dify/api/migrations/versions/eeb2e349e6ac_increase_max_model_name_length.py

54 lines
1.8 KiB
Python

"""increase max model_name length
Revision ID: eeb2e349e6ac
Revises: 53bf8af60645
Create Date: 2024-07-26 12:02:00.750358
"""
import sqlalchemy as sa
from alembic import op
import models as models
# revision identifiers, used by Alembic.
revision = 'eeb2e349e6ac'
down_revision = '53bf8af60645'
branch_labels = None
depends_on = None
def upgrade():
# ### commands auto generated by Alembic - please adjust! ###
with op.batch_alter_table('dataset_collection_bindings', schema=None) as batch_op:
batch_op.alter_column('model_name',
existing_type=sa.VARCHAR(length=40),
type_=sa.String(length=255),
existing_nullable=False)
with op.batch_alter_table('embeddings', schema=None) as batch_op:
batch_op.alter_column('model_name',
existing_type=sa.VARCHAR(length=40),
type_=sa.String(length=255),
existing_nullable=False,
existing_server_default=sa.text("'text-embedding-ada-002'::character varying"))
# ### end Alembic commands ###
def downgrade():
# ### commands auto generated by Alembic - please adjust! ###
with op.batch_alter_table('embeddings', schema=None) as batch_op:
batch_op.alter_column('model_name',
existing_type=sa.String(length=255),
type_=sa.VARCHAR(length=40),
existing_nullable=False,
existing_server_default=sa.text("'text-embedding-ada-002'::character varying"))
with op.batch_alter_table('dataset_collection_bindings', schema=None) as batch_op:
batch_op.alter_column('model_name',
existing_type=sa.String(length=255),
type_=sa.VARCHAR(length=40),
existing_nullable=False)
# ### end Alembic commands ###