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
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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.
You can start with a basic floor plan. For the first floor, have a living room, kitchen and maybe a small bathroom. The second floor could be for bedrooms and another bathroom. Make sure to have good natural light in both floors.
A simple activity plan could be designed around the theme of "literature", such as:
Activity Name: Literature Reading Sharing Conference
Activity purpose: Through the form of literary reading sharing sessions, participants can have a deeper understanding of literary topics and share their reading experiences with each other.
Event process:
1. Opening: The host will introduce the theme and purpose of the event and share his literary reading experience.
2. Literature sharing: participants can share their literary reading experience, including novels, poems, essays, etc. The author could share his understanding and feelings about the work from the theme, plot, characters, thoughts, and so on.
3. Interactivity: You can set up some questions to let the participants and the creators interact and discuss the deeper content of the work.
4. Wrap-up: The host summarized the event and reviewed the sharing and interaction of the participants and encouraged them to continue exploring the literary world.
Effect: Through this activity, participants can have a deeper understanding of literary topics and share their reading experiences with each other. At the same time, it could also enhance the participants 'interest and enthusiasm for literature and promote literary exchanges and interactions.
There were a few simple designs that could meet the needs of a boy and a girl's bunk beds and children's rooms. First of all, you can consider using a children's bed. This is a common and simple method that can accommodate two children in a limited space. Secondly, you could consider using a movable partition to separate the bedroom layout with a partition. This would not only preserve the children's privacy, but also provide a common game and learning space. In addition, one could also consider using an "S" bed, which was suitable for families with limited space but high privacy requirements. These designs could be customized according to the specific needs and space of the home to improve aesthetics, privacy, and space utilization.
There were a few simple designs that could meet the needs of a boy and a girl's bunk beds and children's rooms. First of all, you can consider using a child's bed. This is a common and simple method that can accommodate two children in a limited space. Secondly, you could consider using a movable partition to separate the bedroom layout with a partition. This would not only preserve the children's privacy, but also provide a common game and learning space. In addition, one could also consider using an "S" bed, which was suitable for families with limited space but high privacy requirements. These designs could be customized according to the specific needs and space of the home to improve aesthetics, privacy, and space utilization.
😋Hello! Considering your needs, I'll recommend you a few novels about love and youth.
1. Are You A Hedgehog? Shu Ya: This is a healing love novel. Shu Ya and Yu Zifeng slowly understood each other in their daily life, studies, exams, etc. on campus. With each other's help, they finally came together. It was especially healing and warm.
2. "Rebirth Confession: Deskmate Wants Sweet Love!": This was a novel about rebirth. The female protagonist, Luo Nian, took advantage of a wonderful opportunity to return to 2009 and live again. She returned to her student days and decided to confess to her crush. Although the story had some routines, due to the elements of time travel, the plot was very novel and interesting.
3. "The Cool School Hunk's Little Goody Is Super Sweet": This is a light-hearted and sweet love story. The male protagonist is deeply in love with the female protagonist. At first, the female protagonist likes the male protagonist and doesn't find him pleasing to the eye. However, as time goes by, the female protagonist slowly understands the advantages of the male protagonist. In the end, the two of them fall in love. It was very funny and sweet. It was very suitable for relaxing after watching the exam.
I hope you like these novels. If you have any thoughts or questions, let me know. Muah ~
The New Generation of Business Models: From Concept to Practice ·Tapscott
This book provides a lot of useful information and practical tips on business model design, organizational design, and profit design to help readers understand the concepts and operations of these fields and apply them to their own businesses or organizations. Through reading this book, readers can learn how to build an effective business model, how to improve the organizational structure to improve efficiency and profit, and how to convert profits into market share and competitive advantage.
A signature design was the creation of a personal signature using online tools or software. There were many websites and platforms that offered free signature design services. These services included artistic signatures, one-stroke signatures, serial signatures, and other different styles and types of signature designs. The user can choose different font, color, shadow, and background according to their preferences to generate a signature that meets their personal needs. Some websites also provided practice guides for signature design and popular signature recommendations, as well as an AI word creation function to make it convenient for users to create personal signatures. In addition, there were also some websites that offered handwritten signature designs, which could simulate a variety of different handwriting signatures to make the signature look more realistic. In short, the emergence of signature design tools and platforms provided users with a convenient and efficient service for generating a personal signature.
Game design referred to the process of designing the game's content and rules. A good game design needed to create goals that would arouse the players 'passion to clear the game and formulate meaningful decision-making rules. Game design involved game rules and gameplay, visual arts, programming, production, sound effects, scriptwriting, game characters, props, scenes, interface, and many other elements. Game designers usually specialize in a specific genre of games, such as tabletop games, card games, or video games. Learning game design required mastering game-related knowledge, such as game history, level design, art, engines, etc., and familiarizing themselves with the game production process through practical projects. The core of game design was the creative experience and rhythm.
The floor plan was a blueprint that drew the shape of the building, the location of the rooms, the size, the relationship between them, the location of the walls, the thickness, the material, the cross-section shape and size of the columns, the location and type of doors and windows, and other information. The floor plan played an important role in architectural design. It could be used for construction, wall construction, installation of doors and windows, indoor and outdoor renovation, and preparation of project budget. The commonly used software for drawing floor plans included the software for drawing drawings such as the software for drawing drawings such as the software for drawing drawings. These software had powerful functions and were relatively complicated to operate. It required a certain amount of software operation foundation and learning time. In addition, there were also some online graphic design tools to choose from, such as graphic design, Edraw Online, etc. They provided an easy-to-use interface and template for designers to quickly create floor plans.