"""empty message

Revision ID: 1ff28a2e0c7a
Revises: e859bc7fc0d4
Create Date: 2024-09-13 14:30:40.482938

"""
from alembic import op
import sqlalchemy as sa
import sqlmodel.sql.sqltypes
from tidb_vector.sqlalchemy import VectorType
from sqlalchemy.dialects import mysql

# revision identifiers, used by Alembic.
revision = '1ff28a2e0c7a'
down_revision = 'e859bc7fc0d4'
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('regression_dataset', sa.Column('meta', sa.JSON(), nullable=True))
    op.drop_column('regression_dataset', 'dataset_name')
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.add_column('regression_dataset', sa.Column('dataset_name', mysql.VARCHAR(length=255), nullable=True))
    op.drop_column('regression_dataset', 'meta')
    # ### end Alembic commands ###