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-- 敌情数据库表结构和初始化脚本
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-- Enemy Database Schema and Initialization Script
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--
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-- 用途：为BattlefieldExplorationSystem创建敌情相关的数据库表
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-- Purpose: Create enemy-related database tables for BattlefieldExplorationSystem
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--
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-- 作者：Claude AI
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-- 日期：2025-07-08
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-- 版本：1.0
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-- 使用Client数据库
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USE Client;
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-- 创建敌情记录表
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-- Create enemy records table
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CREATE TABLE IF NOT EXISTS enemy_records (
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-- 基本信息字段
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id VARCHAR(50) PRIMARY KEY COMMENT '敌人唯一标识符',
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longitude DOUBLE NOT NULL COMMENT '经度坐标',
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latitude DOUBLE NOT NULL COMMENT '纬度坐标',
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threat_level VARCHAR(20) NOT NULL COMMENT '威胁等级：高/中/低',
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discovery_time DATETIME NOT NULL COMMENT '发现时间',
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enemy_type VARCHAR(50) COMMENT '敌人类型：装甲车/步兵/坦克/侦察兵等',
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status VARCHAR(20) DEFAULT '活跃' COMMENT '状态：活跃/失联/已消除',
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description TEXT COMMENT '描述信息',
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update_time DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '最后更新时间',
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-- 创建索引以提高查询性能
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INDEX idx_threat_level (threat_level),
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INDEX idx_status (status),
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INDEX idx_discovery_time (discovery_time),
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INDEX idx_location (longitude, latitude),
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INDEX idx_enemy_type (enemy_type)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='敌情记录表';
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-- 创建敌情统计视图
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-- Create enemy statistics view
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CREATE OR REPLACE VIEW enemy_statistics_view AS
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SELECT
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threat_level,
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COUNT(*) as count,
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COUNT(CASE WHEN status = '活跃' THEN 1 END) as active_count,
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COUNT(CASE WHEN status = '失联' THEN 1 END) as missing_count,
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COUNT(CASE WHEN status = '已消除' THEN 1 END) as eliminated_count,
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MIN(discovery_time) as earliest_discovery,
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MAX(discovery_time) as latest_discovery
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FROM enemy_records
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GROUP BY threat_level;
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-- 创建威胁等级约束
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-- Create threat level constraint
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ALTER TABLE enemy_records
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ADD CONSTRAINT chk_threat_level
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CHECK (threat_level IN ('高', '中', '低'));
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-- 创建状态约束
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-- Create status constraint
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ALTER TABLE enemy_records
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ADD CONSTRAINT chk_status
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CHECK (status IN ('活跃', '失联', '已消除'));
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-- 插入测试数据
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-- Insert test data
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INSERT INTO enemy_records (
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id, longitude, latitude, threat_level, discovery_time,
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enemy_type, status, description
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) VALUES
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('ENEMY001', 116.4074, 39.9042, '高', '2025-07-08 08:30:00',
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'装甲车', '活跃', '在北京市朝阳区发现的重型装甲车，配备主炮'),
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('ENEMY002', 116.3912, 39.9139, '中', '2025-07-08 09:15:00',
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'步兵', '活跃', '武装步兵小队，约5-8人，携带轻武器'),
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('ENEMY003', 116.4231, 39.8876, '低', '2025-07-08 07:45:00',
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'侦察兵', '失联', '单独行动的侦察兵，最后位置在CBD区域'),
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('ENEMY004', 116.3845, 39.9254, '高', '2025-07-08 10:20:00',
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'坦克', '活跃', '主战坦克，型号不明，具有强大火力'),
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('ENEMY005', 116.4156, 39.9087, '中', '2025-07-08 11:00:00',
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'装甲运兵车', '活跃', '运输型装甲车，可能载有多名士兵'),
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('ENEMY006', 116.3978, 39.8945, '低', '2025-07-08 06:30:00',
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'侦察无人机', '已消除', '小型侦察无人机，已被击落'),
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('ENEMY007', 116.4298, 39.9178, '高', '2025-07-08 12:15:00',
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'自行火炮', '活跃', '远程火炮系统，射程覆盖大片区域'),
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('ENEMY008', 116.3756, 39.9034, '中', '2025-07-08 13:45:00',
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'武装皮卡', '失联', '改装的武装皮卡车，机动性强')
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ON DUPLICATE KEY UPDATE
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longitude = VALUES(longitude),
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latitude = VALUES(latitude),
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threat_level = VALUES(threat_level),
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discovery_time = VALUES(discovery_time),
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enemy_type = VALUES(enemy_type),
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status = VALUES(status),
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description = VALUES(description),
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update_time = CURRENT_TIMESTAMP;
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-- 创建敌情操作日志表
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-- Create enemy operations log table
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CREATE TABLE IF NOT EXISTS enemy_operation_logs (
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id INT AUTO_INCREMENT PRIMARY KEY,
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enemy_id VARCHAR(50) NOT NULL COMMENT '敌人ID',
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operation_type VARCHAR(50) NOT NULL COMMENT '操作类型：发现/更新/消除',
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operator VARCHAR(50) NOT NULL COMMENT '操作员',
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operation_time DATETIME DEFAULT CURRENT_TIMESTAMP COMMENT '操作时间',
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old_status VARCHAR(20) COMMENT '操作前状态',
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new_status VARCHAR(20) COMMENT '操作后状态',
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remarks TEXT COMMENT '备注信息',
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INDEX idx_enemy_id (enemy_id),
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INDEX idx_operation_time (operation_time),
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INDEX idx_operation_type (operation_type),
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FOREIGN KEY (enemy_id) REFERENCES enemy_records(id)
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ON DELETE CASCADE ON UPDATE CASCADE
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='敌情操作日志表';
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-- 创建触发器：自动记录状态变更
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-- Create trigger: automatically log status changes
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DELIMITER //
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CREATE TRIGGER enemy_status_change_log
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AFTER UPDATE ON enemy_records
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FOR EACH ROW
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BEGIN
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IF OLD.status != NEW.status THEN
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INSERT INTO enemy_operation_logs (
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enemy_id, operation_type, operator, old_status, new_status, remarks
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) VALUES (
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NEW.id,
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'状态变更',
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'SYSTEM',
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OLD.status,
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NEW.status,
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CONCAT('状态从 "', OLD.status, '" 变更为 "', NEW.status, '"')
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);
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END IF;
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END//
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DELIMITER ;
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-- 创建存储过程：获取指定区域内的敌情
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-- Create stored procedure: get enemies in specified area
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DELIMITER //
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CREATE PROCEDURE GetEnemiesInArea(
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IN min_lon DOUBLE,
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IN max_lon DOUBLE,
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IN min_lat DOUBLE,
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IN max_lat DOUBLE,
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IN threat_filter VARCHAR(20)
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)
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BEGIN
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SELECT * FROM enemy_records
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WHERE longitude BETWEEN min_lon AND max_lon
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AND latitude BETWEEN min_lat AND max_lat
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AND (threat_filter IS NULL OR threat_level = threat_filter)
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AND status = '活跃'
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ORDER BY threat_level DESC, discovery_time DESC;
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END//
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DELIMITER ;
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-- 创建存储过程：获取威胁统计信息
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-- Create stored procedure: get threat statistics
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DELIMITER //
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CREATE PROCEDURE GetThreatStatistics()
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BEGIN
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SELECT
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'总计' as category,
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COUNT(*) as total_count,
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COUNT(CASE WHEN status = '活跃' THEN 1 END) as active_count,
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COUNT(CASE WHEN threat_level = '高' THEN 1 END) as high_threat_count,
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COUNT(CASE WHEN threat_level = '中' THEN 1 END) as medium_threat_count,
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COUNT(CASE WHEN threat_level = '低' THEN 1 END) as low_threat_count
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FROM enemy_records
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UNION ALL
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SELECT
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threat_level as category,
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COUNT(*) as total_count,
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COUNT(CASE WHEN status = '活跃' THEN 1 END) as active_count,
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0 as high_threat_count,
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0 as medium_threat_count,
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0 as low_threat_count
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FROM enemy_records
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GROUP BY threat_level
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ORDER BY
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CASE category
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WHEN '总计' THEN 0
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WHEN '高' THEN 1
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WHEN '中' THEN 2
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WHEN '低' THEN 3
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END;
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END//
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DELIMITER ;
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-- 验证表结构
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-- Verify table structure
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SELECT
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TABLE_NAME,
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TABLE_COMMENT,
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TABLE_ROWS
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FROM INFORMATION_SCHEMA.TABLES
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WHERE TABLE_SCHEMA = 'Client'
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AND TABLE_NAME LIKE '%enemy%';
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-- 显示测试数据统计
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-- Show test data statistics
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SELECT
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'敌情记录总数' as metric,
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COUNT(*) as value
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FROM enemy_records
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UNION ALL
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SELECT
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CONCAT(threat_level, '威胁') as metric,
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COUNT(*) as value
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FROM enemy_records
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GROUP BY threat_level
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UNION ALL
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SELECT
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CONCAT(status, '状态') as metric,
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COUNT(*) as value
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FROM enemy_records
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GROUP BY status;
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-- 输出成功信息
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SELECT 'Enemy database schema created successfully!' as message,
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NOW() as created_time; |
