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38 lines
1.0 KiB
Python
38 lines
1.0 KiB
Python
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"""empty message
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Revision ID: dabd7ab14339
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Revises: aa53b4d36c50
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Create Date: 2023-04-15 01:18:53.212673
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"""
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from alembic import op
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import sqlalchemy as sa
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from sqlalchemy.dialects import postgresql
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# revision identifiers, used by Alembic.
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revision = 'dabd7ab14339'
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down_revision = 'aa53b4d36c50'
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branch_labels = None
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depends_on = None
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def upgrade():
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op.add_column('package_review', sa.Column('rating', sa.Integer(), nullable=True))
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op.execute("""
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UPDATE package_review SET rating = CASE
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WHEN recommends THEN 5
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ELSE 1
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END;
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""")
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op.drop_column('package_review', 'recommends')
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op.alter_column('package_review', 'rating', nullable=False)
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def downgrade():
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op.add_column('package_review', sa.Column('recommends', sa.BOOLEAN(), autoincrement=False, nullable=True))
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op.execute("""
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UPDATE package_review SET recommends = rating >= 3;
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""")
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op.drop_column('package_review', 'rating')
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op.alter_column('package_review', 'recommends', nullable=False)
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