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online database work at home

Simple online bookstore database design
1 answer
2024-09-23 00:15
The database design of the online bookstore should include the following components: 1. Item Information Table (Item) -Store the basic information of the item such as title, author, price, description, classification, etc. 2. Order Information Table ( Order) -Store the order information of the customer, including the order number, customer name, order status, order items, etc. 3. Stock-Storage of stock information, including item number, stock quantity, purchase date, supplier, etc. 4. Order Management-used to record all orders created, modified, deleted, and the status of the order (completed, in progress, not processed, etc.). 5. Customer Information Form-used to record the basic information of the customer, such as name, email address, telephone number, etc. 6. The payment information table-used to record all payment methods such as credit card, AliPay, Weixin Pay, etc. 7. The supplier information sheet-used to record the basic information of the supplier, such as company name, address, contact information, etc. The following is a simple online bookstore database design example. The product information table, order information table, and inventory information table already include some basic data fields: ``` --Item Information Form (Product) CREATE TABLE Product ( Product_ID INT PRIMARY KEY Product_Name VARCHAR(50) NOT NULL Product_Price DECIMAL(10 2) NOT NULL Product_Description TEXT NOT NULL Product_category VARCHAR(20) NOT NULL FOREIGN KEY (Product_ID) REFERENCES Product(ID) ); --Order Information Form (Order) CREATE TABLE Order ( Order_ID INT PRIMARY KEY Customer_Name VARCHAR(50) NOT NULL Order_Status VARCHAR(20) NOT NULL Order_Product VARCHAR(50) NOT NULL Order_Time TIMESTAMP NOT NULL FOREIGN KEY (Order_ID) REFERENCES Order(ID) ); --Storage Information Form (Stock) CREATE TABLE Stock ( Stock_ID INT PRIMARY KEY _ Arrival_Date Date NOT Empty <strong></strong><strong></strong> FOREIGN KEY (Stock_ID) REFERENCES Stock(ID) ); --Order Management CREATE TABLE Order Management ( Order_ID INT NOT NULL Order_'s status VarCHAR(20) NOT nil Order_'s method VARCHAR(20) NOT nil FOREIGN KEY (Order_ID) REFERENCES Order(ID) ); --Customer Information Form CREATE TABLE Customer ( Customer_ID INT NOT NULL Customer_Name VARCHAR(50) NOT NULL Customer_Email VARCHAR(100) NOT NULL Customer_Phone VARCHAR(20) NOT NULL FOREIGN KEY (Customer_ID) REFERENCES Customer(ID) ); --payment information form (Payment) CREATE TABLE Payment ( Payment_ID INT NOT NULL Payment_Name VARCHAR(50) NOT NULL Payment_Type VARCHAR(20) NOT NULL Payment_Time TIMESTAMP NOT NULL FOREIGN KEY (Payment_ID) REFERENCES Payment(ID) ); ``` In the above design, each table has a unique ID as the primary key to ensure the uniqueness and integrity of the data. At the same time, in order to support multi-currency transactions, the payment information table also included a payment type field to distinguish different payment methods.
How to cite a story from an online database properly?
1 answer
2024-10-17 14:27
The key to citing a story from an online database is to follow these steps. Identify the citation style, gather all necessary information such as the author, title, publication date, database name, and URL. Pay attention to punctuation and capitalization as per the style rules.
js database
1 answer
2025-01-15 01:08
There are many different ways to access and manipulate a database. One of the most common ways was to use the node.js platform. Node.js provides a variety of ways to connect and operate different types of database, such as Mystical, sqlite-based, Access, mongodb-based, and so on. For the Mystical database, you can use the native Mystical driver, Sequelize ORM, or Type ORM to connect and operate. For the sqlite.js database, you can use the sqlite.js library to create, open, query, and modify it in the browser environment. For the Access database, you can use ActivXObject to access and operate. In addition, you can also use the Mongoose library to connect and manipulate the MongoDB database in Node.js. In general, javelin can access and manipulate various types of database through different libraries and framework.
Handicraft work 150 a day at home
1 answer
2025-01-04 22:27
Doing manual work at home for 150 RMB a day was a suitable way of working for part-timers. There were many kinds of manual work that could be done at home, such as bamboo weaving, straw weaving, and wood weaving. In the countryside, there were two kinds of crafts suitable for farmers to do at home: bamboo weaving and straw weaving. In the city, he could take on some factory's external processing manual work, such as stringing pearl bracelets, assembling lead ball pens, and so on. In addition, there were other crafts that could be done at home, such as folding paper, beading, making handmade jewelry, and so on. However, there were also some search results that mentioned the way to make money by doing missions on the phone. This method was relatively easier and had higher income. In general, doing manual work for 150 yuan a day at home was a flexible, easy, and profitable way of working. You could choose the manual work that suited you according to your personal interests and skills.
How does the Mystical database and the Python work? For example, if I write the words in the web form, the text will be directly written into the database when I submit it.
1 answer
2024-09-22 00:30
The Mystical database and Python were two different programming languages, and they worked in different ways. The Mystical database is a Relational Data Base Management System (Rdbms) that can be used to store, manage, and query large amounts of data. In Web applications, you can use the mysmysqldatabase to store user input data, website content, orders, and other information. When a user filled in data in a web form, the data would be submitted to the mysoul database. The developer can use the Python as the back-end language for Web applications. Python can interact with the mysmysticism database and store the data entered by the user into the mysmysticism database. In Python, database connection libraries such as mysqljconnect () and mysqljquery () are commonly used to interact with the mysqldatabase. The database connection library provides a convenient way to connect to a mysmysoul database and perform operations such as query, insert, update, and delete. When the query is executed, Php will analyze the form data and store the results in a temporary variable or object. Then, it returns the result to the browser and displays the result or performs other actions as needed. In short, the Mystical database and the PHP were both tools for storing and managing data. They could achieve data storage and query functions. In Web applications, developers need to combine these tools to achieve various functions to meet the needs of users.
How can I find good adventure fiction in an online database?
2 answers
2024-12-14 14:39
You can start by using popular online library databases like OverDrive or Libby. They often have a wide selection of adventure fiction. Just search for keywords like 'adventure' and 'fiction' in their search bars.
The database problem--what fields should be used in the documents stored in the database?
1 answer
2024-09-25 09:44
When a document is saved in a database, the document's meta-data information is usually used to identify the document, such as the document title, author, content, time, and so on. This information can be stored through the attributes of the document entity. In Mystical, document entities can be stored using fields such as `document_id`,`title`,`author`,`content`, and `date`. For example, the following is an example table that stores document entities and their attributes: ``` CREATE TABLE document ( document_id INT PRIMARY KEY title VARCHAR(50) NOT NULL author VARCHAR(50) NOT NULL content TEXT NOT NULL date DATE NOT NULL ); ``` In this table,`document_id` is the document's unique identification,`title` is the document's title,`author` is the document's author,`content` is the document's content,`date` is the document's release time. These fields can be used to store the document's meta-data information.
Ba Jin's work Home
1 answer
2025-03-12 10:42
Ba Jin's "Home" is a classic modern Chinese novel. It tells the story of a family changing from a big family to a small family, reflecting the decline of China's feudal society and the rise of modern society. The novel narrates the growth and family story of the protagonist Zhang Libao from a first-person perspective. From an innocent and lively child, he gradually grew into a thoughtful and responsible young man. In this process, he experienced many challenges such as family conflicts, relatives 'entanglements, social changes, and finally grew into an independent and mature individual. Through the story of the protagonist Zhang Libao, the novel reflects the decline of China's feudal society and the rise of modern society. In the novel, the author deeply reflected on Chinese traditional culture and also discussed the problems and challenges of modern society. The characters and plots in the novel are full of vitality and touching emotions, which is regarded as a classic of modern Chinese novels.
Wow equipment database
1 answer
2024-12-27 11:31
He could find some equipment database related to World of Warcraft. Among them, the Wowhead database and the 60 database were two of the more well-known monster database, which provided equipment data about the nostalgic version. In addition, there was also the NUA/178 World of Warcraft database, which provided the fastest and most authoritative Chinese database, including dungeon drops, professional skill lists, equipment comparisons, and so on. In addition, the BIS equipment inquiry website of the NFO player community also provided BIS equipment recommendations for various classes and stages. In general, the database could help players to inquire and understand the equipment information in World of Warcraft.
Happy Home is online.
1 answer
2024-12-27 16:45
" Happy Parents Group " was a mainland TV series. It was starred by Zhang Jiayi, Chen Hao, Wang Xiaochen, Zhao Da, Liu Ruilin, Fang Qingzhuo, Ling Zi, Li Chuanying, Zhang Lu, Fan Jingyi, Wei Ran, and other actors. The play told the story of the screenwriter Liu Xiangshang, who was responsible for the education of his son Guo Ning and his daughter Guo Bao at home, while his wife Dai Jing chose to work in a foreign company. However, the search results provided did not provide the online viewing link or platform information for Happy Home. Therefore, I am unable to provide the online viewing method for Happy Home.
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