4. Reversing Database Schema Changes: Downgrading Alembic Migrations in Python
   Alembic is a popular tool that simplifies database schema migrations in SQLAlchemy applications. It tracks changes to your database schema over time
5. Resolving 'Alembic: IntegrityError' When Adding Non-Nullable Columns in Python (SQLAlchemy, Alembic)
   This error arises during database migrations using Alembic, a Python tool for SQLAlchemy schema changes. It occurs when you attempt to add a new column to a table that's defined as non-nullable (cannot contain NULL values), but there are existing rows in the table with NULL values in that very column
6. Example Codes for Inserts and Updates in Alembic Upgrade Scripts (Python, SQLAlchemy, Alembic)
   SQLAlchemy: A Python library for object-relational mapping (ORM), allowing you to interact with databases using Python objects
7. Keeping Database Credentials Safe: Storing Alembic Connection Strings Outside alembic.ini
   Alembic typically reads the database connection string from the sqlalchemy. url option in the alembic. ini configuration file