"""empty message

Revision ID: 7697154d0a4b
Revises: 7dfd5e3aa1fb
Create Date: 2019-02-02 20:54:59.683353

"""
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import postgresql

# revision identifiers, used by Alembic.
revision = '7697154d0a4b'
down_revision = '7dfd5e3aa1fb'
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.create_table('group',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('name', sa.Unicode(length=50), nullable=True),
    sa.Column('css', sa.UnicodeText(), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('name')
    )
    op.drop_column('guest', 'last_post')
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('guest', sa.Column('last_post', postgresql.TIMESTAMP(), autoincrement=False, nullable=True))
    op.drop_table('group')
    # ### end Alembic commands ###