75 lines
No EOL
1.9 KiB
SQL
75 lines
No EOL
1.9 KiB
SQL
-- LegacyWorlds Beta 6
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-- PostgreSQL database scripts
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--
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-- Buildings/ships definitions
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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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-- "Buildables"
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--
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CREATE TABLE tech.buildables(
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name_id INT NOT NULL PRIMARY KEY ,
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description_id INT NOT NULL ,
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cost INT NOT NULL CHECK( cost > 0 ) ,
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work INT NOT NULL CHECK( work > 0 ) ,
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upkeep INT NOT NULL CHECK( upkeep >= 0 )
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);
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CREATE INDEX idx_buildables_description
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ON tech.buildables (description_id);
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ALTER TABLE tech.buildables
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ADD CONSTRAINT fk_buildables_name
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FOREIGN KEY (name_id) REFERENCES defs.strings ,
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ADD CONSTRAINT fk_buildables_description
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FOREIGN KEY (description_id) REFERENCES defs.strings;
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--
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-- Requirements
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--
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CREATE TABLE tech.buildable_requirements(
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buildable_id INT NOT NULL ,
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technology_id INT NOT NULL ,
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PRIMARY KEY( buildable_id , technology_id )
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);
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CREATE INDEX idx_buildablereqs_technology
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ON tech.buildable_requirements( technology_id );
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ALTER TABLE tech.buildable_requirements
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ADD CONSTRAINT fk_buildablereqs_buildable
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FOREIGN KEY (buildable_id) REFERENCES tech.buildables ,
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ADD CONSTRAINT fk_buildablereqs_technology
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FOREIGN KEY (technology_id) REFERENCES tech.technologies;
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--
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-- Buildings
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--
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CREATE TABLE tech.buildings(
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buildable_id INT NOT NULL PRIMARY KEY ,
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workers INT NOT NULL CHECK( workers >= 0 ) ,
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output_type building_output_type ,
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output INT NOT NULL CHECK( output > 0 )
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);
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ALTER TABLE tech.buildings
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ADD CONSTRAINT fk_buildings_buildable
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FOREIGN KEY (buildable_id) REFERENCES tech.buildables;
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--
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-- Ships
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--
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CREATE TABLE tech.ships(
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buildable_id INT NOT NULL PRIMARY KEY ,
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flight_time INT NOT NULL CHECK( flight_time > 0 ) ,
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power INT NOT NULL CHECK( power > 0 )
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);
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ALTER TABLE tech.ships
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ADD CONSTRAINT fk_buildings_buildable
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FOREIGN KEY (buildable_id) REFERENCES tech.buildables; |