"""lenthen ChatSession ID

Revision ID: 6ae8e7ca1d42
Revises: 4a9f7a6285cc
Create Date: 2025-05-22 13:25:55.807958

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

# revision identifiers, used by Alembic.
revision = '6ae8e7ca1d42'
down_revision = '4a9f7a6285cc'
branch_labels = None
depends_on = None


def upgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    op.alter_column('chat_session', 'session_id',
               existing_type=sa.VARCHAR(length=36),
               type_=sa.String(length=49),
               existing_nullable=True)
    # ### end Alembic commands ###


def downgrade():
    # ### commands auto generated by Alembic - please adjust! ###
    pass
    # ### end Alembic commands ###
