"""ScoDoc 9.0.13: essai cascade

Revision ID: a217bf588f4c
Revises: f73251d1d825
Create Date: 2021-09-10 21:44:34.947317

"""
from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision = 'a217bf588f4c'
down_revision = 'f73251d1d825'
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.alter_column('notes_semset_formsemestre', 'semset_id',
               existing_type=sa.INTEGER(),
               nullable=False)
    op.drop_constraint('notes_semset_formsemestre_semset_id_fkey', 'notes_semset_formsemestre', type_='foreignkey')
    op.create_foreign_key(None, 'notes_semset_formsemestre', 'notes_semset', ['semset_id'], ['id'], ondelete='CASCADE')
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_constraint(None, 'notes_semset_formsemestre', type_='foreignkey')
    op.create_foreign_key('notes_semset_formsemestre_semset_id_fkey', 'notes_semset_formsemestre', 'notes_semset', ['semset_id'], ['id'])
    op.alter_column('notes_semset_formsemestre', 'semset_id',
               existing_type=sa.INTEGER(),
               nullable=True)
    # ### end Alembic commands ###