47 lines
1.7 KiB
Python
47 lines
1.7 KiB
Python
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"""add_dataset_model_name
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Revision ID: e8883b0148c9
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Revises: 2c8af9671032
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Create Date: 2023-08-15 20:54:58.936787
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"""
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import sqlalchemy as sa
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from alembic import op
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def _is_pg(conn):
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return conn.dialect.name == "postgresql"
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# revision identifiers, used by Alembic.
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revision = 'e8883b0148c9'
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down_revision = '2c8af9671032'
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branch_labels = None
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depends_on = None
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def upgrade():
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# ### commands auto generated by Alembic - please adjust! ###
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conn = op.get_bind()
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if _is_pg(conn):
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# PostgreSQL: Keep original syntax
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with op.batch_alter_table('datasets', schema=None) as batch_op:
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batch_op.add_column(sa.Column('embedding_model', sa.String(length=255), server_default=sa.text("'text-embedding-ada-002'::character varying"), nullable=False))
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batch_op.add_column(sa.Column('embedding_model_provider', sa.String(length=255), server_default=sa.text("'openai'::character varying"), nullable=False))
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else:
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# MySQL: Use compatible syntax
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with op.batch_alter_table('datasets', schema=None) as batch_op:
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batch_op.add_column(sa.Column('embedding_model', sa.String(length=255), server_default=sa.text("'text-embedding-ada-002'"), nullable=False))
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batch_op.add_column(sa.Column('embedding_model_provider', sa.String(length=255), server_default=sa.text("'openai'"), nullable=False))
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# ### end Alembic commands ###
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def downgrade():
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# ### commands auto generated by Alembic - please adjust! ###
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with op.batch_alter_table('datasets', schema=None) as batch_op:
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batch_op.drop_column('embedding_model_provider')
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batch_op.drop_column('embedding_model')
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# ### end Alembic commands ###
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