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feat: server multi models support (#799)

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takatost 2023-08-12 00:57:00 +08:00 • committed by GitHub
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api/migrations/versions/5022897aaceb_add_model_name_in_embedding.py Normal file
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"""add model name in embedding
Revision ID: 5022897aaceb
Revises: bf0aec5ba2cf
Create Date: 2023-08-11 14:38:15.499460
"""
from alembic import op
import sqlalchemy as sa
# revision identifiers, used by Alembic.
revision = '5022897aaceb'
down_revision = 'bf0aec5ba2cf'
branch_labels = None
depends_on = None
def upgrade():
# ### commands auto generated by Alembic - please adjust! ###
with op.batch_alter_table('embeddings', schema=None) as batch_op:
batch_op.add_column(sa.Column('model_name', sa.String(length=40), server_default=sa.text("'text-embedding-ada-002'::character varying"), nullable=False))
batch_op.drop_constraint('embedding_hash_idx', type_='unique')
batch_op.create_unique_constraint('embedding_hash_idx', ['model_name', 'hash'])
# ### 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.drop_constraint('embedding_hash_idx', type_='unique')
batch_op.create_unique_constraint('embedding_hash_idx', ['hash'])
batch_op.drop_column('model_name')
# ### end Alembic commands ###