Change from SQLAlchemy to Alembic based migrations

Registered by Alexander Bashmakov

This spec outlines the motivation and implementation details for porting
Glance database migrations from SQLAlchemy-based scripts to Alembic.

Blueprint information

Status:
Complete
Approver:
Brian Rosmaita
Priority:
High
Drafter:
Alexander Bashmakov
Direction:
Approved
Assignee:
Alexander Bashmakov
Definition:
Approved
Series goal:
Accepted for pike
Implementation:
Implemented
Milestone target:
milestone icon ocata-final
Started by
Nikhil Komawar
Completed by
Alexander Bashmakov

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