48 lines
2.6 KiB
SQL
48 lines
2.6 KiB
SQL
CREATE TABLE IF NOT EXISTS library_readers (
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id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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reader_token CHAR(64) NOT NULL,
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preferred_language VARCHAR(12) NOT NULL DEFAULT 'en',
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last_path VARCHAR(255) DEFAULT NULL,
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user_agent VARCHAR(255) DEFAULT NULL,
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first_seen_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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last_seen_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
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PRIMARY KEY (id),
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UNIQUE KEY uniq_library_reader_token (reader_token),
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KEY idx_library_readers_last_seen (last_seen_at)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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CREATE TABLE IF NOT EXISTS library_reader_visits (
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id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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reader_id BIGINT UNSIGNED NOT NULL,
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session_key VARCHAR(64) NOT NULL,
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entry_path VARCHAR(255) DEFAULT NULL,
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started_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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last_activity_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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page_views INT UNSIGNED NOT NULL DEFAULT 1,
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PRIMARY KEY (id),
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UNIQUE KEY uniq_library_reader_visit (reader_id, session_key),
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KEY idx_library_reader_visits_started (reader_id, started_at),
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CONSTRAINT fk_library_reader_visits_reader FOREIGN KEY (reader_id) REFERENCES library_readers(id) ON DELETE CASCADE
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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CREATE TABLE IF NOT EXISTS library_reader_activities (
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id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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reader_id BIGINT UNSIGNED NOT NULL,
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visit_id BIGINT UNSIGNED DEFAULT NULL,
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document_id INT UNSIGNED DEFAULT NULL,
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event_type VARCHAR(50) NOT NULL,
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page_path VARCHAR(255) DEFAULT NULL,
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context VARCHAR(20) NOT NULL DEFAULT 'public',
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meta_json TEXT DEFAULT NULL,
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created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY (id),
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KEY idx_library_reader_activities_reader_created (reader_id, created_at),
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KEY idx_library_reader_activities_visit (visit_id),
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KEY idx_library_reader_activities_document (document_id),
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CONSTRAINT fk_library_reader_activities_reader FOREIGN KEY (reader_id) REFERENCES library_readers(id) ON DELETE CASCADE,
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CONSTRAINT fk_library_reader_activities_visit FOREIGN KEY (visit_id) REFERENCES library_reader_visits(id) ON DELETE SET NULL,
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CONSTRAINT fk_library_reader_activities_document FOREIGN KEY (document_id) REFERENCES library_documents(id) ON DELETE SET NULL
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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