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"""empty message
Revision ID: a0f6c8743362
Revises: 64fee8e5ab34
Create Date: 2020-01-19 19:12:39.402679
"""
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import postgresql
# revision identifiers, used by Alembic.
revision = 'a0f6c8743362'
down_revision = '64fee8e5ab34'
branch_labels = None
depends_on = None
def upgrade():
op.alter_column('user', 'password',
existing_type=sa.VARCHAR(length=255),
nullable=False,
existing_server_default=sa.text("''::character varying"),
server_default='')
def downgrade():
op.alter_column('user', 'password',
existing_type=sa.VARCHAR(length=255),
nullable=True,
existing_server_default=sa.text("''::character varying"))
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