-- phpMyAdmin SQL Dump
-- version 5.2.2
-- https://www.phpmyadmin.net/
--
-- 호스트: localhost
-- 생성 시간: 26-06-22 18:35
-- 서버 버전: 10.11.11-MariaDB
-- PHP 버전: 8.2.28

SET SQL_MODE = "NO_AUTO_VALUE_ON_ZERO";
START TRANSACTION;
SET time_zone = "+00:00";


/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
/*!40101 SET NAMES utf8mb4 */;

--
-- 데이터베이스: `carbon_cutting_mc_db`
--

-- --------------------------------------------------------

--
-- 테이블 구조 `contacts`
--

CREATE TABLE `contacts` (
  `id` int(11) NOT NULL,
  `customer_id` int(11) NOT NULL,
  `name` varchar(100) NOT NULL,
  `email` varchar(255) DEFAULT NULL,
  `phone_number` varchar(50) DEFAULT NULL,
  `created_at` timestamp NOT NULL DEFAULT current_timestamp(),
  `position` varchar(255) DEFAULT '',
  `work_location` varchar(255) DEFAULT '',
  `is_deleted` tinyint(1) DEFAULT 0
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- 테이블 구조 `control_target`
--

CREATE TABLE `control_target` (
  `equipment_id` int(11) NOT NULL,
  `operation_mode_target` varchar(20) DEFAULT NULL COMMENT 'Target mode (auto, manual)',
  `operation_command_target` varchar(20) DEFAULT NULL COMMENT 'Target command (start, stop, reset)',
  `line_heaters_target` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL COMMENT 'Target for 20 heaters. e.g., {"heater_1": 1, "heater_2": 0}' CHECK (json_valid(`line_heaters_target`)),
  `line_feeders_target` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL COMMENT 'Target for 10 feeder motors. e.g., {"line_1": 1} (0:STOP, 1:FWD,2:REV)' CHECK (json_valid(`line_feeders_target`)),
  `utility_target` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL COMMENT 'Target for pumps and fans. e.g., {"pumps": {"pump_1": 1}, "fans":{"fan_1": 1}}' CHECK (json_valid(`utility_target`)),
  `transfer_roller_target` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL COMMENT 'Target for transfer roller. e.g., {"speed": 120.5, "direction":1, "enabled": 1}' CHECK (json_valid(`transfer_roller_target`)),
  `cutting_motor_target` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL COMMENT 'Target for cutting motor. e.g., {"speed": 300.0, "direction": 0,"enabled": 1}' CHECK (json_valid(`cutting_motor_target`)),
  `system_outputs_target` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL COMMENT 'Target for buzzer, tower light. e.g., {"buzzer": 0, "tower_red":1}' CHECK (json_valid(`system_outputs_target`)),
  `spare_digital_outputs_target` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL COMMENT 'Target for spare digital outputs. e.g., {"R21": 1, "R24":0}' CHECK (json_valid(`spare_digital_outputs_target`)),
  `spare_pwm_outputs_target` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL COMMENT 'Target for spare PWM outputs. e.g., {"D10": 128, "D11": 255}' CHECK (json_valid(`spare_pwm_outputs_target`)),
  `last_updated_at` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='Target control states set by users or apps.';

-- --------------------------------------------------------

--
-- 테이블 구조 `customers`
--

CREATE TABLE `customers` (
  `id` int(11) NOT NULL,
  `name_kr` varchar(255) NOT NULL,
  `name_en` varchar(255) DEFAULT NULL,
  `business_registration_number` varchar(50) DEFAULT NULL,
  `contact_number` varchar(50) DEFAULT NULL,
  `address` varchar(255) DEFAULT NULL,
  `created_at` timestamp NOT NULL DEFAULT current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- 테이블 구조 `equipment`
--

CREATE TABLE `equipment` (
  `id` int(11) NOT NULL,
  `name` varchar(255) NOT NULL,
  `yarn_bobbin_count` int(11) DEFAULT NULL,
  `dryer_type` varchar(255) DEFAULT NULL,
  `power_consumption` double DEFAULT NULL,
  `max_cutting_speed` int(11) DEFAULT NULL,
  `max_feed_speed` int(11) DEFAULT NULL,
  `status` varchar(50) NOT NULL DEFAULT 'available' COMMENT '장비의 현재 상태 (available, maintenance, broken)'
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- 테이블 구조 `inventory`
--

CREATE TABLE `inventory` (
  `id` int(11) NOT NULL,
  `material_id` int(11) DEFAULT NULL COMMENT 'material_properties 테이블 ID',
  `item_name` varchar(255) NOT NULL,
  `item_number` varchar(255) NOT NULL,
  `supplier` varchar(255) NOT NULL,
  `supplier_id` int(11) DEFAULT NULL,
  `receipt_date` date NOT NULL,
  `receipt_quantity` int(11) NOT NULL,
  `usage_quantity` int(11) NOT NULL,
  `stock` int(11) NOT NULL,
  `unit_cost` decimal(10,2) DEFAULT NULL COMMENT '입고 시점의 단위당 원가 (원/kg)',
  `remarks` text DEFAULT NULL,
  `is_depleted` tinyint(1) DEFAULT 0
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- 테이블 구조 `machine_status`
--

CREATE TABLE `machine_status` (
  `equipment_id` int(11) NOT NULL COMMENT '설비 마스터 ID',
  `device_state` varchar(20) DEFAULT 'OFFLINE' COMMENT 'ONLINE / OFFLINE 상태',
  `m_read_raw` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL COMMENT 'M영역 읽기비트 전체 상태 JSON {bit_id: value}',
  `m_write_raw` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin DEFAULT NULL COMMENT 'M영역 쓰기제어비트 전체 상태 JSON {bit_id: value}',
  `d_read_g0` bigint(20) DEFAULT 0 COMMENT 'D영역 읽기 그룹0: 컷팅속도',
  `d_read_g1` double DEFAULT 0 COMMENT 'D영역 읽기 그룹1: 이송속도',
  `d_read_g2` double DEFAULT 0 COMMENT 'D영역 읽기 그룹2: 챔버온도',
  `d_read_g3` double DEFAULT 0 COMMENT 'D영역 읽기 그룹3',
  `d_read_g4` double DEFAULT 0 COMMENT 'D영역 읽기 그룹4',
  `d_read_g5` bigint(20) DEFAULT 0 COMMENT 'D영역 읽기 그룹5',
  `d_read_g6` double DEFAULT 0 COMMENT 'D영역 읽기 그룹6',
  `d_read_g7` double DEFAULT 0 COMMENT 'D영역 읽기 그룹7',
  `d_read_g8` double DEFAULT 0 COMMENT 'D영역 읽기 그룹8',
  `d_read_g9` double DEFAULT 0 COMMENT 'D영역 읽기 그룹9',
  `d_write_g0` bigint(20) DEFAULT 0 COMMENT 'D영역 쓰기 제어 설정 그룹0: 컷팅 타겟 속도',
  `d_write_g1` bigint(20) DEFAULT 0 COMMENT 'D영역 쓰기 제어 설정 그룹1: 이송 타겟 속도',
  `d_write_g2` bigint(20) DEFAULT 0 COMMENT 'D영역 쓰기 제어 설정 그룹2',
  `d_write_g3` bigint(20) DEFAULT 0 COMMENT 'D영역 쓰기 제어 설정 그룹3',
  `timestamp` bigint(20) NOT NULL DEFAULT 0 COMMENT '게이트웨이 전송 타임스탬프 (ms)',
  `last_updated_at` timestamp NULL DEFAULT current_timestamp() ON UPDATE current_timestamp() COMMENT '서버 최종 수신 시간'
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='각 설비의 14개 워드 및 M분리 최신 상태 저장 테이블';

-- --------------------------------------------------------

--
-- 테이블 구조 `material_properties`
--

CREATE TABLE `material_properties` (
  `id` int(11) NOT NULL,
  `material_code` varchar(100) DEFAULT NULL COMMENT '자재 관리 코드',
  `material_name` varchar(255) NOT NULL COMMENT '자재명',
  `material_type` varchar(50) NOT NULL COMMENT '자재 타입 (Yarn, Bond 등)',
  `density` decimal(10,5) DEFAULT NULL COMMENT '비중 또는 밀도 (g/cm³)',
  `remarks` text DEFAULT NULL COMMENT '비고',
  `created_at` timestamp NOT NULL DEFAULT current_timestamp(),
  `updated_at` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='원자재 물성 마스터 테이블';

-- --------------------------------------------------------

--
-- 테이블 구조 `plan_assignments`
--

CREATE TABLE `plan_assignments` (
  `assignment_id` int(11) NOT NULL,
  `plan_id` int(11) NOT NULL,
  `equipment_id` int(11) NOT NULL,
  `start_date` date NOT NULL,
  `end_date` date NOT NULL,
  `works_on_saturday` tinyint(1) NOT NULL DEFAULT 1 COMMENT '토요일 작업 여부 (1: 작업, 0: 휴무)',
  `works_on_sunday` tinyint(1) NOT NULL DEFAULT 0 COMMENT '일요일 작업 여부 (1: 작업, 0: 휴무)'
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- 테이블 구조 `production_plans`
--

CREATE TABLE `production_plans` (
  `plan_id` int(11) NOT NULL,
  `plan_name` varchar(255) NOT NULL COMMENT 'Plan name (Customer + Yarn + Bond + Quantity)',
  `customer_name` varchar(255) NOT NULL COMMENT 'Snapshot of customer name',
  `customer_id` int(11) DEFAULT NULL COMMENT 'FK to customers table',
  `yarn_name` varchar(255) NOT NULL COMMENT 'Snapshot of yarn name',
  `yarn_inventory_id` int(11) DEFAULT NULL COMMENT 'FK to inventory table for yarn',
  `bond_name` varchar(255) NOT NULL COMMENT 'Snapshot of bond name',
  `bond_inventory_id` int(11) DEFAULT NULL COMMENT 'FK to inventory table for bond',
  `requested_quantity_kg` decimal(10,2) NOT NULL COMMENT 'Requested production quantity in kg',
  `start_date` date NOT NULL COMMENT 'Planned start date',
  `end_date` date NOT NULL COMMENT 'Calculated end date',
  `production_days` int(11) NOT NULL COMMENT 'Calculated number of days for production',
  `status` varchar(50) NOT NULL DEFAULT 'Planned' COMMENT 'Status of the plan (e.g., Planned, In Progress, Completed, Cancelled)',
  `yarn_diameter` float DEFAULT NULL COMMENT 'Yarn Diameter (μm)',
  `yarn_k` int(11) DEFAULT NULL COMMENT 'Yarn K (number of strands)',
  `ports` int(11) DEFAULT NULL COMMENT 'Number of ports used',
  `cycle_time` float DEFAULT NULL COMMENT 'Cycle Time (Hz)',
  `cut_length` float DEFAULT NULL COMMENT 'Cut Length (mm)',
  `work_hours_day` int(11) DEFAULT NULL COMMENT 'Work hours per day',
  `num_machines` int(11) DEFAULT NULL COMMENT 'Number of machines assigned',
  `created_at` timestamp NOT NULL DEFAULT current_timestamp(),
  `hourly_net_cost_per_machine` decimal(15,2) DEFAULT NULL COMMENT '설비 1대당 시간당 순가공비',
  `hourly_profit_per_machine` decimal(15,2) DEFAULT NULL COMMENT '설비 1대당 시간당 이윤',
  `plan_total_material_cost` decimal(15,2) DEFAULT NULL COMMENT '계획에 필요한 총 원자재 비용',
  `plan_net_processing_cost` decimal(15,2) DEFAULT NULL COMMENT '계획 전체의 총 순가공비',
  `plan_company_margin` decimal(15,2) DEFAULT NULL COMMENT '계획 전체의 총 기업 마진',
  `plan_processing_fee` decimal(15,2) DEFAULT NULL COMMENT '계획 전체의 총 가공비',
  `plan_yarn_cost` decimal(15,2) DEFAULT NULL COMMENT '계획 전체의 원사 매입비',
  `plan_bond_cost` decimal(15,2) DEFAULT NULL COMMENT '계획 전체의 본드 매입비',
  `plan_estimated_sales` decimal(15,2) DEFAULT NULL COMMENT '계획 전체의 예상 매출액',
  `work_days_month` int(11) DEFAULT NULL COMMENT '분석에 사용된 월 작업일'
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- 테이블 구조 `purchase_activities`
--

CREATE TABLE `purchase_activities` (
  `id` int(11) NOT NULL,
  `supplier_id` int(11) NOT NULL,
  `contact_id` int(11) DEFAULT NULL,
  `activity_type` varchar(100) NOT NULL,
  `activity_date` date NOT NULL,
  `memo` text DEFAULT NULL,
  `created_at` timestamp NULL DEFAULT current_timestamp(),
  `updated_at` timestamp NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- 테이블 구조 `sales_activities`
--

CREATE TABLE `sales_activities` (
  `id` int(11) NOT NULL,
  `customer_id` int(11) NOT NULL,
  `contact_id` int(11) DEFAULT NULL,
  `activity_date` date NOT NULL,
  `activity_type` varchar(100) DEFAULT NULL,
  `memo` text DEFAULT NULL,
  `created_at` timestamp NOT NULL DEFAULT current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- 테이블 구조 `settings`
--

CREATE TABLE `settings` (
  `id` int(11) NOT NULL,
  `setting_group` varchar(100) NOT NULL COMMENT '설정 그룹 (예: analysis, general)',
  `setting_key` varchar(100) NOT NULL COMMENT '설정 키 (예: labor_cost)',
  `setting_value` text DEFAULT NULL COMMENT '설정 값',
  `setting_type` varchar(50) DEFAULT 'string' COMMENT '값의 타입 힌트 (string, integer, decimal, json)',
  `description` text DEFAULT NULL COMMENT '설정에 대한 설명',
  `updated_at` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='앱 전체 설정 관리 테이블';

-- --------------------------------------------------------

--
-- 테이블 구조 `suppliers`
--

CREATE TABLE `suppliers` (
  `id` int(11) NOT NULL,
  `name_kr` varchar(255) NOT NULL,
  `name_en` varchar(255) DEFAULT NULL,
  `business_registration_number` varchar(20) DEFAULT NULL,
  `contact_number` varchar(20) DEFAULT NULL,
  `address` varchar(255) DEFAULT NULL,
  `created_at` timestamp NULL DEFAULT current_timestamp(),
  `updated_at` timestamp NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

-- --------------------------------------------------------

--
-- 테이블 구조 `supplier_contacts`
--

CREATE TABLE `supplier_contacts` (
  `id` int(11) NOT NULL,
  `supplier_id` int(11) NOT NULL,
  `name` varchar(255) NOT NULL,
  `email` varchar(255) DEFAULT NULL,
  `phone_number` varchar(20) DEFAULT NULL,
  `position` varchar(100) DEFAULT NULL,
  `work_location` varchar(255) DEFAULT NULL,
  `is_deleted` tinyint(1) DEFAULT 0,
  `created_at` timestamp NULL DEFAULT current_timestamp(),
  `updated_at` timestamp NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

--
-- 덤프된 테이블의 인덱스
--

--
-- 테이블의 인덱스 `contacts`
--
ALTER TABLE `contacts`
  ADD PRIMARY KEY (`id`),
  ADD KEY `company_id` (`customer_id`);

--
-- 테이블의 인덱스 `control_target`
--
ALTER TABLE `control_target`
  ADD PRIMARY KEY (`equipment_id`);

--
-- 테이블의 인덱스 `customers`
--
ALTER TABLE `customers`
  ADD PRIMARY KEY (`id`),
  ADD UNIQUE KEY `business_registration_number` (`business_registration_number`);

--
-- 테이블의 인덱스 `equipment`
--
ALTER TABLE `equipment`
  ADD PRIMARY KEY (`id`);

--
-- 테이블의 인덱스 `inventory`
--
ALTER TABLE `inventory`
  ADD PRIMARY KEY (`id`),
  ADD UNIQUE KEY `item_number` (`item_number`),
  ADD KEY `fk_inventory_material_properties` (`material_id`),
  ADD KEY `fk_inventory_supplier` (`supplier_id`);

--
-- 테이블의 인덱스 `machine_status`
--
ALTER TABLE `machine_status`
  ADD PRIMARY KEY (`equipment_id`);

--
-- 테이블의 인덱스 `material_properties`
--
ALTER TABLE `material_properties`
  ADD PRIMARY KEY (`id`),
  ADD UNIQUE KEY `material_name` (`material_name`);

--
-- 테이블의 인덱스 `plan_assignments`
--
ALTER TABLE `plan_assignments`
  ADD PRIMARY KEY (`assignment_id`),
  ADD KEY `plan_id` (`plan_id`),
  ADD KEY `equipment_id` (`equipment_id`);

--
-- 테이블의 인덱스 `production_plans`
--
ALTER TABLE `production_plans`
  ADD PRIMARY KEY (`plan_id`),
  ADD KEY `fk_plan_customer` (`customer_id`),
  ADD KEY `fk_plan_yarn_inventory` (`yarn_inventory_id`),
  ADD KEY `fk_plan_bond_inventory` (`bond_inventory_id`);

--
-- 테이블의 인덱스 `purchase_activities`
--
ALTER TABLE `purchase_activities`
  ADD PRIMARY KEY (`id`),
  ADD KEY `supplier_id` (`supplier_id`),
  ADD KEY `contact_id` (`contact_id`);

--
-- 테이블의 인덱스 `sales_activities`
--
ALTER TABLE `sales_activities`
  ADD PRIMARY KEY (`id`),
  ADD KEY `company_id` (`customer_id`),
  ADD KEY `contact_id` (`contact_id`);

--
-- 테이블의 인덱스 `settings`
--
ALTER TABLE `settings`
  ADD PRIMARY KEY (`id`),
  ADD UNIQUE KEY `unique_group_key` (`setting_group`,`setting_key`);

--
-- 테이블의 인덱스 `suppliers`
--
ALTER TABLE `suppliers`
  ADD PRIMARY KEY (`id`);

--
-- 테이블의 인덱스 `supplier_contacts`
--
ALTER TABLE `supplier_contacts`
  ADD PRIMARY KEY (`id`),
  ADD KEY `supplier_id` (`supplier_id`);

--
-- 덤프된 테이블의 AUTO_INCREMENT
--

--
-- 테이블의 AUTO_INCREMENT `contacts`
--
ALTER TABLE `contacts`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- 테이블의 AUTO_INCREMENT `customers`
--
ALTER TABLE `customers`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- 테이블의 AUTO_INCREMENT `equipment`
--
ALTER TABLE `equipment`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- 테이블의 AUTO_INCREMENT `inventory`
--
ALTER TABLE `inventory`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- 테이블의 AUTO_INCREMENT `material_properties`
--
ALTER TABLE `material_properties`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- 테이블의 AUTO_INCREMENT `plan_assignments`
--
ALTER TABLE `plan_assignments`
  MODIFY `assignment_id` int(11) NOT NULL AUTO_INCREMENT;

--
-- 테이블의 AUTO_INCREMENT `production_plans`
--
ALTER TABLE `production_plans`
  MODIFY `plan_id` int(11) NOT NULL AUTO_INCREMENT;

--
-- 테이블의 AUTO_INCREMENT `purchase_activities`
--
ALTER TABLE `purchase_activities`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- 테이블의 AUTO_INCREMENT `sales_activities`
--
ALTER TABLE `sales_activities`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- 테이블의 AUTO_INCREMENT `settings`
--
ALTER TABLE `settings`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- 테이블의 AUTO_INCREMENT `suppliers`
--
ALTER TABLE `suppliers`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- 테이블의 AUTO_INCREMENT `supplier_contacts`
--
ALTER TABLE `supplier_contacts`
  MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;

--
-- 덤프된 테이블의 제약사항
--

--
-- 테이블의 제약사항 `contacts`
--
ALTER TABLE `contacts`
  ADD CONSTRAINT `contacts_ibfk_1` FOREIGN KEY (`customer_id`) REFERENCES `customers` (`id`) ON DELETE CASCADE;

--
-- 테이블의 제약사항 `control_target`
--
ALTER TABLE `control_target`
  ADD CONSTRAINT `fk_control_target_equipment` FOREIGN KEY (`equipment_id`) REFERENCES `equipment` (`id`) ON DELETE CASCADE;

--
-- 테이블의 제약사항 `inventory`
--
ALTER TABLE `inventory`
  ADD CONSTRAINT `fk_inventory_material_properties` FOREIGN KEY (`material_id`) REFERENCES `material_properties` (`id`) ON DELETE SET NULL ON UPDATE CASCADE,
  ADD CONSTRAINT `fk_inventory_supplier` FOREIGN KEY (`supplier_id`) REFERENCES `suppliers` (`id`);

--
-- 테이블의 제약사항 `machine_status`
--
ALTER TABLE `machine_status`
  ADD CONSTRAINT `fk_machine_status_equipment` FOREIGN KEY (`equipment_id`) REFERENCES `equipment` (`id`) ON DELETE CASCADE;

--
-- 테이블의 제약사항 `plan_assignments`
--
ALTER TABLE `plan_assignments`
  ADD CONSTRAINT `fk_assignment_equipment` FOREIGN KEY (`equipment_id`) REFERENCES `equipment` (`id`) ON DELETE CASCADE,
  ADD CONSTRAINT `fk_assignment_plan` FOREIGN KEY (`plan_id`) REFERENCES `production_plans` (`plan_id`) ON DELETE CASCADE;

--
-- 테이블의 제약사항 `production_plans`
--
ALTER TABLE `production_plans`
  ADD CONSTRAINT `fk_plan_bond_inventory` FOREIGN KEY (`bond_inventory_id`) REFERENCES `inventory` (`id`) ON DELETE SET NULL,
  ADD CONSTRAINT `fk_plan_customer` FOREIGN KEY (`customer_id`) REFERENCES `customers` (`id`) ON DELETE SET NULL,
  ADD CONSTRAINT `fk_plan_yarn_inventory` FOREIGN KEY (`yarn_inventory_id`) REFERENCES `inventory` (`id`) ON DELETE SET NULL;

--
-- 테이블의 제약사항 `purchase_activities`
--
ALTER TABLE `purchase_activities`
  ADD CONSTRAINT `purchase_activities_ibfk_1` FOREIGN KEY (`supplier_id`) REFERENCES `suppliers` (`id`) ON DELETE CASCADE,
  ADD CONSTRAINT `purchase_activities_ibfk_2` FOREIGN KEY (`contact_id`) REFERENCES `supplier_contacts` (`id`) ON DELETE SET NULL;

--
-- 테이블의 제약사항 `sales_activities`
--
ALTER TABLE `sales_activities`
  ADD CONSTRAINT `sa_ibfk_1` FOREIGN KEY (`customer_id`) REFERENCES `customers` (`id`) ON DELETE CASCADE,
  ADD CONSTRAINT `sa_ibfk_2` FOREIGN KEY (`contact_id`) REFERENCES `contacts` (`id`) ON DELETE SET NULL;

--
-- 테이블의 제약사항 `supplier_contacts`
--
ALTER TABLE `supplier_contacts`
  ADD CONSTRAINT `supplier_contacts_ibfk_1` FOREIGN KEY (`supplier_id`) REFERENCES `suppliers` (`id`) ON DELETE CASCADE;
COMMIT;

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