"""yt_video_artist_channel_ytid

Revision ID: f8c8d59285a6
Revises: 931fed47cfe9
Create Date: 2019-02-10 12:19:06.001069

"""

# revision identifiers, used by Alembic.
revision = 'f8c8d59285a6'
down_revision = '931fed47cfe9'
branch_labels = None
depends_on = None

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

def upgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.add_column('yt_videos', sa.Column('artist_channel_ytid', sa.String(), nullable=True))
    op.create_foreign_key(None, 'yt_videos', 'yt_artist_channels', ['artist_channel_ytid'], ['ytid'])
    ### end Alembic commands ###


def downgrade():
    ### commands auto generated by Alembic - please adjust! ###
    op.drop_constraint(None, 'yt_videos', type_='foreignkey')
    op.drop_column('yt_videos', 'artist_channel_ytid')
    ### end Alembic commands ###