830c284dbb
Fixes bug #854905 Use sqlalchemy reflection whenever possible: http://sqlalchemy-migrate.readthedocs.org/en/latest/versioning.html Work around sqlalchemy-migrate sqlite 'bool column not deletable' issue: http://code.google.com/p/sqlalchemy-migrate/issues/detail?id=143 Add following sql scripts for sqlite: 002_sqlite_downgrade.sql 015_sqlite_downgrade.sql 033_sqlite_downgrade.sql 050_sqlite_downgrade.sql 068_sqlite_downgrade.sql Work around sqlalchemy-migrate sqlite 'table with foreign key column not deletable' issue: http://code.google.com/p/sqlalchemy-migrate/issues/detail?id=94 Add following sql scripts for sqlite: 003_sqlite_downgrade.sql 006_sqlite_downgrade.sql 007_sqlite_downgrade.sql 012_sqlite_upgrade.sql 013_sqlite_downgrade.sql 020_sqlite_downgrade.sql 030_sqlite_downgrade.sql 038_sqlite_downgrade.sql 042_sqlite_downgrade.sql 053_sqlite_downgrade.sql 067_sqlite_downgrade.sql Work around sqlalchemy-migrate 'migrate drops engine reference' issue: http://code.google.com/p/sqlalchemy-migrate/issues/detail?id=72 Add following sql scripts for long primary key to work with utf-8 mysql table: 072_mysql_upgrade.sql Add following sql scripts for postgresql: 002_postgresql_downgrade.sql Add snake walk test cases for database migration based on glance migration test. Change-Id: Ib454ecb4662bbf47736c1b12d9a4f969f180ceb6