101 lines
3.8 KiB
SQL
101 lines
3.8 KiB
SQL
-- docs/tag-ddl.sql
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-- W3-1 태그 + 검색 확장. 멱등(IF NOT EXISTS / DO $$ guard). search_path=dev.
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-- 1) 통합 태그 마스터
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CREATE TABLE IF NOT EXISTS tags (
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id BIGSERIAL PRIMARY KEY,
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name VARCHAR(20) NOT NULL,
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slug VARCHAR(40) NOT NULL,
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tag_type VARCHAR(10) NOT NULL,
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is_active BOOLEAN NOT NULL DEFAULT FALSE,
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created_by BIGINT NULL,
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created_at TIMESTAMP NOT NULL DEFAULT now()
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);
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DO $$
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BEGIN
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IF NOT EXISTS (SELECT 1 FROM pg_constraint WHERE conname = 'chk_tags_name_len') THEN
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ALTER TABLE tags ADD CONSTRAINT chk_tags_name_len
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CHECK (char_length(name) BETWEEN 2 AND 20);
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END IF;
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IF NOT EXISTS (SELECT 1 FROM pg_constraint WHERE conname = 'chk_tags_type') THEN
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ALTER TABLE tags ADD CONSTRAINT chk_tags_type
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CHECK (tag_type IN ('GAME', 'JAM', 'COMMON'));
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END IF;
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END $$;
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DO $$
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BEGIN
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IF NOT EXISTS (SELECT 1 FROM pg_constraint WHERE conname = 'fk_tags_created_by') THEN
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ALTER TABLE tags ADD CONSTRAINT fk_tags_created_by
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FOREIGN KEY (created_by) REFERENCES users(id);
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END IF;
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END $$;
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CREATE UNIQUE INDEX IF NOT EXISTS uq_tags_slug ON tags (slug);
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CREATE UNIQUE INDEX IF NOT EXISTS uq_tags_name ON tags (name);
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CREATE INDEX IF NOT EXISTS idx_tags_type_active ON tags (tag_type, is_active);
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-- 2) 게임-태그 조인 (N:M)
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CREATE TABLE IF NOT EXISTS game_tags (
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id BIGSERIAL PRIMARY KEY,
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game_id BIGINT NOT NULL,
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tag_id BIGINT NOT NULL,
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created_at TIMESTAMP NOT NULL DEFAULT now()
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);
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CREATE UNIQUE INDEX IF NOT EXISTS uq_game_tags ON game_tags (game_id, tag_id);
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CREATE INDEX IF NOT EXISTS idx_game_tags_tag ON game_tags (tag_id);
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DO $$
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BEGIN
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IF NOT EXISTS (SELECT 1 FROM pg_constraint WHERE conname = 'fk_game_tags_game') THEN
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ALTER TABLE game_tags ADD CONSTRAINT fk_game_tags_game
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FOREIGN KEY (game_id) REFERENCES games(id);
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END IF;
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IF NOT EXISTS (SELECT 1 FROM pg_constraint WHERE conname = 'fk_game_tags_tag') THEN
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ALTER TABLE game_tags ADD CONSTRAINT fk_game_tags_tag
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FOREIGN KEY (tag_id) REFERENCES tags(id);
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END IF;
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END $$;
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-- 3) 잼-태그 조인 (N:M, jams 는 W2-1 소관)
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CREATE TABLE IF NOT EXISTS jam_tags (
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id BIGSERIAL PRIMARY KEY,
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jam_id BIGINT NOT NULL,
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tag_id BIGINT NOT NULL,
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created_at TIMESTAMP NOT NULL DEFAULT now()
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);
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CREATE UNIQUE INDEX IF NOT EXISTS uq_jam_tags ON jam_tags (jam_id, tag_id);
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CREATE INDEX IF NOT EXISTS idx_jam_tags_tag ON jam_tags (tag_id);
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DO $$
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BEGIN
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IF NOT EXISTS (SELECT 1 FROM pg_constraint WHERE conname = 'fk_jam_tags_jam') THEN
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ALTER TABLE jam_tags ADD CONSTRAINT fk_jam_tags_jam
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FOREIGN KEY (jam_id) REFERENCES jams(id);
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END IF;
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IF NOT EXISTS (SELECT 1 FROM pg_constraint WHERE conname = 'fk_jam_tags_tag') THEN
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ALTER TABLE jam_tags ADD CONSTRAINT fk_jam_tags_tag
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FOREIGN KEY (tag_id) REFERENCES tags(id);
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END IF;
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END $$;
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-- 4) 방문 로그 (dedupe 가능)
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CREATE TABLE IF NOT EXISTS game_views (
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id BIGSERIAL PRIMARY KEY,
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game_id BIGINT NOT NULL,
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viewer_key VARCHAR(200) NOT NULL,
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viewed_at TIMESTAMP NOT NULL DEFAULT now()
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);
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CREATE INDEX IF NOT EXISTS idx_game_views_game ON game_views (game_id);
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CREATE INDEX IF NOT EXISTS idx_game_views_dedupe ON game_views (game_id, viewer_key, viewed_at);
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DO $$
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BEGIN
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IF NOT EXISTS (SELECT 1 FROM pg_constraint WHERE conname = 'fk_game_views_game') THEN
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ALTER TABLE game_views ADD CONSTRAINT fk_game_views_game
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FOREIGN KEY (game_id) REFERENCES games(id);
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END IF;
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END $$;
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-- 5) games 비정규화 방문수 카운터
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ALTER TABLE games ADD COLUMN IF NOT EXISTS view_count INTEGER NOT NULL DEFAULT 0;
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CREATE INDEX IF NOT EXISTS idx_games_view_count ON games (view_count);
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