56 lines
1.3 KiB
SQL
56 lines
1.3 KiB
SQL
-- LegacyWorlds Beta 6
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-- PostgreSQL database scripts
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--
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-- Technology 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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-- Technology lines
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--
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CREATE TABLE tech.lines(
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name_id INT NOT NULL PRIMARY KEY ,
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description_id INT NOT NULL
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);
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CREATE INDEX idx_lines_description
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ON tech.lines (description_id);
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ALTER TABLE tech.lines
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ADD CONSTRAINT fk_lines_name
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FOREIGN KEY (name_id) REFERENCES defs.strings ,
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ADD CONSTRAINT fk_lines_description
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FOREIGN KEY (description_id) REFERENCES defs.strings;
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--
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-- Technology levels
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--
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CREATE TABLE tech.levels(
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id SERIAL NOT NULL PRIMARY KEY ,
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line_id INT NOT NULL ,
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level INT NOT NULL CHECK( level > 0 ) ,
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name_id INT NOT NULL ,
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description_id INT NOT NULL ,
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points INT NOT NULL CHECK( points > 0 ) ,
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cost INT NOT NULL CHECK( cost > 0 )
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);
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CREATE UNIQUE INDEX idx_levels_linelevel
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ON tech.levels (line_id, level);
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CREATE INDEX idx_levels_name
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ON tech.levels (name_id);
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CREATE INDEX idx_levels_description
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ON tech.levels (description_id);
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ALTER TABLE tech.levels
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ADD CONSTRAINT fk_levels_line
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FOREIGN KEY (line_id) REFERENCES tech.lines ,
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ADD CONSTRAINT fk_levels_name
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FOREIGN KEY (name_id) REFERENCES defs.strings ,
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ADD CONSTRAINT fk_levels_description
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FOREIGN KEY (description_id) REFERENCES defs.strings;
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