Source code for keystone.common.sql.migrate_repo.versions.061_add_parent_project

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import sqlalchemy as sql

from keystone.common.sql import migration_helpers

_PROJECT_TABLE_NAME = 'project'
_PARENT_ID_COLUMN_NAME = 'parent_id'


[docs]def list_constraints(project_table): constraints = [{'table': project_table, 'fk_column': _PARENT_ID_COLUMN_NAME, 'ref_column': project_table.c.id}] return constraints
[docs]def upgrade(migrate_engine): meta = sql.MetaData() meta.bind = migrate_engine project_table = sql.Table(_PROJECT_TABLE_NAME, meta, autoload=True) parent_id = sql.Column(_PARENT_ID_COLUMN_NAME, sql.String(64), nullable=True) project_table.create_column(parent_id) if migrate_engine.name == 'sqlite': return migration_helpers.add_constraints(list_constraints(project_table))