"""Increase uri column size Revision ID: 1d3ed26d9978 Revises: 19b00bc19b7b Create Date: 2018-08-23 11:46:13.283801 """ # revision identifiers, used by Alembic. revision = '1d3ed26d9978' down_revision = '19b00bc19b7b' from alembic import op import sqlalchemy as sa def upgrade(): op.alter_column('ps_contacts', 'uri', type_=sa.String(511)) def downgrade(): op.alter_column('ps_contacts', 'uri', type_=sa.String(255))