migrations/versions/c4b4889d5e4e_.py
"""empty message
Revision ID: c4b4889d5e4e
Revises: d73fc7833958
Create Date: 2017-01-30 18:04:36.323708
"""
# revision identifiers, used by Alembic.
revision = 'c4b4889d5e4e'
down_revision = 'd73fc7833958'
from alembic import op
import sqlalchemy as sa
import sqlalchemy_utils
def upgrade():
# ### commands auto generated by Alembic - please adjust! ###
op.alter_column('speaker', 'country',
existing_type=sa.VARCHAR(),
nullable=True)
op.alter_column('speaker', 'organisation',
existing_type=sa.VARCHAR(),
nullable=True)
# ### end Alembic commands ###
def downgrade():
# ### commands auto generated by Alembic - please adjust! ###
op.alter_column('speaker', 'organisation',
existing_type=sa.VARCHAR(),
nullable=False)
op.alter_column('speaker', 'country',
existing_type=sa.VARCHAR(),
nullable=False)
# ### end Alembic commands ###