118 lines
2.7 KiB
SQL
118 lines
2.7 KiB
SQL
-- LegacyWorlds Beta 6
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-- PostgreSQL database scripts
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--
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-- Fleets
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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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-- Fleets
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--
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CREATE TABLE fleets.fleets(
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id BIGSERIAL NOT NULL PRIMARY KEY ,
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owner_id INT NOT NULL ,
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location_id INT NOT NULL ,
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name VARCHAR(64) ,
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attacking BOOLEAN NOT NULL ,
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status fleet_status NOT NULL ,
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penalty INT NOT NULL ,
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CHECK( ( status = 'AVAILABLE' AND penalty = 0 )
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OR ( status <> 'AVAILABLE' AND penalty > 0) )
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);
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CREATE INDEX idx_fleets_owner
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ON fleets.fleets ( owner_id );
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CREATE INDEX idx_fleets_location
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ON fleets.fleets ( location_id );
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CREATE INDEX idx_fleets_status
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ON fleets.fleets ( status , penalty );
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ALTER TABLE fleets.fleets
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ADD CONSTRAINT fk_fleets_owner
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FOREIGN KEY ( owner_id ) REFERENCES emp.empires
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ON DELETE CASCADE ,
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ADD CONSTRAINT fk_fleets_location
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FOREIGN KEY ( location_id ) REFERENCES verse.planets;
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--
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-- Ships
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--
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CREATE TABLE fleets.ships(
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fleet_id BIGINT NOT NULL ,
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ship_id INT NOT NULL ,
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amount INT NOT NULL CHECK( amount >= 0 ) ,
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damage REAL NOT NULL ,
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PRIMARY KEY( fleet_id , ship_id )
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);
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CREATE INDEX idx_ships_ship
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ON fleets.ships( ship_id );
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ALTER TABLE fleets.ships
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ADD CONSTRAINT fk_ships_fleet
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FOREIGN KEY ( fleet_id ) REFERENCES fleets.fleets
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ON DELETE CASCADE ,
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ADD CONSTRAINT fk_ships_ship
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FOREIGN KEY ( ship_id ) REFERENCES tech.ships;
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--
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-- Fleet movements
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--
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CREATE TABLE fleets.movements(
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fleet_id BIGINT NOT NULL PRIMARY KEY ,
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source_id INT NOT NULL ,
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time_left INT NOT NULL CHECK( time_left > 0 ) ,
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state_time_left INT NOT NULL CHECK( state_time_left > 0 )
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);
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CREATE INDEX idx_movements_source
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ON fleets.movements( source_id );
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ALTER TABLE fleets.movements
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ADD CONSTRAINT fk_movements_fleet
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FOREIGN KEY ( fleet_id ) REFERENCES fleets.fleets
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ON DELETE CASCADE ,
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ADD CONSTRAINT fk_movements_source
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FOREIGN KEY ( source_id ) REFERENCES verse.planets;
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--
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-- Movement states, outer space
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--
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CREATE TABLE fleets.ms_space(
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movement_id BIGINT NOT NULL PRIMARY KEY ,
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start_x REAL NOT NULL ,
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start_y REAL NOT NULL
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);
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ALTER TABLE fleets.ms_space
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ADD CONSTRAINT fk_msspace_movement
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FOREIGN KEY ( movement_id ) REFERENCES fleets.movements
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ON DELETE CASCADE;
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--
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-- Movement states, in system
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--
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CREATE TABLE fleets.ms_system(
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movement_id BIGINT NOT NULL PRIMARY KEY ,
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ref_point_id INT NOT NULL ,
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outwards BOOLEAN NOT NULL ,
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past_ref_point BOOLEAN NOT NULL
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);
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ALTER TABLE fleets.ms_system
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ADD CONSTRAINT fk_mssystem_movement
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FOREIGN KEY ( movement_id ) REFERENCES fleets.movements
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ON DELETE CASCADE ,
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ADD CONSTRAINT fk_mssystem_refpoint
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FOREIGN KEY ( ref_point_id ) REFERENCES verse.planets;
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