95 lines
2.1 KiB
SQL
95 lines
2.1 KiB
SQL
-- LegacyWorlds Beta 6
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-- PostgreSQL database scripts
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--
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-- Stellar systems and planets
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--
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-- Copyright(C) 2004-2010, DeepClone Development
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-- --------------------------------------------------------
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--
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-- Stellar systems
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--
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CREATE TABLE verse.systems(
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id SERIAL NOT NULL PRIMARY KEY ,
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x INT NOT NULL ,
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y INT NOT NULL
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);
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CREATE UNIQUE INDEX idx_systems_coordinates
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ON verse.systems( x , y );
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--
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-- Planets
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--
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CREATE TABLE verse.planets(
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name_id INT NOT NULL PRIMARY KEY ,
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system_id INT NOT NULL ,
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orbit INT NOT NULL
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CHECK( orbit BETWEEN 1 AND 5 ) ,
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picture INT NOT NULL ,
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population REAL NOT NULL
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CHECK( population >= 0 )
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);
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CREATE UNIQUE INDEX idx_planets_coordinates
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ON verse.planets( system_id , orbit );
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ALTER TABLE verse.planets
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ADD CONSTRAINT fk_planets_name
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FOREIGN KEY (name_id) REFERENCES naming.map_names ,
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ADD CONSTRAINT fk_planets_system
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FOREIGN KEY (system_id) REFERENCES verse.systems;
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--
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-- Happiness
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--
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CREATE TABLE verse.planet_happiness(
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planet_id INT NOT NULL PRIMARY KEY ,
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target REAL NOT NULL
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CHECK( target BETWEEN 0.0 AND 1.0 ) ,
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current REAL NOT NULL
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CHECK( current > 0 )
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);
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ALTER TABLE verse.planet_happiness
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ADD CONSTRAINT fk_planethappiness_planet
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FOREIGN KEY (planet_id) REFERENCES verse.planets;
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--
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-- Money
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--
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CREATE TABLE verse.planet_money(
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planet_id INT NOT NULL PRIMARY KEY ,
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income REAL NOT NULL
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CHECK( income >= 0 ) ,
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upkeep REAL NOT NULL
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CHECK( upkeep >= 0 )
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);
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ALTER TABLE verse.planet_money
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ADD CONSTRAINT fk_planetmoney_planet
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FOREIGN KEY (planet_id) REFERENCES verse.planets;
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--
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-- Buildings
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--
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CREATE TABLE verse.planet_buildings(
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planet_id INT NOT NULL ,
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building_id INT NOT NULL ,
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amount INT NOT NULL CHECK( amount >= 0 ) ,
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damage REAL NOT NULL CHECK( damage >= 0 ) ,
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PRIMARY KEY( planet_id , building_id )
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);
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CREATE INDEX idx_planetbuildings_building
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ON verse.planet_buildings (building_id);
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ALTER TABLE verse.planet_buildings
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ADD CONSTRAINT fk_planetbuildings_planet
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FOREIGN KEY (planet_id) REFERENCES verse.planets ,
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ADD CONSTRAINT fk_planetbuildings_building
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FOREIGN KEY (building_id) REFERENCES tech.buildings;
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