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33 lines
853 B
Python
33 lines
853 B
Python
"""Remove all setting in the DB
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Revision ID: 31a4ed468b18
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Revises: 4a666113c7bb
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Create Date: 2018-08-21 17:12:30.058782
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"""
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from alembic import op
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import sqlalchemy as sa
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# revision identifiers, used by Alembic.
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revision = '31a4ed468b18'
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down_revision = '4a666113c7bb'
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branch_labels = None
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depends_on = None
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def upgrade():
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# delete all settings from "setting" table.
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# PDA should work without initial settings in the DB
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# Once user change the settings from UI, they will be
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# written to the DB.
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op.execute("DELETE FROM setting")
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with op.batch_alter_table('setting') as batch_op:
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# drop view column since we don't need it
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batch_op.drop_column('view')
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def downgrade():
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with op.batch_alter_table('setting') as batch_op:
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batch_op.add_column(sa.Column('view', sa.String(length=64), nullable=True))
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