kopia lustrzana https://github.com/glidernet/ogn-python
35 wiersze
961 B
Python
35 wiersze
961 B
Python
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"""remove unnecessary pre postgis columns
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Revision ID: 2004ce1566c
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Revises: 277aca1b810
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Create Date: 2016-04-28 18:24:14.912833
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"""
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# revision identifiers, used by Alembic.
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revision = '2004ce1566c'
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down_revision = '277aca1b810'
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branch_labels = None
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depends_on = None
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from alembic import op
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import sqlalchemy as sa
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import geoalchemy2 as ga
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def upgrade():
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# POSTGIS is fast enough, so lets forget radius, theta and phi
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op.drop_column('aircraft_beacon', 'radius')
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op.drop_column('aircraft_beacon', 'theta')
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op.drop_column('aircraft_beacon', 'phi')
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# ... and flight_state is not used
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op.drop_column('aircraft_beacon', 'flight_state')
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def downgrade():
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op.add_column('aircraft_beacon', sa.Column('radius', sa.Float))
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op.add_column('aircraft_beacon', sa.Column('theta', sa.Float))
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op.add_column('aircraft_beacon', sa.Column('phi', sa.Float))
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op.add_column('aircraft_beacon', sa.Column('flight_state', sa.SmallInteger))
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