wwweww
41 lines
1.4 KiB
SQL
41 lines
1.4 KiB
SQL
CREATE TABLE players
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(
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id BIGINT PRIMARY KEY,
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CREATE TABLE players (
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id BIGINT PRIMARY KEY,
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user_id BIGINT NOT NULL UNIQUE,
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status VARCHAR(20) NOT NULL DEFAULT 'offline',
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rating DECIMAL(3,2) DEFAULT 5.00,
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total_orders INT DEFAULT 0,
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completed_orders INT DEFAULT 0,
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-- [注意] 此字段为冗余缓存，通过消息队列与 shop_players 表保持一致
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shop_id BIGINT,
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tags TEXT[] DEFAULT ARRAY[]::TEXT[],
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games BIGINT[] DEFAULT ARRAY[]::BIGINT[],
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created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
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);
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-- 基础索引
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CREATE INDEX idx_players_user ON players (user_id);
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CREATE INDEX idx_players_shop ON players (shop_id) WHERE shop_id IS NOT NULL;
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CREATE INDEX idx_players_status ON players (status);
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CREATE INDEX idx_players_rating ON players (rating DESC);
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-- 复合索引优化多条件筛选
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CREATE INDEX idx_players_status_rating ON players (status, rating DESC) WHERE status IN ('available', 'busy');
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-- GIN 索引优化数组查询
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CREATE INDEX idx_players_games_gin ON players USING gin(games);
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CREATE INDEX idx_players_tags_gin ON players USING gin(tags);
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-- 店铺+状态复合索引
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CREATE INDEX idx_players_shop_status ON players (shop_id, status, rating DESC) WHERE shop_id IS NOT NULL;
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-- CREATE TRIGGER trigger_players_updated_at
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-- BEFORE UPDATE
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-- ON players
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-- FOR EACH ROW
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-- EXECUTE FUNCTION update_updated_at_column();
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