urma/migrations/versions/4a6731c9e71b_fixing_table_relationships.py
2023-01-02 14:48:22 +00:00

35 lines
1.1 KiB
Python

"""Fixing table relationships
Revision ID: 4a6731c9e71b
Revises: 563253042f7e
Create Date: 2023-01-02 13:12:21.344294
"""
from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import mysql
# revision identifiers, used by Alembic.
revision = '4a6731c9e71b'
down_revision = '563253042f7e'
branch_labels = None
depends_on = None
def upgrade():
# ### commands auto generated by Alembic - please adjust! ###
op.add_column('posts', sa.Column('parent_id', sa.Integer(), nullable=True))
op.drop_constraint('posts_ibfk_2', 'posts', type_='foreignkey')
op.create_foreign_key(None, 'posts', 'posts', ['parent_id'], ['id'])
op.drop_column('posts', 'reblog_id')
# ### end Alembic commands ###
def downgrade():
# ### commands auto generated by Alembic - please adjust! ###
op.add_column('posts', sa.Column('reblog_id', mysql.INTEGER(display_width=11), autoincrement=False, nullable=True))
op.drop_constraint(None, 'posts', type_='foreignkey')
op.create_foreign_key('posts_ibfk_2', 'posts', 'posts', ['reblog_id'], ['id'])
op.drop_column('posts', 'parent_id')
# ### end Alembic commands ###