P 1 table is a personal information table, which is used to store users' personal information, including registration information.
D 1 table is a user information table, which is used to manage user information, including adding, deleting, modifying and querying user information.
P2 table is a food information table, which is used to store food-related information, which may include names, descriptions, pictures, etc.
D2 table is a food information table, which is used to manage food information, including adding, deleting, modifying and searching food information.
P3 table is a scoring information table, which is used to store users' scoring information on food, which may include user ID, food ID, scoring, etc.
Table D3 is a scoring information table, which is used to manage scoring information, including adding, deleting, modifying and querying scoring information.
P4 table is a collection information table, which is used to store users' collection information, which may include user ID, food ID, etc.
D4 table is an aggregate information table, which is used to manage aggregate information, including adding, deleting, modifying and querying aggregate information.
P5 table is a data table of user statistics and food statistics, which is used to store and count data information related to users and food.
The data statistics module is used to analyze the data of users and cuisines, which may include the number of users, the number of cuisines and the average score.
Please note that the above description is only based on the provided table names and related functional modules, and the specific table structure and functional details may need to be further defined and designed according to actual needs.