Martin
11fd8fa673
Extended copyright headers to SQL, YAML, and JSON configuration files: - config/docker/init.sql (SQL comment block) - docker-compose.yml (YAML comment) - composer.json and src/composer.json (JSON _comment field) All files validated and tested successfully. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
75 lines
2.7 KiB
SQL
75 lines
2.7 KiB
SQL
/**
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* Web Crawler - Database Schema
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*
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* @copyright Copyright (c) 2025 Martin Kiesewetter
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* @author Martin Kiesewetter <mki@kies-media.de>
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* @link https://kies-media.de
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*/
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-- Database initialization script for Web Crawler
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-- Crawl Jobs Table
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CREATE TABLE IF NOT EXISTS crawl_jobs (
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id INT AUTO_INCREMENT PRIMARY KEY,
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domain VARCHAR(255) NOT NULL,
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status ENUM('pending', 'running', 'completed', 'failed') DEFAULT 'pending',
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total_pages INT DEFAULT 0,
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total_links INT DEFAULT 0,
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started_at TIMESTAMP NULL,
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completed_at TIMESTAMP NULL,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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INDEX idx_domain (domain),
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INDEX idx_status (status)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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-- Pages Table
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CREATE TABLE IF NOT EXISTS pages (
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id INT AUTO_INCREMENT PRIMARY KEY,
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crawl_job_id INT NOT NULL,
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url VARCHAR(2048) NOT NULL,
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title VARCHAR(500),
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status_code INT,
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content_type VARCHAR(100),
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crawled_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (crawl_job_id) REFERENCES crawl_jobs(id) ON DELETE CASCADE,
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INDEX idx_crawl_job (crawl_job_id),
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INDEX idx_url (url(255)),
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UNIQUE KEY unique_job_url (crawl_job_id, url(255))
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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-- Links Table
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CREATE TABLE IF NOT EXISTS links (
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id INT AUTO_INCREMENT PRIMARY KEY,
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page_id INT NOT NULL,
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crawl_job_id INT NOT NULL,
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source_url VARCHAR(2048) NOT NULL,
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target_url VARCHAR(2048) NOT NULL,
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link_text VARCHAR(1000),
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is_nofollow BOOLEAN DEFAULT FALSE,
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is_internal BOOLEAN DEFAULT TRUE,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (page_id) REFERENCES pages(id) ON DELETE CASCADE,
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FOREIGN KEY (crawl_job_id) REFERENCES crawl_jobs(id) ON DELETE CASCADE,
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INDEX idx_page (page_id),
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INDEX idx_crawl_job (crawl_job_id),
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INDEX idx_source_url (source_url(255)),
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INDEX idx_target_url (target_url(255)),
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INDEX idx_nofollow (is_nofollow)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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-- Queue Table for parallel processing
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CREATE TABLE IF NOT EXISTS crawl_queue (
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id INT AUTO_INCREMENT PRIMARY KEY,
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crawl_job_id INT NOT NULL,
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url VARCHAR(2048) NOT NULL,
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depth INT DEFAULT 0,
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status ENUM('pending', 'processing', 'completed', 'failed') DEFAULT 'pending',
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retry_count INT DEFAULT 0,
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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processed_at TIMESTAMP NULL,
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FOREIGN KEY (crawl_job_id) REFERENCES crawl_jobs(id) ON DELETE CASCADE,
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INDEX idx_status (status),
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INDEX idx_crawl_job (crawl_job_id),
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UNIQUE KEY unique_job_url (crawl_job_id, url(255))
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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