Instruction: Define migrations and their importance in Django applications.
Context: This question aims to understand the candidate's knowledge of Django's migration system for database changes, which is crucial for database management and version control.
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First, migrations ensure that changes to the database schema are version-controlled and can be applied consistently across different environments. This is imperative for maintaining the integrity and consistency of applications, especially when working in team environments or when deploying applications across development, staging, and production servers.
Second, the Django migration system automatically generates migration files based on changes made to models (models.py files) within Django apps. These files contain the changes to be applied to the database schema, described in Python code. This approach allows developers to keep track of database changes...
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