ER Diagram for Inventory Management System

Hi! Today, I’ll share some thoughts on the simple ER diagram for the inventory management system.

This small database will also provide you with a thorough overview of the tables in the Inventory System database project.

This course will teach you how to administer an inventory reservation database and how to construct a database for an inventory system.

You will get the ER diagram for the inventory management system pdf and PPT files at the end of the talk, which will be useful for your DBMS studies.

What are included in this ER Diagram of Inventory Management System Database projects?

Inventory System Description with Features
Inventory system database tables
Schema diagram for Inventory system
ER Diagram Inventory Management System

Description of Inventory Management System Database:

The details of the Inventory are stored in the Inventory tables respective with all tables.
Each entity (Supplier, Purchasing, Payment, Customer, Inventory) contains primary key and unique keys.
The entity Purchasing, Payment has binded with Inventory, Customer entities with foreign key.
There is one-to-one and one-to-many relationships available between Payment, Stock, Supplier, Inventory.
All the entities Inventory, Payment, Purchasing, Supplier are normalized and reduce duplicacy of records . We have implemented indexing on each tables of Inventory Management tables for fast query execution.

ERD Inventory Management System Structure Description

This inventory management system ER Diagram may also be used to keep track of product quantity, price entity, and the item that has to be ordered from the motorcycle replacement parts supplier in order to maintain efficient stock levels.

Inventory Management System Entities and their Attributes:

Inventory Entity Attributes of Inventory are inventory_id, inventory_items, inventory_number, inventory_type, inventory_description
Customer Entity : Attributes of Customer are customer_id, customer_name, customer_mobile, customer_email, customer_username, customer_password, customer_address
Purchasing Entity : Attributes of Purchasing are purchase_id, purchase_customer_id, purchase_amount, purchase_type, purchase_total, purchase_recepit, purchase_bill, purchase_description
Stock Entity : Attributes of Stock are stock_id, stock_items, stock_number, stock_type, stock_description
Payment Entity : Attributes of Payment are payment_id, payment_customer_id, payment_date, payment_amount, payment_description
Supplier Entity : Attributes of Supplier are supplier_id, supplier_name, supplier_mobile, supplier_email, supplier_username, supplier_password, supplier_address

Inventory Management System Features

Manage users to Add, Update, and Delete the transactions.
It helps to monitor the product quantity and products to be ordered from the supplier to have an efficient stock operation.
It can help to keep the security and information in the database.
To enhance sales productivity and easy to add, list, edit, and organize the product.
It helps to monitor the product quantity and products to be ordered from the supplier to have an efficient stock operation.

Inventory Management System Database Tables

The tables below provide the complete database table details such as Field Name, Descriptions, data types, and character lengths.

Table Name: tbl_costumer

Field Name	Description	Type	Length
Costumer_no(pk)	Costumer number	Int	11
Costumer_id	Costumer id	int	11
Firstname	First name	varchar	50
Lastname	Last name	varchar	50
Phone_number	Phone number	varchar	50
Email	Email address	varchar	50
Address	Address	varchar	50

Customer Table

Table Name. tbl_order

Field Name	Description	Type	Length
Oder_id(pk)	Order id	int	11
Product_id	Product id	int	11
Quantity	Quantity	int	11
Price	Price	int	11
Subtotal	Subtotal	int	11
Costumer_id	Costumer id	int	11

Order Table

Table Name: tbl_product

Field Name	Description	Type	Length
Product_id(pk)	Product id	int	11
Product_name	Product name	varchar	50
Brand	Product Brand	varchar	50
Quantity	Quantity	varchar	11
Price	Price	int	11
Subtotal	Subtotal	int	11

Product Table

Table Name. tbl_transaction

Field Name	Description	Type	Length
Transaction_no(pk)	Transaction number	int	11
User_id	User id	int	11
Costumer_id	Costumer id	int	11
Date	Date	Date	20
Quantity	Quantity	varchar	50
Total amount	Total amount	int	11

Transaction Table

Table Name: tbl_useraccount

Field Name	Description	Type	Length
User_id(pk)	User id	int	11
Username	User name	varchar	50
Password	User password	varchar	50

User Account Table

Table Name: tbl_userdetail

Field Name	Description	Type	Length
User_id(pk)	User id	int	11
First_name	First name	varchar	50
Last_name	Last name	varchar	50
Position	Position	varchar	50
Age	Age	int	11
Gender	Gender	varchar	20
Contact_number	Contact number	varchar	11
Email	email	varchar	50
Add_id	Address id	int	11

User Detail Table

Entity Relationship Diagram of Inventory Management System

Entity Relationship Diagram Symbols

ER Diagram of Inventory Management System with Relationship

The inventory management system database design shows the system entity relationships in each entity and their supposed functions in each relationship.

This section will show you the ER diagram for the sales and inventory management system. In the image below you see the actual relationship of all entities.

In creating this activity diagram we used a lucidchart.

ER Diagram for Inventory Management System with Relationship — ER Diagram Inventory System with Relationship

ER Diagram of Inventory Management System

The database design shown with tables in the inventory management diagram is shown in the image above.

The tables are designed to suit the system’s requirements and to provide considerably more detailed information about each entity within the system.

Conclusion

To summarize, we have discussed the ER diagram for the Inventory Management System, and above we have the system database tables and their relationships.

Also, you can visit the link below for more information about diagrams.

Inquiries

If you have inquiries or suggestions about the ER Diagram of the Inventory Management System just leave us your comments below.

We would be glad to know to concerns and suggestions and be part of your learning.

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