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CODITECT MEMORY-CONTEXT Database Migrations

Manages database schema migrations using Alembic. Supports forward and backward migrations for schema versioning.

Usage: python3 scripts/core/db_migrate.py init # Initialize migrations python3 scripts/core/db_migrate.py upgrade # Upgrade to latest python3 scripts/core/db_migrate.py downgrade # Downgrade one version python3 scripts/core/db_migrate.py current # Show current version python3 scripts/core/db_migrate.py history # Show migration history

Dependencies: pip install alembic

Author: AZ1.AI CODITECT Team Sprint: Sprint +1 - MEMORY-CONTEXT Implementation Day 3 Date: 2025-11-16

File: db_migrate.py

Classes​

DatabaseMigrationError​

Base exception for database migration errors.

AlembicNotInstalledError​

Raised when Alembic is not installed.

MigrationConfigError​

Raised when migration configuration is invalid.

MigrationExecutionError​

Raised when migration execution fails.

MigrationRollbackError​

Raised when rollback fails.

DatabaseConnectionError​

Raised when database connection fails.

DatabaseMigrator​

Manage database migrations.

Functions​

main()​

Main entry point.

get_config()​

Get Alembic configuration.

init()​

Initialize Alembic migrations directory.

upgrade(revision)​

Upgrade database to a later version.

downgrade(revision)​

Downgrade database to a previous version.

current()​

Show current database version.

history()​

Show migration history.

Usage​

python db_migrate.py