42 lines
1.3 KiB
Python
42 lines
1.3 KiB
Python
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"""private messages
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Revision ID: d049de007ccf
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Revises: 834b1a697901
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Create Date: 2017-11-12 23:30:28.571784
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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 = 'd049de007ccf'
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down_revision = '2b017edaa91f'
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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.create_table('message',
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sa.Column('id', sa.Integer(), nullable=False),
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sa.Column('sender_id', sa.Integer(), nullable=True),
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sa.Column('recipient_id', sa.Integer(), nullable=True),
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sa.Column('body', sa.String(length=140), nullable=True),
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sa.Column('timestamp', sa.DateTime(), nullable=True),
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sa.ForeignKeyConstraint(['recipient_id'], ['user.id'], ),
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sa.ForeignKeyConstraint(['sender_id'], ['user.id'], ),
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sa.PrimaryKeyConstraint('id')
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)
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op.create_index(op.f('ix_message_timestamp'), 'message', ['timestamp'], unique=False)
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op.add_column('user', sa.Column('last_message_read_time', sa.DateTime(), nullable=True))
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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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op.drop_column('user', 'last_message_read_time')
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op.drop_index(op.f('ix_message_timestamp'), table_name='message')
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op.drop_table('message')
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# ### end Alembic commands ###
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