax int CONSTRAINT high_renewables_capx CHECK (sust_renewables_capax >= 0);
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-- Biodiversity
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-- Green roof, green wall, both
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-- Constrain drop down and enum
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CREATE TYPE sust_biodiversity
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AS ENUM ('Green roof',
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'Green wall',
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'Green wall & roof',
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'Anaerobic digester');
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ALTER TABLE buildings
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ADD COLUMN IF NOT EXISTS sust_biodiversity sust_biodiversity DEFAULT NULL;
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-- Insulation, tool tip for glazing in construction to cross link
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-- Which components are insulated
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-- Cosntraint multi-entry and ENUM stored in josnb object
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-- Values; Wall, Roof, FLOOR
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CREATE TYPE constrctn_insulation
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AS ENUM ('Cavity wall',
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'External wall',
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'Roof',
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'Floor');
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ALTER TABLE buildings
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ADD COLUMN IF NOT EXISTS constrctn_insulation constrctn_insulation DEFAULT NULL;
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-- Water recycling
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-- yes / no
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ALTER TABLE buildings
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ADD COLUMN IF NOT EXISTS sust_h2o_recyling boolean DEFAULT 'n';
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-- Rain water harvesting
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-- Does building store it's rainwater, helps combat flood risk
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-- yes / no
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ALTER TABLE buildings
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ADD COLUMN IF NOT EXISTS sust_rainwater_harvest boolean DEFAULT 'n';
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