python类create_index()的实例源码

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('topic_suggestion',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('updated_at', sa.DateTime(), nullable=True),
    sa.Column('title', sa.String(), nullable=False),
    sa.Column('description', sa.Text(), nullable=True),
    sa.Column('is_recorded', sa.Boolean(), nullable=False),
    sa.Column('podcast_id', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['podcast_id'], ['podcast.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_topic_suggestion_id'), 'topic_suggestion', ['id'], unique=False)
    op.create_index(op.f('ix_topic_suggestion_title'), 'topic_suggestion', ['title'], unique=False)
    op.create_index(op.f('ix_episode_id'), 'episode', ['id'], unique=False)
    op.create_index(op.f('ix_podcast_id'), 'podcast', ['id'], unique=False)
    op.create_index(op.f('ix_popular_term_id'), 'popular_term', ['id'], unique=False)
    op.create_index(op.f('ix_tag_id'), 'tag', ['id'], unique=False)
    ### end Alembic commands ###

def upgrade():
    op.execute(sa.schema.CreateSequence(sa.Sequence('pod_states_id_seq')))
    op.add_column('pod_states', sa.Column('id', sa.Integer(), nullable=False,
                  server_default=sa.text("nextval('pod_states_id_seq'::regclass)")))
    op.execute("ALTER TABLE pod_states DROP CONSTRAINT pod_states_pkey, "
               "ADD CONSTRAINT pod_states_pkey PRIMARY KEY (id);")

    op.add_column('container_states', sa.Column('exit_code', sa.Integer(), nullable=True))
    op.add_column('container_states', sa.Column('pod_state_id', sa.Integer(), nullable=True))
    op.add_column('container_states', sa.Column('reason', sa.Text(), nullable=True))
    op.create_index('ix_pod_id_start_time', 'pod_states', ['pod_id', 'start_time'], unique=True)
    op.create_foreign_key('container_states_pod_state_id_fkey', 'container_states',
                          'pod_states', ['pod_state_id'], ['id'])

    upgrade_data()

    op.alter_column('container_states', 'pod_state_id',
                    existing_type=sa.INTEGER(), nullable=False)
    op.drop_constraint(u'container_states_pod_id_fkey', 'container_states',
                       type_='foreignkey')
    op.drop_column('container_states', 'pod_id')

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('roles',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=64), nullable=True),
    sa.Column('default', sa.Boolean(), nullable=True),
    sa.Column('permissions', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('name')
    )
    op.create_index(op.f('ix_roles_default'), 'roles', ['default'], unique=False)
    op.create_table('users',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('username', sa.String(length=164), nullable=True),
    sa.Column('email', sa.String(length=164), nullable=True),
    sa.Column('role_id', sa.Integer(), nullable=True),
    sa.Column('password_hash', sa.String(length=164), nullable=True),
    sa.ForeignKeyConstraint(['role_id'], ['roles.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_users_username'), 'users', ['username'], unique=True)
    ### end Alembic commands ###

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('episode',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('title', sa.String(), nullable=False),
    sa.Column('link', sa.String(), nullable=False),
    sa.Column('description', sa.Text(), nullable=True),
    sa.Column('published', sa.DateTime(), nullable=True),
    sa.Column('enclosure', sa.String(), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('updated_at', sa.DateTime(), nullable=True),
    sa.Column('podcast_id', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['podcast_id'], ['podcast.id'], ),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('link'),
    sa.UniqueConstraint('title')
    )
    op.create_index(op.f('ix_podcast_feed'), 'podcast', ['feed'], unique=True)
    op.create_index(op.f('ix_podcast_name'), 'podcast', ['name'], unique=True)
    ### end Alembic commands ###

def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('hot_books',
    sa.Column('book_id', sa.Integer(), nullable=False),
    sa.Column('book_author', sa.Text(), nullable=True),
    sa.Column('book_cover', sa.Text(), nullable=True),
    sa.Column('book_rate', sa.Integer(), nullable=True),
    sa.Column('book_content', sa.Text(), nullable=True),
    sa.Column('book_publish', sa.Text(), nullable=True),
    sa.Column('book_last_number', sa.Integer(), nullable=True),
    sa.Column('book_key', sa.String(length=13), nullable=True),
    sa.Column('book_db_id', sa.Integer(), nullable=True),
    sa.Column('book_title', sa.Text(), nullable=True),
    sa.Column('book_place', sa.Text(), nullable=True),
    sa.Column('detail_data', sa.Text(), nullable=True),
    sa.Column('hot_id', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('book_id'),
    sa.UniqueConstraint('book_db_id')
    )
    op.create_index(op.f('ix_hot_books_book_key'), 'hot_books', ['book_key'], unique=False)
    # ### end Alembic commands ###

def upgrade():
    op.create_table('sprints',
        sa.Column('id', sa.Integer(), nullable=False),
        sa.Column('user_name', sa.Unicode(), nullable=True),
        sa.Column('creation_date', sa.DateTime(), nullable=True),
        sa.PrimaryKeyConstraint('id'))

    op.create_table('retrospective_items',
        sa.Column('id', sa.Integer(), nullable=False),
        sa.Column('sprint_id', sa.Integer(), nullable=False),
        sa.Column('category', sa.Unicode(), nullable=True),
        sa.Column('text', sa.Unicode(), nullable=True),
        sa.Column('user_name', sa.Unicode(), nullable=True),
        sa.Column('creation_date', sa.DateTime(), nullable=True),
        sa.PrimaryKeyConstraint('id'))
    op.create_index(op.f('ix_retrospective_items'), 'retrospective_items', ['sprint_id', 'category'], unique=False)

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('comments',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('body', sa.Text(), nullable=True),
    sa.Column('body_html', sa.Text(), nullable=True),
    sa.Column('timestamp', sa.DateTime(), nullable=True),
    sa.Column('disabled', sa.Boolean(), nullable=True),
    sa.Column('author_id', sa.Integer(), nullable=True),
    sa.Column('post_id', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['author_id'], ['users.id'], ),
    sa.ForeignKeyConstraint(['post_id'], ['posts.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index('ix_comments_timestamp', 'comments', ['timestamp'], unique=False)
    ### end Alembic commands ###

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('roles',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=64), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('name')
    )
    op.create_table('users',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('username', sa.String(length=64), nullable=True),
    sa.Column('role_id', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['role_id'], ['roles.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index('ix_users_username', 'users', ['username'], unique=True)
    ### end Alembic commands ###

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('roles',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=64), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('name')
    )
    op.create_table('users',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('email', sa.String(length=64), nullable=True),
    sa.Column('username', sa.String(length=64), nullable=True),
    sa.Column('password_hash', sa.String(length=128), nullable=True),
    sa.Column('role_id', sa.Integer(), nullable=True),
    sa.Column('confirmed', sa.Boolean(), nullable=True),
    sa.ForeignKeyConstraint(['role_id'], ['roles.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_users_email'), 'users', ['email'], unique=True)
    op.create_index(op.f('ix_users_username'), 'users', ['username'], unique=True)
    op.drop_table('Products')
    ### end Alembic commands ###

def upgrade():
    op.alter_column('kubes', 'name', existing_type=sa.VARCHAR(length=64),
                    nullable=False)
    op.create_index('one_default', 'kubes', ['is_default'], unique=True,
                    postgresql_where=sa.text(u'kubes.is_default IS true'))
    op.drop_constraint(u'kubes_is_default_key', 'kubes', type_='unique')
    op.alter_column('packages', 'name', existing_type=sa.VARCHAR(length=64),
                    nullable=False)
    op.alter_column('packages', 'prefix', existing_type=sa.VARCHAR(),
                    nullable=False)
    op.alter_column('packages', 'suffix', existing_type=sa.VARCHAR(),
                    nullable=False)

    session = Session(bind=op.get_bind())
    session.query(PackageKube).filter(sa.or_(
        PackageKube.package_id.is_(None), PackageKube.kube_id.is_(None),
    )).delete()
    session.commit()

    op.alter_column('package_kube', 'kube_id', existing_type=sa.INTEGER(),
                    nullable=False)
    op.alter_column('package_kube', 'package_id', existing_type=sa.INTEGER(),
                    nullable=False)

def upgrade():
    migration_context = context.get_context()
    if migration_context.dialect.name == 'sqlite':
        id_type = sa.Integer
    else:
        id_type = sa.BigInteger

    op.create_table('coverages',
                    sa.Column('id', id_type, autoincrement=True,
                              primary_key=True),
                    sa.Column('project_name', sa.String(256), nullable=False),
                    sa.Column('coverage_rate', sa.Float()),
                    sa.Column('report_time', sa.DateTime()),
                    sa.Column('report_time_microsecond', sa.Integer(),
                              default=0),
                    mysql_engine='InnoDB')
    op.create_index('ix_project_name', 'coverages', ['project_name'])

def upgrade():
    migration_context = context.get_context()
    if migration_context.dialect.name == 'sqlite':
        id_type = sa.Integer
    else:
        id_type = sa.BigInteger

    op.create_table('files',
                    sa.Column('id', id_type, autoincrement=True,
                              primary_key=True),
                    sa.Column('coverage_id', id_type, nullable=False),
                    sa.Column('filename', sa.String(256), nullable=False),
                    sa.Column('line_rate', sa.Float()),
                    mysql_engine='InnoDB')
    op.create_index('ix_class_coverage_id', 'files', ['coverage_id'])
    op.create_index('ix_filename', 'files', ['filename'])

def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('user',
    sa.Column('id', sqlalchemy_utils.types.uuid.UUIDType(), server_default=sa.text('uuid_generate_v4()'), nullable=False),
    sa.Column('username', sa.Unicode(length=255), nullable=False),
    sa.Column('password', sqlalchemy_utils.types.password.PasswordType(), nullable=False),
    sa.Column('created_at', sa.DateTime(), server_default=sa.text('now()'), nullable=False),
    sa.Column('is_superuser', sa.Boolean(), server_default='FALSE', nullable=False),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_user_username'), 'user', ['username'], unique=True)
    op.create_table('user_problem',
    sa.Column('id', sqlalchemy_utils.types.uuid.UUIDType(), server_default=sa.text('uuid_generate_v4()'), nullable=False),
    sa.Column('problem_id', sqlalchemy_utils.types.uuid.UUIDType(), nullable=False),
    sa.Column('user_id', sqlalchemy_utils.types.uuid.UUIDType(), nullable=False),
    sa.ForeignKeyConstraint(['problem_id'], ['problem.id'], ),
    sa.ForeignKeyConstraint(['user_id'], ['user.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_user_problem_user_id'), 'user_problem', ['user_id'], unique=False)
    # ### end Alembic commands ###

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('comments',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('body', sa.Text(), nullable=True),
    sa.Column('body_html', sa.Text(), nullable=True),
    sa.Column('timestamp', sa.DateTime(), nullable=True),
    sa.Column('disabled', sa.Boolean(), nullable=True),
    sa.Column('author_id', sa.Integer(), nullable=True),
    sa.Column('post_id', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['author_id'], ['users.id'], ),
    sa.ForeignKeyConstraint(['post_id'], ['posts.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_comments_timestamp'), 'comments', ['timestamp'], unique=False)
    op.alter_column(u'statistic_visitor', 'referred',
               existing_type=mysql.VARCHAR(collation=u'utf8_unicode_ci', length=128),
               nullable=True,
               existing_server_default=sa.text(u"''"))
    ### end Alembic commands ###

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('statistic_visitor',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('last_count', sa.DateTime(), nullable=True),
    sa.Column('referred', sa.String(length=128), nullable=False),
    sa.Column('agent', sa.String(length=64), nullable=True),
    sa.Column('platform', sa.String(length=64), nullable=True),
    sa.Column('version', sa.String(length=64), nullable=True),
    sa.Column('ip', sa.String(length=64), nullable=True),
    sa.Column('hits', sa.Integer(), nullable=True),
    sa.PrimaryKeyConstraint('id', 'referred'),
    sa.UniqueConstraint('id'),
    sa.UniqueConstraint('referred')
    )
    op.create_index(op.f('ix_statistic_visitor_last_count'), 'statistic_visitor', ['last_count'], unique=False)
    ### end Alembic commands ###

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('machine_statistic',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('type', sa.String(length=64), nullable=True),
    sa.Column('timestamp', sa.String(length=64), nullable=True),
    sa.Column('userid', sa.String(length=64), nullable=True),
    sa.Column('netcode', sa.String(length=64), nullable=True),
    sa.Column('login_time', sa.DateTime(), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('id')
    )
    op.create_index(op.f('ix_machine_statistic_login_time'), 'machine_statistic', ['login_time'], unique=False)
    op.alter_column(u'statistic_visitor', 'referred',
               existing_type=mysql.VARCHAR(collation=u'utf8_unicode_ci', length=128),
               nullable=True,
               existing_server_default=sa.text(u"''"))
    ### end Alembic commands ###

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('scoreboard',
    sa.Column('user_id', sa.BigInteger(), nullable=False),
    sa.Column('ladder_name', sa.String(), nullable=False),
    sa.Column('mmr', sa.Integer(), nullable=False),
    sa.Column('matches', sa.Integer(), server_default='0', nullable=False),
    sa.Column('win', sa.Integer(), server_default='0', nullable=False),
    sa.Column('loss', sa.Integer(), server_default='0', nullable=False),
    sa.Column('dodge', sa.Integer(), server_default='0', nullable=False),
    sa.Column('leave', sa.Integer(), server_default='0', nullable=False),
    sa.ForeignKeyConstraint(['user_id'], ['user.id'], ),
    sa.PrimaryKeyConstraint('user_id', 'ladder_name')
    )
    op.create_index(op.f('ix_scoreboard_mmr'), 'scoreboard', ['mmr'], unique=False)
    op.add_column('match', sa.Column('radiant_win', sa.Boolean(), nullable=True))
    op.add_column('match', sa.Column('section', sa.String(), server_default='high', nullable=False))
    op.add_column('player_in_match', sa.Column('is_dodge', sa.Boolean(), server_default='false', nullable=False))
    op.add_column('user', sa.Column('section', sa.String(), nullable=True))
    ### end Alembic commands ###

def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('law', sa.Column('search_vector', sqlalchemy_utils.types.ts_vector.TSVectorType(), nullable=True))
    op.create_index('ix_law_search_vector', 'law', ['search_vector'], unique=False, postgresql_using='gin')
    op.add_column('page', sa.Column('search_vector', sqlalchemy_utils.types.ts_vector.TSVectorType(), nullable=True))
    op.create_index('ix_page_search_vector', 'page', ['search_vector'], unique=False, postgresql_using='gin')
    op.add_column('post', sa.Column('search_vector', sqlalchemy_utils.types.ts_vector.TSVectorType(), nullable=True))
    op.create_index('ix_post_search_vector', 'post', ['search_vector'], unique=False, postgresql_using='gin')
    op.add_column('proposal', sa.Column('search_vector', sqlalchemy_utils.types.ts_vector.TSVectorType(), nullable=True))
    op.create_index('ix_proposal_search_vector', 'proposal', ['search_vector'], unique=False, postgresql_using='gin')
    op.add_column('topic', sa.Column('search_vector', sqlalchemy_utils.types.ts_vector.TSVectorType(), nullable=True))
    op.create_index('ix_topic_search_vector', 'topic', ['search_vector'], unique=False, postgresql_using='gin')
    op.add_column('user', sa.Column('search_vector', sqlalchemy_utils.types.ts_vector.TSVectorType(), nullable=True))
    op.create_index('ix_user_search_vector', 'user', ['search_vector'], unique=False, postgresql_using='gin')
    # ### manually inserted searchable sync ###
    conn = op.get_bind()
    sync_trigger(conn, 'law', 'search_vector', ['content'])
    sync_trigger(conn, 'page', 'search_vector', ['title', 'content'])
    sync_trigger(conn, 'post', 'search_vector', ['content'])
    sync_trigger(conn, 'proposal', 'search_vector', ['description'])
    sync_trigger(conn, 'topic', 'search_vector', ['name', 'description'])
    sync_trigger(conn, 'user', 'search_vector', ['username'])
    # ### end Alembic commands ###

def upgrade():
    """Upgrade the database to a newer revision."""
    # commands auto generated by Alembic - please adjust! ###
    op.create_table('analysis_requests',
                    sa.Column('ecosystem', sa.Integer(), nullable=True),
                    sa.Column('package', sa.String(length=255), nullable=True),
                    sa.Column('version', sa.String(length=255), nullable=True),
                    sa.Column('id', sa.Integer(), nullable=False),
                    sa.Column('job_id', sa.String(length=255), nullable=True),
                    sa.Column('submitted_at', sa.DateTime(), nullable=True),
                    sa.Column('fulfilled_at', sa.DateTime(), nullable=True),
                    sa.Column('analysis_id', sa.Integer(), nullable=True),
                    sa.ForeignKeyConstraint(['analysis_id'], ['analyses.id'], ),
                    sa.PrimaryKeyConstraint('id'))
    op.create_index('epv_index', 'analysis_requests', ['ecosystem', 'package', 'version'],
                    unique=True, postgresql_where=sa.text('fulfilled_at IS NULL'))
    # end Alembic commands ###

def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('email',
                    sa.Column('user_id', zeus.db.types.guid.GUID(),
                              nullable=False),
                    sa.Column('email', sa.String(length=128), nullable=False),
                    sa.Column('verified', sa.Boolean(), nullable=True),
                    sa.Column('id', zeus.db.types.guid.GUID(), nullable=False),
                    sa.Column('date_created', sa.TIMESTAMP(timezone=True),
                              server_default=sa.text('now()'), nullable=False),
                    sa.ForeignKeyConstraint(
                        ['user_id'], ['user.id'], ondelete='CASCADE'),
                    sa.PrimaryKeyConstraint('id'),
                    sa.UniqueConstraint('user_id', 'email',
                                        name='unq_user_email')
                    )
    op.create_index(op.f('ix_email_user_id'), 'email',
                    ['user_id'], unique=False)
    # ### end Alembic commands ###

def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table(
        'failurereason',
        sa.Column('job_id', zeus.db.types.guid.GUID(), nullable=False),
        sa.Column('reason', zeus.db.types.enum.StrEnum(), nullable=False),
        sa.Column('repository_id', zeus.db.types.guid.GUID(), nullable=False),
        sa.Column('id', zeus.db.types.guid.GUID(), nullable=False),
        sa.Column(
            'date_created',
            sa.TIMESTAMP(timezone=True),
            server_default=sa.text('now()'),
            nullable=False
        ),
        sa.ForeignKeyConstraint(['job_id'], ['job.id'], ondelete='CASCADE'),
        sa.ForeignKeyConstraint(['repository_id'], ['repository.id'], ondelete='CASCADE'),
        sa.PrimaryKeyConstraint('id'),
        sa.UniqueConstraint('job_id', 'reason', name='unq_failurereason_key')
    )
    op.create_index(
        op.f('ix_failurereason_repository_id'), 'failurereason', ['repository_id'], unique=False
    )
    # ### end Alembic commands ###

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('book',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('title', sa.String(length=255), nullable=False),
    sa.Column('posted_on', sa.Date(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('users',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('username', sa.String(length=64), nullable=True),
    sa.Column('password_hash', sa.String(length=128), nullable=True),
    sa.Column('email', sa.String(length=64), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_users_email'), 'users', ['email'], unique=True)
    op.create_index(op.f('ix_users_username'), 'users', ['username'], unique=True)
    ### end Alembic commands ###

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('roles',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=64), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('name')
    )
    op.create_table('users',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('username', sa.String(length=64), nullable=True),
    sa.Column('role_id', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['role_id'], ['roles.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index('ix_users_username', 'users', ['username'], unique=True)
    ### end Alembic commands ###

def change_task(self):
        # Task in elixir did not generate a row_type for use as discriminator
        self.schedule('alter', op.add_column, 'task', Column('row_type', String(40)))

        # Task in elixir's queue_id was NULLABLE, but should not be (Tasks HAVE to be in a Queue now)
        self.schedule('alter', op.alter_column, 'task', 'queue_id', nullable=True)

        # Rename of relationship foreign key Task.reserved_by_id -> reserved_by_party_id
        old_name = 'reserved_by_id'
        new_name = 'reserved_by_party_id'
        self.schedule('drop_fk', op.drop_constraint, '%s_%s_fk' % ('task', old_name), 'task')
        self.schedule('alter', op.alter_column, 'task', old_name, new_column_name=new_name)
        self.schedule('create_fk', op.create_foreign_key, fk_name('task', new_name, 'party'), 'task', 'party', [new_name], ['id'])

        self.schedule('drop_pk', op.drop_index, ix_name('task', 'reserved_by_id'))
        self.schedule('indexes', op.create_index, ix_name('task','reserved_by_party_id'), 'task', ['reserved_by_party_id'])

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('shared_notes',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_date', sa.DateTime(), nullable=True),
    sa.Column('updated_date', sa.DateTime(), nullable=True),
    sa.Column('author_id', sa.Integer(), nullable=True),
    sa.Column('note_id', sa.Integer(), nullable=True),
    sa.Column('recipient_email', sa.String(length=254), nullable=True),
    sa.ForeignKeyConstraint(['author_id'], ['users.id'], ),
    sa.ForeignKeyConstraint(['note_id'], ['notes.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_shared_notes_created_date'), 'shared_notes', ['created_date'], unique=False)
    op.create_index(op.f('ix_shared_notes_updated_date'), 'shared_notes', ['updated_date'], unique=False)
    op.add_column('users', sa.Column('last_login_date', sa.DateTime(), nullable=True))
    ### end Alembic commands ###

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('comments',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('body', sa.Text(), nullable=True),
    sa.Column('body_html', sa.Text(), nullable=True),
    sa.Column('timestamp', sa.DateTime(), nullable=True),
    sa.Column('disabled', sa.Boolean(), nullable=True),
    sa.Column('author_id', sa.Integer(), nullable=True),
    sa.Column('post_id', sa.Integer(), nullable=True),
    sa.ForeignKeyConstraint(['author_id'], ['users.id'], ),
    sa.ForeignKeyConstraint(['post_id'], ['posts.id'], ),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_comments_timestamp'), 'comments', ['timestamp'], unique=False)
    ### end Alembic commands ###

def downgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('issue',
    sa.Column('id', sa.INTEGER(), nullable=False),
    sa.Column('user_id', sa.INTEGER(), autoincrement=False, nullable=False),
    sa.Column('topic_id', sa.INTEGER(), autoincrement=False, nullable=False),
    sa.Column('serial', sa.INTEGER(), autoincrement=False, nullable=True),
    sa.Column('published_at', postgresql.TIMESTAMP(), autoincrement=False, nullable=True),
    sa.Column('created_at', postgresql.TIMESTAMP(), autoincrement=False, nullable=True),
    sa.Column('title', sa.VARCHAR(length=128), server_default=sa.text(u"''::character varying"), autoincrement=False, nullable=False),
    sa.ForeignKeyConstraint(['topic_id'], [u'topic.id'], name=u'fk_issue_topic'),
    sa.ForeignKeyConstraint(['user_id'], [u'user.id'], name=u'fk_issue_user'),
    sa.PrimaryKeyConstraint('id', name=u'issue_pkey'),
    sa.UniqueConstraint('topic_id', 'serial', name=u'ux_issue_topic_serial')
    )
    op.add_column('link', sa.Column('issue_id', sa.INTEGER(), autoincrement=False, nullable=True))
    op.drop_constraint('fk_link_topic', 'link', type_='foreignkey')
    op.create_foreign_key(u'fk_link_issue', 'link', 'issue', ['issue_id'], ['id'])
    op.create_index('ix_issue', 'link', ['issue_id'], unique=False)
    op.drop_column('link', 'topic_id')
    ### end Alembic commands ###

def upgrade():
    op.create_table(
        'ad',
        sa.Column('id', sa.Integer(), nullable=False),
        sa.Column('asin', sa.String(20), nullable=False),
        sa.Column('title', sa.String(128), nullable=False),
        sa.Column('url', sa.String(1024), nullable=False),
        sa.Column('description', sa.String(256), nullable=False),
        sa.Column('created_at', sa.DateTime(), nullable=True),
        sa.PrimaryKeyConstraint('id'),
        sa.UniqueConstraint('asin', name='ux_ad_asin'),
    )
    op.create_table(
        'link_ad',
        sa.Column('id', sa.Integer(), nullable=False),
        sa.Column('issue_id', sa.Integer(), nullable=False),
        sa.Column('link_id', sa.Integer(), nullable=False),
        sa.Column('ad_id', sa.Integer(), nullable=False),
        sa.Column('weight', sa.Numeric(5, 2), nullable=False, server_default='0'),
        sa.Column('created_at', sa.DateTime(), nullable=True),
        sa.PrimaryKeyConstraint('id'),
        sa.UniqueConstraint('link_id', 'ad_id', name='ux_link_ad'),
    )
    op.create_index('ix_link_weight', 'link_ad', ['link_id', 'weight'], unique=False)
    op.create_index('ix_issue_weight', 'link_ad', ['issue_id', 'weight'], unique=False)

def upgrade_development():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('event_hooks',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=256), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('experiment_id', sa.Integer(), nullable=True),
    sa.Column('is_active', sa.Boolean(), nullable=True),
    sa.Column('call_when', sa.Integer(), nullable=True),
    sa.Column('caller_controller', sa.String(length=256), nullable=False),
    sa.Column('caller_method', sa.String(length=256), nullable=False),
    sa.Column('callee_module', sa.String(length=256), nullable=False),
    sa.Column('callee_controller', sa.String(length=256), nullable=False),
    sa.Column('callee_method', sa.String(length=256), nullable=False),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_event_hooks_experiment_id'), 'event_hooks', ['experiment_id'], unique=False)
    op.create_index(op.f('ix_event_hooks_name'), 'event_hooks', ['name'], unique=False)
    # ### end Alembic commands ###

def upgrade_test():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('event_hooks',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.String(length=256), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('experiment_id', sa.Integer(), nullable=True),
    sa.Column('is_active', sa.Boolean(), nullable=True),
    sa.Column('call_when', sa.Integer(), nullable=True),
    sa.Column('caller_controller', sa.String(length=256), nullable=False),
    sa.Column('caller_method', sa.String(length=256), nullable=False),
    sa.Column('callee_module', sa.String(length=256), nullable=False),
    sa.Column('callee_controller', sa.String(length=256), nullable=False),
    sa.Column('callee_method', sa.String(length=256), nullable=False),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_event_hooks_experiment_id'), 'event_hooks', ['experiment_id'], unique=False)
    op.create_index(op.f('ix_event_hooks_name'), 'event_hooks', ['name'], unique=False)
    # ### end Alembic commands ###