35 lines
1.3 KiB
MySQL
35 lines
1.3 KiB
MySQL
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-- 추천 검색어 테이블
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-- 검색어 테이블 (Unigram)
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CREATE TABLE IF NOT EXISTS suggestion_queries (
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id INT AUTO_INCREMENT PRIMARY KEY,
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query VARCHAR(255) NOT NULL UNIQUE,
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count INT DEFAULT 1,
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last_searched_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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INDEX idx_query_prefix (query(50)),
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INDEX idx_count (count DESC),
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INDEX idx_last_searched (last_searched_at DESC)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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-- 단어 쌍 테이블 (Bi-gram)
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CREATE TABLE IF NOT EXISTS suggestion_word_pairs (
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word1 VARCHAR(100) NOT NULL,
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word2 VARCHAR(100) NOT NULL,
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count INT DEFAULT 1,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY (word1, word2),
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INDEX idx_word1_count (word1, count DESC)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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-- 초성 인덱스 테이블
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CREATE TABLE IF NOT EXISTS suggestion_chosung (
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chosung VARCHAR(50) NOT NULL,
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word VARCHAR(100) NOT NULL,
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count INT DEFAULT 1,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY (chosung, word),
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INDEX idx_chosung (chosung),
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INDEX idx_count (count DESC)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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