166 lines
6.7 KiB
SQL
166 lines
6.7 KiB
SQL
-- Migration: 001_create_initial_tables.sql
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-- Timestamp: 2025-11-29 12:00:00 UTC
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-- Description: Create initial tables for coding challenges, submissions, badges, competitions, and certificates.
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SET aUTocommit=0;
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START TRANSACTION;
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--
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-- Table structure for table `users`
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--
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CREATE TABLE IF NOT EXISTS `users` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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`username` VARCHAR(255) NOT NULL,
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`password` VARCHAR(255) NOT NULL,
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`email` VARCHAR(255) NOT NULL,
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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 `uq_username` (`username`),
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UNIQUE KEY `uq_email` (`email`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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--
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-- Table structure for table `challenges`
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--
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CREATE TABLE IF NOT EXISTS `challenges` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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`title` VARCHAR(255) NOT NULL,
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`description` TEXT NOT NULL,
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`learning_style` ENUM('visual', 'auditory', 'read_write', 'kinesthetic') NOT NULL,
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`challenge_type` ENUM('python', 'logic', 'data-analysis', 'html-css') NOT NULL,
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`difficulty` ENUM('beginner', 'intermediate', 'advanced') NOT NULL,
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`time_limit_minutes` INT UNSIGNED DEFAULT NULL,
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`max_attempts` INT UNSIGNED DEFAULT NULL,
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`sample_cases_json` JSON DEFAULT NULL,
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`unit_tests_json` JSON DEFAULT NULL,
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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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`deleted_at` TIMESTAMP NULL DEFAULT NULL,
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PRIMARY KEY (`id`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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--
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-- Table structure for table `challenge_submissions`
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--
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CREATE TABLE IF NOT EXISTS `challenge_submissions` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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`user_id` BIGINT UNSIGNED NOT NULL,
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`challenge_id` BIGINT UNSIGNED NOT NULL,
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`language` VARCHAR(50) NOT NULL,
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`submission_content` TEXT NOT NULL,
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`score` INT DEFAULT NULL,
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`status` ENUM('pending', 'auto_graded', 'manual_review', 'passed', 'failed') NOT NULL DEFAULT 'pending',
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`auto_grade_result` JSON DEFAULT NULL,
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`execution_time_ms` INT UNSIGNED DEFAULT NULL,
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`memory_kb` INT UNSIGNED DEFAULT NULL,
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`attempt_number` INT UNSIGNED NOT NULL DEFAULT 1,
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`submitted_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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`deleted_at` TIMESTAMP NULL DEFAULT NULL,
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PRIMARY KEY (`id`),
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KEY `idx_user_id` (`user_id`),
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KEY `idx_challenge_id` (`challenge_id`),
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CONSTRAINT `fk_submission_user` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
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CONSTRAINT `fk_submission_challenge` FOREIGN KEY (`challenge_id`) REFERENCES `challenges` (`id`) ON DELETE CASCADE
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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--
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-- Table structure for table `badges`
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--
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CREATE TABLE IF NOT EXISTS `badges` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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`name` VARCHAR(255) NOT NULL,
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`description` TEXT,
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`icon_url` VARCHAR(255) DEFAULT NULL,
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`criteria_json` JSON DEFAULT NULL,
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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 `uq_badge_name` (`name`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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--
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-- Table structure for table `user_badges`
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--
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CREATE TABLE IF NOT EXISTS `user_badges` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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`user_id` BIGINT UNSIGNED NOT NULL,
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`badge_id` BIGINT UNSIGNED NOT NULL,
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`awarded_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY (`id`),
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UNIQUE KEY `uq_user_badge` (`user_id`, `badge_id`),
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KEY `idx_user_id` (`user_id`),
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KEY `idx_badge_id` (`badge_id`),
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CONSTRAINT `fk_user_badge_user` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
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CONSTRAINT `fk_user_badge_badge` FOREIGN KEY (`badge_id`) REFERENCES `badges` (`id`) ON DELETE CASCADE
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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--
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-- Table structure for table `competitions`
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--
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CREATE TABLE IF NOT EXISTS `competitions` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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`title` VARCHAR(255) NOT NULL,
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`description` TEXT,
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`start_date` DATETIME NOT NULL,
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`end_date` DATETIME NOT NULL,
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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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`deleted_at` TIMESTAMP NULL DEFAULT NULL,
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PRIMARY KEY (`id`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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--
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-- Table structure for table `competition_participants`
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--
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CREATE TABLE IF NOT EXISTS `competition_participants` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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`user_id` BIGINT UNSIGNED NOT NULL,
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`competition_id` BIGINT UNSIGNED NOT NULL,
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`status` ENUM('registered', 'withdrew', 'disqualified') NOT NULL DEFAULT 'registered',
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`results_json` JSON DEFAULT NULL,
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`joined_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY (`id`),
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UNIQUE KEY `uq_user_competition` (`user_id`, `competition_id`),
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KEY `idx_user_id` (`user_id`),
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KEY `idx_competition_id` (`competition_id`),
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CONSTRAINT `fk_participant_user` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
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CONSTRAINT `fk_participant_competition` FOREIGN KEY (`competition_id`) REFERENCES `competitions` (`id`) ON DELETE CASCADE
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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--
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-- Table structure for table `certificates`
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--
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CREATE TABLE IF NOT EXISTS `certificates` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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`user_id` BIGINT UNSIGNED NOT NULL,
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`competition_id` BIGINT UNSIGNED NOT NULL,
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`certificate_type` ENUM('participation', 'winner', 'improvement') NOT NULL,
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`certificate_url` VARCHAR(255) NOT NULL,
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`issued_at` TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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`issued_by_user_id` BIGINT UNSIGNED DEFAULT NULL,
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PRIMARY KEY (`id`),
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KEY `idx_user_id` (`user_id`),
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KEY `idx_competition_id` (`competition_id`),
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CONSTRAINT `fk_certificate_user` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
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CONSTRAINT `fk_certificate_competition` FOREIGN KEY (`competition_id`) REFERENCES `competitions` (`id`) ON DELETE RESTRICT
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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--
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-- Table structure for table `audit_log`
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--
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CREATE TABLE IF NOT EXISTS `audit_log` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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`user_id` BIGINT UNSIGNED DEFAULT NULL,
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`action` VARCHAR(255) NOT NULL,
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`details` JSON 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_user_id` (`user_id`),
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KEY `idx_action` (`action`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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COMMIT;
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