44 lines
1.1 KiB
MySQL
44 lines
1.1 KiB
MySQL
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-- LegacyWorlds Beta 6
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-- PostgreSQL database scripts
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--
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-- System "constants"
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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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-- Constant categories
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--
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CREATE TABLE sys.constant_categories(
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id SERIAL NOT NULL PRIMARY KEY ,
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name VARCHAR(64) NOT NULL
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);
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CREATE UNIQUE INDEX idx_constantcategories_name
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ON sys.constant_categories (name);
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--
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-- Constant definitions and values
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--
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CREATE TABLE sys.constant_definitions(
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name VARCHAR(64) NOT NULL PRIMARY KEY,
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category_id INT NOT NULL ,
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description TEXT NOT NULL ,
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min_value REAL ,
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max_value REAL ,
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c_value REAL NOT NULL ,
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CHECK(
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( min_value IS NULL OR (
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min_value IS NOT NULL AND c_value >= min_value ) )
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AND ( max_value IS NULL OR (
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max_value IS NOT NULL AND max_value >= c_value ) )
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)
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);
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CREATE INDEX idx_constantdefinitions_category
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ON sys.constant_definitions (category_id);
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ALTER TABLE sys.constant_definitions
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ADD CONSTRAINT fk_constraintdefinitions_category
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FOREIGN KEY (category_id) REFERENCES sys.constant_categories;
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