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44 lines
1.6 KiB
Python
44 lines
1.6 KiB
Python
"""add-dataset-retrival-model
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Revision ID: fca025d3b60f
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Revises: b3a09c049e8e
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Create Date: 2023-11-03 13:08:23.246396
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"""
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import sqlalchemy as sa
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from alembic import op
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from sqlalchemy.dialects import postgresql
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# revision identifiers, used by Alembic.
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revision = 'fca025d3b60f'
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down_revision = '8fe468ba0ca5'
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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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op.drop_table('sessions')
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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('retrieval_model', postgresql.JSONB(astext_type=sa.Text()), nullable=True))
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batch_op.create_index('retrieval_model_idx', ['retrieval_model'], unique=False, postgresql_using='gin')
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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_index('retrieval_model_idx', postgresql_using='gin')
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batch_op.drop_column('retrieval_model')
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op.create_table('sessions',
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sa.Column('id', sa.INTEGER(), autoincrement=True, nullable=False),
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sa.Column('session_id', sa.VARCHAR(length=255), autoincrement=False, nullable=True),
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sa.Column('data', postgresql.BYTEA(), autoincrement=False, nullable=True),
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sa.Column('expiry', postgresql.TIMESTAMP(), autoincrement=False, nullable=True),
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sa.PrimaryKeyConstraint('id', name='sessions_pkey'),
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sa.UniqueConstraint('session_id', name='sessions_session_id_key')
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)
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# ### end Alembic commands ###
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