상황
A gym chain needs a database to track member personal training sessions, nutrition plans, daily meal logs, workout regimens, assigned trainers, and periodic body composition progress logs.
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01
Separate Nutrition and Workout plans for modular tracking
02
Junction table MemberTrainer for many-to-many member-trainer assignments
03
MealEntry and Exercise tables for detailed logging
04
ProgressLog for body metrics over time
When designing a backend for a fitness app that integrates training and nutrition coaching, tracking individual member progress and program adherence.