The document titled "进销存管理系统数据库设计.pdf" provides a comprehensive overview of the database design for an inventory management system. The document is intended for reference only and was last updated in March 2021. The database design includes a total of 19 tables, each with specific fields and data types for managing various aspects of the inventory system.
The first table in the database design is labeled "1" and contains 13 fields, including character, integer, float, and datetime data types. The subsequent tables follow a similar pattern, with varying numbers of fields and data types to accommodate different aspects of inventory management, such as product information, suppliers, sales, and purchases.
The document also includes relationships between the tables, denoted by symbols such as "P1-1" and "S1B1", indicating connections between different entities within the database. These relationships are crucial for ensuring data integrity and consistency across the inventory management system.
Overall, the database design outlined in the document is comprehensive and tailored to the specific needs of an inventory management system. It provides a solid foundation for storing and organizing data related to products, suppliers, sales, and purchases, and is essential for the effective management of inventory and associated processes.