Development of a Personalized Recommendation System for E-Commerce Products for Distributed Storage Systems

Table 5

DC product category.

Field name	Types of	Length	Empty or not	Description
Id	INTEGER	No	No	Id
Category id	CHAR	10	No	Category id
Category name	Varchar	50	No	Category name
Parent id	CHAR	10	Air	Parent class id
Sort	INTEGER	No	Air	Sort
Valid	CHAR	1	Air	Is it effective
Relation	INTEGER	1	Air	Number of layers