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"""adding tag handling capacities
Revision ID: 2c5cc05216fa
Revises: be2b8b6f33dd
Create Date: 2016-11-08 07:41:13.923531
"""
# revision identifiers, used by Alembic.
revision = "2c5cc05216fa"
down_revision = "be2b8b6f33dd"
branch_labels = None
depends_on = None
from alembic import op
import sqlalchemy as sa
def upgrade():
op.create_table(
"tag",
sa.Column("text", sa.String(), nullable=False),
sa.Column("article_id", sa.Integer(), nullable=False),
sa.ForeignKeyConstraint(["article_id"], ["article.id"], ondelete="CASCADE"),
sa.PrimaryKeyConstraint("text", "article_id"),
)
def downgrade():
op.drop_table("tag")
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