add init database

data/1.MySQL初阶/5.数据修改/2.修改/config.json

 {
   "node_id": "mysql-2eb9e9d351e848f580b70cf9e7b93280",
-  "keywords": ["update"],
+  "keywords": [
+    "update"
+  ],
   "children": [],
   "export": [
     "update.json"
   ],
   "keywords_must": [
-    ["mysql", "修改"]
+    [
+      "mysql",
+      "修改"
+    ]
   ],
   "keywords_forbid": [],
   "group": 1

data/1.MySQL初阶/5.数据修改/2.修改/update.md

@@ -6,9 +6,9 @@
 create table employee
 (
     id serial primary key,
-    name text,
-    dept text,
-    salary money
+    name varchar(64),
+    dept varchar(64),
+    salary decimal(12, 4)
 );
 ```
 

data/2.MySQL中阶/1.数据库组成/5. 触发器/trigger.md

@@ -6,14 +6,14 @@ SmartMarket 公司的OA数据库中包含以下结构：
 create table employee(
     id serial primary key ,
     name varchar(256),
-    dept varchar(256),
+    dept varchar(64),
     salary decimal(12, 4)
 );
 
 create table budget(
     id serial primary key ,
-    dept varchar(256),
-    amount money
+    dept varchar(64),
+    amount decimal(12, 4)
 )
 ```
 

data/2.MySQL中阶/5.子查询/2. ANY/any.md

@@ -6,7 +6,7 @@ Joe 想要从员工表
 create table employee(
     id int primary key auto_increment,
     name varchar(256),
-    dept varchar(256),
+    dept varchar(64),
     salary decimal(12, 4)
 );
 ```

data/2.MySQL中阶/5.子查询/3.ALL/all.md

@@ -5,7 +5,7 @@ Joe 想从员工表
 ```mysql
 create table employee(
     id int primary key auto_increment,
-    dept int,
+    dept_id int,
     name varchar(256),
     post varchar(16)
 )

data/2.MySQL中阶/5.子查询/4.EXISTS/exists.md

@@ -5,7 +5,7 @@ Joe 想从员工表
 ```mysql
 create table employee(
     id int primary key auto_increment,
-    dept int,
+    dept_id int,
     name varchar(256),
     post varchar(16)
 )

data/2.MySQL中阶/5.子查询/5. IN/config.json

 {
   "node_id": "mysql-8436069c855c4f1ead7cf11a026e004b",
-  "keywords": ["in", "subquery", "子查询"],
+  "keywords": [
+    "in",
+    "subquery",
+    "子查询"
+  ],
   "children": [],
   "export": [
     "in.json"

data/2.MySQL中阶/5.子查询/5. IN/in.md

@@ -5,7 +5,7 @@ Joe 想要从员工表
 ```mysql
 create table employee(
     id int primary key auto_increment,
-    dept int,
+    dept_id int,
     name varchar(256),
     post varchar(16)
 )

data/2.MySQL中阶/5.子查询/6. 列子查询/in_column.md

@@ -6,7 +6,7 @@ Joe 打算写一个查询，根据员工表
 create table employee
 (
     id   int primary key auto_increment,
-    dept varchar(256),
+    dept varchar(64),
     name varchar(256),
     post varchar(16)
 )

data/2.MySQL中阶/6.连接查询/2. LEFT JOIN/left_join.md

@@ -14,7 +14,7 @@ create table department(
 ```mysql
 create table employee(
     id int primary key auto_increment,
-    dept int,
+    dept_id int,
     name varchar(256),
     post varchar(16)
 )

data/2.MySQL中阶/6.连接查询/3. RIGHT JOIN/config.json

 {
   "node_id": "mysql-7c2331eea3e84eef9464ad4d7c03e2de",
-  "keywords": ["right join", "右连接"],
+  "keywords": [
+    "right join",
+    "右连接"
+  ],
   "children": [],
   "export": [
     "right_join.json"

data/2.MySQL中阶/6.连接查询/3. RIGHT JOIN/right_join.md

@@ -14,7 +14,7 @@ create table department(
 ```mysql
 create table employee(
     id int primary key auto_increment,
-    dept int,
+    dept_id int,
     name varchar(256),
     post varchar(16)
 )

data/3.MySQL高阶/1.深入索引/4.组合索引/combinate.md

@@ -20,7 +20,7 @@ Joe 应该如何优化？
 ## 答案
 
 ```mysql
-alter table goods add index (stock, category_id, name);
+alter table goods add index (`stock-id`, category_id, name);
 ```
 
 ## 选项
@@ -28,7 +28,7 @@ alter table goods add index (stock, category_id, name);
 ### A
 
 ```mysql
-alter table goods add index (stock and category_id and name);
+alter table goods add index (`stock-id` and category_id and name);
 ```
 
 ### B
@@ -40,5 +40,5 @@ alter table goods add index (concat(stock, category_id, name));
 ### C
 
 ```mysql
-alter table goods add index (stock + category_id + name);
+alter table goods add index (`stock-id` + category_id + name);
 ```

data/tree.json

@@ -2219,7 +2219,11 @@
                   {
                     "配置项优化": {
                       "node_id": "mysql-6d4f4d7aecfb4546a8163256859562e1",
-                      "keywords": [],
+                      "keywords": [
+                        "optimize",
+                        "performance",
+                        "configuration"
+                      ],
                       "children": [],
                       "keywords_must": [],
                       "keywords_forbid": [],
@@ -2243,7 +2247,10 @@
                   {
                     "sys数据库": {
                       "node_id": "mysql-3d5c8647b1674de18c8348454d16fee5",
-                      "keywords": [],
+                      "keywords": [
+                        "sys",
+                        "performance"
+                      ],
                       "children": [],
                       "keywords_must": [],
                       "keywords_forbid": [],

gears/sql/create_database.sql

-create database goods;
+create database studio;
 
 grant all privileges on *.* to `joe`@`localhost`;
 

gears/sql/employee.sql

 create table employee
 (
-    id     serial primary key,
-    name   varchar(256),
-    dept   varchar(256),
-    salary decimal(12, 4)
+    id      serial primary key,
+    name    varchar(256),
+    dept_id int,
+    dept    varchar(256),
+    salary  decimal(12, 4)
 );
\ No newline at end of file

gears/sql/goods.sql

+create table goods_category(
+    id int primary key auto_increment,
+    name varchar(64)
+);
+
+create table stock(
+    id int primary key auto_increment,
+    name varchar(256),
+    level int default 1,
+    address varchar(1024)
+);
+
+
 create table goods(
     id int primary key auto_increment,
-    category_id int,
+    category_id int references goods_category(id),
     category varchar(64),
     name varchar(256),
     price decimal(12, 4),
-    stock int,
+    stock_id int references stock(id),
     upper_time timestamp
-)
+)
\ No newline at end of file

gears/sql/init_database.sql

+-- MySQL dump 10.13  Distrib 8.0.26, for macos11.3 (x86_64)
+--
+-- Host: localhost    Database: goods
+-- ------------------------------------------------------
+-- Server version	8.0.26
+
+/*!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 */;
+/*!50503 SET NAMES utf8mb4 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Current Database: `goods`
+--
+
+USE `goods`;
+
+--
+-- Table structure for table `bids`
+--
+
+DROP TABLE IF EXISTS `bids`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `bids` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `invitation_id` int DEFAULT NULL,
+  `company_id` int DEFAULT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=11 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `bids`
+--
+
+LOCK TABLES `bids` WRITE;
+/*!40000 ALTER TABLE `bids` DISABLE KEYS */;
+INSERT INTO `bids` VALUES (1,1,1),(2,1,2),(3,1,3),(4,2,3),(5,2,2),(6,2,4),(7,4,3),(8,4,1),(9,3,3),(10,3,4);
+/*!40000 ALTER TABLE `bids` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `book`
+--
+
+DROP TABLE IF EXISTS `book`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `book` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `title` varchar(200) NOT NULL,
+  `description` varchar(1000) DEFAULT '',
+  `price` decimal(12,4) DEFAULT NULL,
+  `isbn` char(16) NOT NULL,
+  `publish_at` date NOT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `idx_book_isbn` (`isbn`)
+) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `book`
+--
+
+LOCK TABLES `book` WRITE;
+/*!40000 ALTER TABLE `book` DISABLE KEYS */;
+INSERT INTO `book` VALUES (1,'a book title','',25.4000,'xx-xxxx-xxxx','2019-12-01'),(2,'a other book title','',25.4000,'yy-yyyy-xxxx','2019-12-01');
+/*!40000 ALTER TABLE `book` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `company`
+--
+
+DROP TABLE IF EXISTS `company`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `company` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `name` varchar(256) DEFAULT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `company`
+--
+
+LOCK TABLES `company` WRITE;
+/*!40000 ALTER TABLE `company` DISABLE KEYS */;
+INSERT INTO `company` VALUES (1,'BAB'),(2,'DDD'),(3,'Name8'),(4,'TeamTo');
+/*!40000 ALTER TABLE `company` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `customer`
+--
+
+DROP TABLE IF EXISTS `customer`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `customer` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `name` varchar(256) DEFAULT NULL,
+  `address` varchar(1024) DEFAULT NULL,
+  `level` int DEFAULT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=15 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `customer`
+--
+
+LOCK TABLES `customer` WRITE;
+/*!40000 ALTER TABLE `customer` DISABLE KEYS */;
+INSERT INTO `customer` VALUES (1,'Jil B. Will','Tim Build B5-101 ',1),(2,'Bill G. Gibson','777 Prop.20 Wolfframe',2),(3,'May Force','75 BS. US Tatoin Area',5),(4,'Zoe JiaJia Binks','P. F. S G.',5),(5,'David Ortiz','BOS',3),(6,'Jackie Bradley Jr.','BOS',1),(7,'Xander Bogarts','BOS',2),(8,'Mookie Betts','BOS',3),(9,'Jose Altuve','HOU',2),(10,'Will Harris','HOU',1),(11,'Max Scherzer','WSH',1),(12,'Bryce Harper','WSH',1),(13,'Daniel Murphy','WSH',1),(14,'Wilson Ramos','WSH',1);
+/*!40000 ALTER TABLE `customer` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `employee`
+--
+
+DROP TABLE IF EXISTS `employee`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `employee` (
+  `id` bigint unsigned NOT NULL AUTO_INCREMENT,
+  `name` varchar(256) DEFAULT NULL,
+  `dept` varchar(256) DEFAULT NULL,
+  `salary` decimal(12,4) DEFAULT NULL,
+  `address` varchar(1024) DEFAULT NULL,
+  `post` varchar(256) DEFAULT NULL,
+  PRIMARY KEY (`id`),
+  UNIQUE KEY `id` (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `employee`
+--
+
+LOCK TABLES `employee` WRITE;
+/*!40000 ALTER TABLE `employee` DISABLE KEYS */;
+INSERT INTO `employee` VALUES (1,'mars','dev',1500.0000,'bell street 221','rd'),(2,'steve','dev',2500.0000,'kpt street 221','rd'),(3,'jone','dev',1000.0000,'wall street 793 ny','rd'),(4,'tom','hr',1000.0000,'dumpling garden 5-222-12','officer'),(5,'jam','hr',2000.0000,'lorde street 1-89','officer'),(6,'john','dev',1000.0000,'spark-343 pump street','assistant');
+/*!40000 ALTER TABLE `employee` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `goods`
+--
+
+DROP TABLE IF EXISTS `goods`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `goods` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `category_id` int DEFAULT NULL,
+  `category` varchar(64) DEFAULT NULL,
+  `name` varchar(256) DEFAULT NULL,
+  `price` decimal(12,4) DEFAULT NULL,
+  `stock-id` int DEFAULT NULL,
+  `upper_time` timestamp NULL DEFAULT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `goods`
+--
+
+LOCK TABLES `goods` WRITE;
+/*!40000 ALTER TABLE `goods` DISABLE KEYS */;
+INSERT INTO `goods` VALUES (1,1,'食品','鲮鱼罐头',10.0000,NULL,'2022-06-13 11:28:33'),(2,1,'食品','午餐肉罐头',10.0000,NULL,'2022-06-13 11:28:34'),(3,2,'服装','羊绒围巾',2000.0000,NULL,'2022-06-13 11:28:35'),(4,2,'服装','羊毛围巾',800.0000,NULL,'2022-06-13 11:28:35'),(5,2,'服装','羊绒提花围巾',1200.0000,NULL,'2022-06-13 11:28:36'),(6,6,'运动','钓鱼竿',3000.0000,NULL,'2022-06-13 11:28:36');
+/*!40000 ALTER TABLE `goods` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `goods_category`
+--
+
+DROP TABLE IF EXISTS `goods_category`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `goods_category` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `name` varchar(64) DEFAULT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `goods_category`
+--
+
+LOCK TABLES `goods_category` WRITE;
+/*!40000 ALTER TABLE `goods_category` DISABLE KEYS */;
+INSERT INTO `goods_category` VALUES (1,'食品'),(2,'服装'),(3,'电器'),(4,'书影音'),(5,'家具'),(6,'运动');
+/*!40000 ALTER TABLE `goods_category` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `invitation`
+--
+
+DROP TABLE IF EXISTS `invitation`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `invitation` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `name` varchar(256) DEFAULT NULL,
+  `attachment` text,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `invitation`
+--
+
+LOCK TABLES `invitation` WRITE;
+/*!40000 ALTER TABLE `invitation` DISABLE KEYS */;
+INSERT INTO `invitation` VALUES (1,'Plan A','A project'),(2,'Plan B','An other project'),(3,'Plan X','X project'),(4,'Auto Desktop','A project about OA system with desktop GUI');
+/*!40000 ALTER TABLE `invitation` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `items`
+--
+
+DROP TABLE IF EXISTS `items`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `items` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `item` int DEFAULT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `items`
+--
+
+LOCK TABLES `items` WRITE;
+/*!40000 ALTER TABLE `items` DISABLE KEYS */;
+INSERT INTO `items` VALUES (1,2),(2,NULL),(3,9),(4,534214123);
+/*!40000 ALTER TABLE `items` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `node`
+--
+
+DROP TABLE IF EXISTS `node`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `node` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `pid` int DEFAULT NULL,
+  `val` int DEFAULT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=9 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `node`
+--
+
+LOCK TABLES `node` WRITE;
+/*!40000 ALTER TABLE `node` DISABLE KEYS */;
+INSERT INTO `node` VALUES (1,0,0),(2,1,1),(3,1,2),(4,2,4),(5,2,4),(6,1,4),(7,3,4),(8,5,4);
+/*!40000 ALTER TABLE `node` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `orders`
+--
+
+DROP TABLE IF EXISTS `orders`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `orders` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `item_id` int DEFAULT NULL,
+  `amount` int DEFAULT NULL,
+  `unit_price` decimal(12,4) DEFAULT NULL,
+  `total` decimal(12,4) DEFAULT NULL,
+  `description` varchar(2000) DEFAULT NULL,
+  `ts` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `orders`
+--
+
+LOCK TABLES `orders` WRITE;
+/*!40000 ALTER TABLE `orders` DISABLE KEYS */;
+INSERT INTO `orders` VALUES (1,1,33,5.0000,140.2500,'','2022-05-27 15:36:01'),(3,4,9,25.0000,200.0000,NULL,'2022-06-13 12:57:10'),(4,2,55,5.0000,250.0000,NULL,'2022-06-13 12:57:32');
+/*!40000 ALTER TABLE `orders` ENABLE KEYS */;
+UNLOCK TABLES;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+/*!50003 CREATE*/ /*!50017 DEFINER=`mars`@`%`*/ /*!50003 TRIGGER `in_orders` AFTER INSERT ON `orders` FOR EACH ROW insert into orders_log(id, item_id, amount, unit_price, total, description, ts, direction)
+    values(NEW.id, NEW.item_id, NEW.amount, NEW.unit_price, NEW.total, NEW.description, NEW.ts, 'in') */;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+/*!50003 SET @saved_cs_client      = @@character_set_client */ ;
+/*!50003 SET @saved_cs_results     = @@character_set_results */ ;
+/*!50003 SET @saved_col_connection = @@collation_connection */ ;
+/*!50003 SET character_set_client  = utf8mb4 */ ;
+/*!50003 SET character_set_results = utf8mb4 */ ;
+/*!50003 SET collation_connection  = utf8mb4_0900_ai_ci */ ;
+/*!50003 SET @saved_sql_mode       = @@sql_mode */ ;
+/*!50003 SET sql_mode              = 'ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION' */ ;
+DELIMITER ;;
+/*!50003 CREATE*/ /*!50017 DEFINER=`mars`@`%`*/ /*!50003 TRIGGER `out_orders` AFTER DELETE ON `orders` FOR EACH ROW insert into orders_log(id, item_id, amount, unit_price, total, description, ts, direction)
+                 values(OLD.id, OLD.item_id, OLD.amount, OLD.unit_price, OLD.total, OLD.description, OLD.ts, 'out') */;;
+DELIMITER ;
+/*!50003 SET sql_mode              = @saved_sql_mode */ ;
+/*!50003 SET character_set_client  = @saved_cs_client */ ;
+/*!50003 SET character_set_results = @saved_cs_results */ ;
+/*!50003 SET collation_connection  = @saved_col_connection */ ;
+
+--
+-- Table structure for table `orders_log`
+--
+
+DROP TABLE IF EXISTS `orders_log`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `orders_log` (
+  `log_id` int NOT NULL AUTO_INCREMENT,
+  `id` int DEFAULT NULL,
+  `item_id` int DEFAULT NULL,
+  `amount` int DEFAULT NULL,
+  `unit_price` decimal(12,4) DEFAULT NULL,
+  `total` decimal(12,4) DEFAULT NULL,
+  `description` varchar(2000) DEFAULT NULL,
+  `ts` timestamp NULL DEFAULT NULL,
+  `direction` varchar(16) DEFAULT NULL,
+  `log_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
+  PRIMARY KEY (`log_id`)
+) ENGINE=InnoDB AUTO_INCREMENT=6 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `orders_log`
+--
+
+LOCK TABLES `orders_log` WRITE;
+/*!40000 ALTER TABLE `orders_log` DISABLE KEYS */;
+INSERT INTO `orders_log` VALUES (1,1,1,33,5.0000,140.2500,'','2022-05-27 15:36:01','in','2022-05-27 15:36:01'),(2,2,1,89,5.0000,200.2500,'','2022-05-27 15:36:16','in','2022-05-27 15:36:16'),(3,2,1,89,5.0000,200.2500,'','2022-05-27 15:36:16','out','2022-05-27 15:36:35'),(4,3,4,9,25.0000,200.0000,NULL,'2022-06-13 12:57:10','in','2022-06-13 12:57:10'),(5,4,2,55,5.0000,250.0000,NULL,'2022-06-13 12:57:32','in','2022-06-13 12:57:32');
+/*!40000 ALTER TABLE `orders_log` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `payment`
+--
+
+DROP TABLE IF EXISTS `payment`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `payment` (
+  `payment_id` int NOT NULL AUTO_INCREMENT,
+  `customer_id` int DEFAULT NULL,
+  `staff_id` int DEFAULT NULL,
+  `rental_id` int DEFAULT NULL,
+  `amount` decimal(12,8) DEFAULT NULL,
+  `payment_date` timestamp NULL DEFAULT NULL,
+  `day` date GENERATED ALWAYS AS (cast(`payment_date` as date)) STORED,
+  PRIMARY KEY (`payment_id`),
+  KEY `idx_payment_date` ((cast(`payment_date` as date)))
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `payment`
+--
+
+LOCK TABLES `payment` WRITE;
+/*!40000 ALTER TABLE `payment` DISABLE KEYS */;
+/*!40000 ALTER TABLE `payment` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `points`
+--
+
+DROP TABLE IF EXISTS `points`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `points` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `x` float DEFAULT NULL,
+  `y` float DEFAULT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `points`
+--
+
+LOCK TABLES `points` WRITE;
+/*!40000 ALTER TABLE `points` DISABLE KEYS */;
+/*!40000 ALTER TABLE `points` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `stock`
+--
+
+DROP TABLE IF EXISTS `stock`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `stock` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `name` varchar(256) DEFAULT NULL,
+  `level` int DEFAULT '1',
+  `address` varchar(1024) DEFAULT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `stock`
+--
+
+LOCK TABLES `stock` WRITE;
+/*!40000 ALTER TABLE `stock` DISABLE KEYS */;
+INSERT INTO `stock` VALUES (1,'纽约旗舰店',7,'wall street 7-11'),(2,'C First',5,'Charles Street 221B '),(3,'Lodon Eye',6,'Bell Street 223 Lodon');
+/*!40000 ALTER TABLE `stock` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Table structure for table `t8`
+--
+
+DROP TABLE IF EXISTS `t8`;
+/*!40101 SET @saved_cs_client     = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `t8` (
+  `id` int NOT NULL AUTO_INCREMENT,
+  `location` geometry NOT NULL,
+  `description` varchar(8000) DEFAULT NULL,
+  `memo` text,
+  PRIMARY KEY (`id`),
+  SPATIAL KEY `geo_index` (`location`),
+  FULLTEXT KEY `description` (`description`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table `t8`
+--
+
+LOCK TABLES `t8` WRITE;
+/*!40000 ALTER TABLE `t8` DISABLE KEYS */;
+/*!40000 ALTER TABLE `t8` ENABLE KEYS */;
+UNLOCK TABLES;
+
+--
+-- Temporary view structure for view `v_addresses`
+--
+
+DROP TABLE IF EXISTS `v_addresses`;
+/*!50001 DROP VIEW IF EXISTS `v_addresses`*/;
+SET @saved_cs_client     = @@character_set_client;
+/*!50503 SET character_set_client = utf8mb4 */;
+/*!50001 CREATE VIEW `v_addresses` AS SELECT 
+ 1 AS `name`,
+ 1 AS `address`*/;
+SET character_set_client = @saved_cs_client;
+
+--
+-- Current Database: `goods`
+--
+
+USE `goods`;
+
+--
+-- Final view structure for view `v_addresses`
+--
+
+/*!50001 DROP VIEW IF EXISTS `v_addresses`*/;
+/*!50001 SET @saved_cs_client          = @@character_set_client */;
+/*!50001 SET @saved_cs_results         = @@character_set_results */;
+/*!50001 SET @saved_col_connection     = @@collation_connection */;
+/*!50001 SET character_set_client      = utf8mb4 */;
+/*!50001 SET character_set_results     = utf8mb4 */;
+/*!50001 SET collation_connection      = utf8mb4_0900_ai_ci */;
+/*!50001 CREATE ALGORITHM=UNDEFINED */
+/*!50013 DEFINER=`mars`@`%` SQL SECURITY DEFINER */
+/*!50001 VIEW `v_addresses` AS select `employee`.`name` AS `name`,`employee`.`address` AS `address` from `employee` union select `customer`.`name` AS `name`,`customer`.`address` AS `address` from `customer` */;
+/*!50001 SET character_set_client      = @saved_cs_client */;
+/*!50001 SET character_set_results     = @saved_cs_results */;
+/*!50001 SET collation_connection      = @saved_col_connection */;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2022-06-15  9:49:14

gears/sql/payment.sql

@@ -3,6 +3,6 @@ create table payment(
     customer_id int,
     staff_id int,
     rental_id int,
-    amount decimal(12, 8),
+    amount decimal(12, 4),
     payment_date timestamp
 )
\ No newline at end of file